Soap is ______...? Mcqs

PPSC Past Papers

Latest MCQs

Soap is ______...?

(A) Acid
(B) Chemical

(C) Powder
(D) Salt

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There are ______ themes in geography....?

(A) Three
(B) Four

(C) Five
(D) Seven

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The only non metal exists in liquid state is ___________...?

(A) Mercury
(B) Bromine

(C) Phosphorus
(D) Iodine

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When the angle of refraction is 90° and the refractive index for water is 1. 33, the critical angle is ______...?

(A) 48.8°
(B) 50.0°

(C) 49.1°
(D) 51.0°

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According to Big Bang Theory, the Universe began about __________ billion years ago....?

(A) 10 – 20
(B) 20 – 30

(C) 30 – 40
(D) 40 – 50

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Resistance of a conductor does not depend on _______...?

(A) Length of the conductor
(B) Area of crossection

(C) Density
(D) Resistivity

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More than 50% of the Earth’s crust consists of ______ plains....?

(A) Abyssal
(B) Indus

(C) Low land
(D) None of these

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Tendency of atoms to acquire eight electrons in their valence shell is ______...?

(A) Octet rule
(B) Duplet rule

(C) Triplet rule
(D) None of above

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The main cause of air pollution is __________...?

(A) Burning Of Fuels
(B) Forests

(C) Fertilizers
(D) None of these

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Bio elements considered as vital for life are ______ members or in numbers....?

(A) 13
(B) 12

(C) 14
(D) 16

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Long-sight defect could be corrected by using __________ lens...?

(A) concave
(B) Convex

(C) diverging
(D) none of these

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Crude Oil is heated in the furnace up to _________...?

(A) 300°C
(B) 350°C

(C) 400°C
(D) 450°C

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“COTTON” is grown on ___________...?

(A) Black soil
(B) Red Soil

(C) Regur Soil
(D) Alluvial Sea

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Spring balance is used to measure _________...?

(A) Mass
(B) Weight

(C) Elasticity
(D) Density

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Sound travel faster in solid as compare to gases because of ______...?

(A) Gas molecules are packed loosely
(B) Sound does not travel faster through a solid than a gas

(C) Solid molecules are packed tightly
(D) Gas molecules move faster

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The matter of our sun is in ________ state...?

(A) Liquid
(B) Gas

(C) Solid
(D) Plasma

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The gravitational pull at the lunar surface is ________ of Earth...?

(A) 1/3
(B) 1/4

(C) 1/5
(D) 1/6

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At room temperature most of ionic compounds are ______...?

(A) Amorphous solids
(B) Crystalline solids

(C) Liquids
(D) Gases

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Vitamin C deficiency leads to:____________...?

(A) Scurvy
(B) Cold

(C) Cancer
(D) Rickets

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When white light is passed through a prism, it splits into __________ colours....?

(A) 5
(B) 6

(C) 7
(D) 8

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Value of 1 Farady is equal to ______...?

(A) 9.65 C
(B) 9650 C

(C) 96500 C
(D) 965 C

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Ohm's law states that _______...?

(A) Resistance increases as current increases
(B) Resistance decreases as current increases

(C) Resistance increases as voltage increases
(D) Current increases as voltage increases

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An active asteroid is discovered near ________ Orbit for the first time in billion years....?

(A) Saturn
(B) Mars

(C) Neptune
(D) Jupiter

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In a normal human body, the total number of red blood cells is ________...?

(A) 15 trillion
(B) 20 trillion

(C) 25 trillion
(D) 30 trillion

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Head to tail rule can be used to add ______ forces....?

(A) Two
(B) Three

(C) Five
(D) Any number of

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Brass gets discoloured in air because of the presence of which of the following gases in air ________ ...?

(A) Carbon dioxide
(B) Oxygen

(C) Nitrogen
(D) Hydrogen sulphide

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The use of potassium hydroxide produced a ________...?

(A) Hard soap
(B) Soft soap

(C) Moderate soap
(D) All of these

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The altitude on stratosphere is ______...?

(A) 40 to 45 km
(B) 50 to 55 km

(C) 60 to 65 km
(D) 70 to 75 km

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The SI unit of “Pressure” is ______...?

(A) Henry
(B) Pascal

(C) Joule
(D) None of these

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An _______ is a slanting surface connecting a lower level to a higher level....?

(A) Lever
(B) Pulley

(C) Inclined Plane
(D) Screw

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Fats are solids at ______...?

(A) Ordinary room temperature
(B) High temperature

(C) Higher than 50°C temperature
(D) N.O.T

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There are almost _______of nephrons in the each kidney in human body...?

(A) 5 million
(B) 3 million

(C) 1 million
(D) 10 million

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Chromosomes are made up of __________ ...?

(A) DNA only
(B) DNA and RNA

(C) Proteins only
(D) DNA and Proteins

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Second highest layer of Earth's atmosphere is _______...?

(A) Troposphere
(B) Stratosphere

(C) Mesosphere
(D) Thermosphere

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Nearest galaxy to our milky way is ________...?

(A) Messier 81
(B) Andromeda

(C) Triangulum
(D) Whirlpool

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In middle latitudes, which cloud will have the lowest base ________________________ ...?

(A) Cirrostratus
(B) Stratocumulus

(C) Altocumulus
(D) Cirrus

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Mobile Phone Convert sound into ______...?

(A) Sound wave
(B) U/V waves

(C) Microwaves
(D) Radio waves

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Parsec is a unit of ___________...?

(A) Energy
(B) Time

(C) Power
(D) Distance

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Swimmers make their bodies streamlined to ________ friction under water....?

(A) Increase
(B) Reduce

(C) Maintain
(D) Ignore

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A boy sitting in an open car moving with the constant speed throws a ball straight up into the air. The ball falls _________...?

(A) behind him
(B) in front of him

(C) into his hand
(D) by his side

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Selective reabsorption in nephron takes place at ______...?

(A) Glomerulus
(B) Malpighian body

(C) Convulated tubules
(D) Loop of Henle's

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Chemical formula for Water is _______ ...?

(A) NaAlO2
(B) H2O

(C) Al2O3
(D) CaSiO3

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Short-sightedness can be corrected by using ___________...?

(A) Convex lens
(B) Concave lens

(C) Convex-concave lens
(D) Concave-convex lens

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A/an _______ provides an incomplete path for the current to flow through....?

(A) Open Circuit
(B) Closed Circuit

(C) Series Circuit
(D) Short Circuit

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Plant have ________ while animals lack it....?

(A) starch
(B) cellulose

(C) protein
(D) fat

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A ______ is an inclined plane wrapped around a cylinder, used to fasten objects....?

(A) Screw
(B) Lever

(C) Pulley
(D) Wheel

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The elements of VIIA group are known as ______...?

(A) Lanthanides
(B) Actinides

(C) Halogens
(D) Nobel Gases

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Human beings use _______ liters of pure oxygen per day....?

(A) 550
(B) 2500

(C) 1,050
(D) 10,000

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Primatology is the study of: _________...?

(A) Human Behavior
(B) Primates

(C) Animals and Plants
(D) Forests

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Granite is a____________...?

(A) Metamorphic rock
(B) Igneous rock

(C) Sedimentry rock
(D) None of these

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Very High Frequency (VHF) have __________ wavelengths...?

(A) shorter
(B) shortest

(C) longer
(D) longest

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Enzymes are ______...?

(A) Steroid in nature
(B) Protein in nature

(C) Lipid in nature
(D) Carbohydrate in nature

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The automatic process of altering focus to get sharper image of near object is ______...?

(A) Vision
(B) Accommodation

(C) Focus
(D) All of these

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The strongest part(s) of a magnet is/are _________...?

(A) North pole
(B) South pole

(C) North and south pole
(D) Median of north and south pole

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The quantity of matter in an object is its ________...?

(A) Force
(B) Mass

(C) Weight
(D) None of these

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Sedimentary rocks are__________...?

(A) Porous
(B) Hard

(C) Rough
(D) Brittle

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Heat capacity is the product of mass and _______...?

(A) Boiling point
(B) Freezing point

(C) Energy
(D) Specific heat of material

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The rear view mirror of a motor vehicle is ________...?

(A) Concave
(B) Plane

(C) Convex
(D) Biconcave

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The particles of a solid ________...?

(A) Are widely spaced and move freely
(B) Are tightly packed together and stay in a fixed position

(C) Are loosely packed and move randomly
(D) Are sparse and vibrate at long distances

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Hydrology is the study of ___________...?

(A) Height
(B) High temperature

(C) High Mountain
(D) Rainfall

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What is the chemical formula for Sodium carbonate _______ ...?

(A) Na3CO2
(B) CNa2O3

(C) Na2CO3
(D) Na3CO3

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Friction opposes motion between two bodies in contact because of ______...?

(A) Charges on bodies
(B) Weight of bodies

(C) Roughness of surfaces
(D) None of above

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A transformer works on the principle of _______________...?

(A) Self induction
(B) Mutual induction

(C) Generator
(D) Inverter

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Echo is a ___________ of sound...?

(A) Reflection
(B) Refraction

(C) Interference
(D) None

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Severe deficiency of Vitamin D results in __________....?

(A) scurvy
(B) rickets

(C) night blindness
(D) None of these

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A colour blind person cannot see ______...?

(A) Anything
(B) Red

(C) White
(D) Black

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The soil maturity color of northeastern areas is ______...?

(A) Grey
(B) Reddish

(C) Dark Brown
(D) None of these

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A fathom is equal to ________feets...?

(A) 6
(B) 5

(C) 4
(D) 3

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WBCs are also called as _________...?

(A) Leukocytes
(B) Lymphocytes

(C) Nucleotides
(D) Erythrocytes

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Ozone layer is part of ______...?

(A) Mesosphere
(B) Stratosphere

(C) Thermosphere
(D) Troposphere

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The Scientific Study of Caves are know as _________ ...?

(A) Haematology
(B) Speleology

(C) Oology
(D) Oneriology

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The speed of sound in air is ______...?

(A) 332 m/s
(B) 345 m/s

(C) 333 m/s
(D) 354 m/s

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The process which is essential for continuing and survival of species is __________...?

(A) Digestion
(B) Respiration

(C) Reproduction
(D) Excretion

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Drugs for treatment of rheumatoid arthritis can be obtained from ______...?

(A) Animals
(B) Minerals

(C) Plants
(D) Micro organisms

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A shooting star is _________...?

(A) Sun
(B) A comet

(C) A meteor
(D) An steroid

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The fluid part of blood is known as __________...?

(A) plasma
(B) platelets

(C) blood cells
(D) None of these

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Deficiency of Vitamin-D results in __________...?

(A) night blindness
(B) rickets

(C) scurvy
(D) hair fall

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In the ball and bowl system, the mean position is at ______...?

(A) The earth
(B) Floor of the bowl

(C) Center of bowl
(D) Extreme position

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Titan, a moon of __________ , and Triton, a moon of _________ , have atmospheres mainly of _________....?

(A) Saturn, Jupiter, Hydrogen
(B) Uranus, Neptune, Nitrogen

(C) Saturn, Neptune, Nitrogen
(D) Mars, Venus, Hydrogen

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Another name for a supercomputer is a ______...?

(A) High-performance computer
(B) Mainframe computer

(C) Maxi computer
(D) None

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The human heart is _______ ...?

(A) Ampullary Heart
(B) Pulsating Heart

(C) Myogenic Heart
(D) Neurogenic Heart

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The most abundant constituent in Air is ______...?

(A) Hydrogen
(B) Oxygen

(C) Nitrogen
(D) Carbon Dioxide

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Humans can hear in the range of ______ to _______Hertz (Hz)....?

(A) 10 Hz to 10,000 Hz.
(B) 20 Hz to 20,000 Hz.

(C) 30 Hz to 30,000 Hz.
(D) 40 Hz to 40,000 Hz.

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An Average Hummingbird’s heart rate per minute is __________....?

(A) 500 times
(B) 1000 times

(C) more than 1000 times
(D) more than 1200 times

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Isotopes of an element have the same number of _______...?

(A) Neutrons
(B) Protons

(C) Electrons
(D) Beta rays

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In 2013, Planck measured the age of the universe at ___________...?

(A) 13.82 billion years
(B) 4.53 billion years

(C) 4.6 billion years
(D) 4.53 billion years

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The S. I. unit of refractive index is _______...?

(A) meter
(B) cm

(C) watt
(D) no unit

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Pollutants that are introduced into the environment by human activity are called as ___________...?

(A) Qualitative pollutants
(B) Quantitative pollutants

(C) Anthropogenic pollutant
(D) All of Above

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Dinosaurs and many other species were extinct about ________ years ago....?

(A) 55 million
(B) 66 million

(C) 75 million
(D) 85 million

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Water vapor is ______________...?

(A) A gas
(B) A cloud droplet

(C) A rain drop
(D) A snowflake

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Nearest star to the sun is: ___________...?

(A) Proxima Centauri
(B) Alpha Scorpius

(C) Beta Orionis
(D) Vegetal

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Galileo was an Italian astronomer who _________...?

(A) Developed the telescope
(B) Discovered four satellites of Jupiter

(C) Discovered that the movement of pendulum produces a regular time measurement
(D) All of the above

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In the manufacture of banaspati ghee the gas used is __________...?

(A) Helium
(B) Hydrogen

(C) Oxygen
(D) Nitrogen

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Different tissues that perform the same function form an ______...?

(A) Organ
(B) Tissue

(C) System
(D) Cell

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Escape velocity depends on ________...?

(A) Mass of the object trying to escape
(B) Radius of the planet or celestial body

(C) Both mass and radius of the planet or celestial body
(D) The velocity of the rotating planet

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Jupiter has ________ known moons....?

(A) 62
(B) 73

(C) 79
(D) 53

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Amino acids are a product of the digestion of: ___________...?

(A) Carbohydrates
(B) Fats

(C) Proteins
(D) Vitamins

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The two factors that affect the speed of sound in air are ______...?

(A) Humidity and volume of the air
(B) Temperature and mass of the air

(C) Volume and mass of the air
(D) Temperature and humidity of the air

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All of these are benefits of bacteria except ______...?

(A) Decomposition
(B) Oxygen Production

(C) Nitrogen Fixation
(D) None of these

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The importance of perspiration is to ___________...?

(A) Eliminate body odours
(B) Improve the general health

(C) Open the pores in the skin
(D) Regulate body temperature

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The winter solstice in the southern Hemisphere occurs on __________...?

(A) 22 December
(B) 23 September

(C) 21 June
(D) 22 March

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The largest latitude circle on earth is ________...?

(A) Arctic circle
(B) Tropic of cancer

(C) Tropic of Capricorn
(D) The Equator

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The spray bottles used as window or household cleaner or perfume spray works on: __________...?

(A) Capillary action
(B) Bernoulli’s Principle

(C) Pascal’s Law
(D) Stoke’s Law

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Selenology is the study of __________...?

(A) Stars
(B) Galaxy

(C) Moon
(D) Planets.

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Weather describe the condition of ______ at any one time....?

(A) The earth
(B) The land surface

(C) The atmosphere
(D) The ionosphere

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The turn ratios of a transformer is 10. It means ______...?

(A) Is = 10 Ip
(B) Np - 10Ns

(C) Ns = 10 Np
(D) Vs = 10 Vp

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Gravity setting chambers are used in industries to remove ________...?

(A) NOx
(B) SOx

(C) CO
(D) Suspended particulate matter

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Bond formed by mutual sharing of electron is ______...?

(A) Ionic bond
(B) Coordinate covalent bond

(C) Covalent bond
(D) Metallic bond

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The earth’s atmosphere is divided into layers based on the vertical profile of __________...?

(A) Air pressure
(B) Air temperature

(C) Air density
(D) Wind speed

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Burning of Fossil Fuels Results In ____________...?

(A) Increased oxygen level
(B) Decreases greenhouse gases

(C) Increased greenhouse gases
(D) Increased ethane level

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The term ‘Geography’ was coined first time by a Greek scholar _________ in 234BC...?

(A) Herodotus
(B) Thales of Miletus

(C) Eratosthenes
(D) Plato

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The gradual physiological adjustment to slowly changing new environmental conditions is known as _____________________...?

(A) Selection
(B) Introduction

(C) Acclimatization
(D) Quarantine

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One mega ohm resistance is equal to ______...?

(A) 106 ohm
(B) 108 ohm

(C) 107 ohm
(D) 10-6 ohm

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The shortest path of reflex action consists of _____...?

(A) 1 neuron
(B) 2 neurons

(C) 3 neurons
(D) Many neurons

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Which of the following are non-biodegradable materials ______...?

(A) Dead Animals
(B) Plastics

(C) Bread
(D) None of these

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Alzheimer’s disease is a _________ disorder....?

(A) Genetic
(B) Brain

(C) Eye
(D) Body Weight Loss

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The network of blood capillaries present in the layer of skin ______...?

(A) Epidermis
(B) Dermis

(C) Hypodermis
(D) Endodermis

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An important ore of chromium is ___________...?

(A) Argon
(B) Chromite

(C) Mirage
(D) Diamond

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‘Black holes’ refers to_______________...?

(A) Holes occurring in heavenly bodies
(B) Bright spots on the sun

(C) Collapsing object of high density
(D) Collapsing object of low density

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The scientific study of measurement is known as __________...?

(A) Entomology
(B) Metrology

(C) Ichthyology
(D) Ecology

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Newton metre is a unit of __________....?

(A) Substance
(B) Length

(C) torque
(D) Work

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Oscillations are damped due to the presence of ______...?

(A) Linear motion
(B) Restoring force

(C) Frictional force
(D) Mechanical force

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Alcohol and antibiotics on large scale production by organism is an area of ______...?

(A) Environmental biotechnology
(B) Fermentation

(C) Biotechnology in industry
(D) Medicinal biotechnology

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The female gametophyte of angiospermic plant is ______...?

(A) Embryo sac
(B) Ovule

(C) Ovary
(D) Carpel

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The key component of the scientific process is ______...?

(A) Hypothesis
(B) Observation

(C) Question
(D) Experimentation

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Which of the following metal occurs in free state ______________...?

(A) Lead
(B) Iron

(C) Mercury
(D) Copper

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Main and excessive part of plasma consists of ________...?

(A) Carbon dioxide
(B) Oxygen

(C) Water
(D) Glucose

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Role of biotechnology in the production of food based on ___________...?

(A) Decomposition
(B) Respiration

(C) Digestion
(D) Fermentation

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The Quantity of matter present in an object is its ________...?

(A) Density
(B) Weight

(C) Mass
(D) None of these

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Electronic configuration is distribution of _______...?

(A) Proton
(B) Neutron

(C) Electron
(D) Positron

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When the moon and the sun are on same side of the earth, we see a ______...?

(A) New Moon
(B) Full Moon

(C) Half Moon
(D) None

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Ionic crystals have ______...?

(A) High melting points
(B) Moderate melting points

(C) Low melting points
(D) None of above

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A term biotype means ___________...?

(A) all individuals having same phenotype
(B) all individuals having same genotype

(C) all individual with different phenotype
(D) all individuals with different genotype

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Two resistances of 6 Ω and 12 Ω are connected in parallel. Their net resistance is ______...?

(A) 7 Ω
(B) 6 Ω

(C) 4 Ω
(D) 5 Ω

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JAUNDICE is the disease of __________...?

(A) Heart
(B) Liver

(C) Lungs
(D) Brain

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The mobility of liquids is lesser than ______...?

(A) Solids
(B) Gases

(C) Plasma
(D) Bose Einstein Condensate

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Instrument of rain gauge is _________...?

(A) Drosometer
(B) Ombrometer

(C) Micrometer
(D) Pyrometer

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Acid deposition causes ______________________...?

(A) the greenhouse effect to lessen
(B) lakes and forests to die

(C) acid indigestion in humans
(D) all the above are correct

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A D.C motor converts _______...?

(A) Mechanical energy into electrical energy
(B) Mechanical energy into chemical energy

(C) Electrical energy into mechanical energy
(D) Electrical energy into chemical energy

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In the Centigrade scale, the freezing point of water is _______ and the boiling point of water is ________...?

(A) 0°C, 50°C
(B) 10°C, 100°C

(C) 0°C, 100°C
(D) 5°C, 90°C

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Vitamin E reduces the requirement of _________ ....?

(A) Iron
(B) Zinc

(C) Selenium
(D) Magnesium

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In the atmosphere, if the temperature is low then the pressure is _________...?

(A) Low
(B) High

(C) Normal
(D) All of these

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The main factor for determining a region’s climate is ___________...?

(A) Latitude
(B) Temperature

(C) Longitude
(D) None of them

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Latest MCQs

All matter is made of ___________...?

(A) Air
(B) Water

(C) Vibrations
(D) Atoms

Comments
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A disease always has a______...?

(A) Cure
(B) Germs

(C) Cause
(D) Patient

Comments
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Gold and Silver are known as _________ metals ...?

(A) Coinage metals
(B) Noble metals

(C) Both A & B
(D) None of these

Comments
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Fatal degenerative lung disease caused by particulate asbestos is referred to as _____________...?

(A) asbestosis
(B) asthma

(C) allergy
(D) sinusitis

Comments
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Planets having largest amount of Carbon Dioxide is ____________...?

(A) Mercury
(B) Jupiter

(C) Mars
(D) Venus

Comments
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The number of facial bones in a human body ________...?

(A) 15
(B) 14

(C) 22
(D) 26

Comments
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Approximate age of moon is _________...?

(A) 4.51 billion years
(B) 4.55 billion years

(C) 4.53 billion years
(D) 4.57 billion years

Comments
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Ozone layer prevents ______________ radiation from entering the atmosphere...?

(A) Infra-red
(B) Ultraviolet

(C) X-rays
(D) Gamma rays

Comments
Latest MCQs

When the magnitude of Kc is small, indicates ______...?

(A) Reaction mixture contain most of the reactant
(B) Reaction mixture contain most of the product

(C) Reaction mixture contain almost equal amount of reactant and product
(D) Reaction goes to completion

Comments
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What is it called when the Earth is closest to the sun _____________...?

(A) Aphelion
(B) Perihelion

(C) Apoapsis
(D) Periapsis

Comments
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A/an ________ provides a complete path for the current to flow through....?

(A) Open Circuit
(B) Closed Circuit

(C) Series Circuit
(D) Short Circuit

Comments
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Refrigerator works on the phenomenon of ________ of heat transfer....?

(A) Conduction
(B) Convection

(C) Radiation
(D) All of these

Comments
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A piece of matter in pure form is termed as ______...?

(A) Redical
(B) Mixture

(C) Compound
(D) Substance

Comments
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Alzheimer’s disease in human beings is characterized by the degeneration of _______...?

(A) Kidney cells
(B) Nerve cells

(C) Liver cells
(D) Spleen cells

Comments
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The thermosphere extends from an altitude of ________ to the base of ________ at ________...?

(A) 75 km, Mesosphere, 670 km
(B) 80 km, Ionosphere, 680 km

(C) 85 km, Exosphere, 690 km
(D) 90 km, Ozone Layer , 690 km

Comments
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A body is in equilibrium when it has ______...?

(A) Uniform speed
(B) Uniform acceleration

(C) Both a and b
(D) Zero acceleration

Comments
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The type of mirrors used in the headlamp of cars is ____________...?

(A) Parabolic concave
(B) Plane

(C) Spherical convex
(D) Cylindrical concave

Comments
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Places where the temperature of air is above freezing point of the water, the precipitation will be in the form of ________ ...?

(A) Hailstorms
(B) Thunders

(C) Rain
(D) Lightning

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Toy age refers to __________...?

(A) Early childhood
(B) Late childhood

(C) Baby hood
(D) All of Above

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Our atmosphere comprises of __________ Nitrogen...?

(A) 38% Nitrogen
(B) 58% Nitrogen

(C) 78% Nitrogen
(D) None of these

Comments
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Example of heterogeneous mixture is _______...?

(A) Sugar and water
(B) Sand and water

(C) Salt and water
(D) Ink and water

Comments
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Barnacles growing on the back of whale is an example for ________________...?

(A) mutualism
(B) parasitism

(C) amensalism
(D) commensalism

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Sunsets on Mars are _________...?

(A) Red
(B) Blue

(C) Yellow
(D) Orange

Comments
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Female Ova are ___________...?

(A) Haploid
(B) Diploid

(C) Triploid
(D) None of these

Comments
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Chemical name of vinegar is _____________...?

(A) Sodium Nitrate
(B) Dilute acetic acid

(C) Chloride of lime
(D) Calcium

Comments
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The order of speed of the sound in different mediums from faster to slowest is ______...?

(A) Gas → Liquid → Solid
(B) Liquid → Solid → Gas

(C) Solid → Liquid → Gas
(D) Gas → Solid → Liquid

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Only male frog produce croacking sound because _________ ...?

(A) Male frog can magnify their voice with the help of sound box.
(B) Male frog have three pair of vocal cord

(C) Female frog have larynx but no vocal cord
(D) Female frog have no larynx

Comments
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The scientific study of insects is known as _______...?

(A) Ichthyology
(B) Entomology

(C) Zoology
(D) Botany

Comments
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Pomology is the study of: _________...?

(A) Mind
(B) Bones

(C) Fruits
(D) Birds

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Flame test of Copper Halide with bluish-green color identify the presence of ______...?

(A) Halogen
(B) Hydrogen

(C) Copper
(D) B and C

Comments
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Microphone converts sound energy into ___________...?

(A) Microwaves
(B) Electrical signals

(C) Optical Signals
(D) Heat energy

Comments
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Sound cannot travel through __________...?

(A) Solid
(B) Liquid

(C) Gases
(D) Vaccum

Comments
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USB stands for ______...?

(A) Universal serial Bussiness
(B) Universal Serial Bus

(C) Universal Secondary Bus
(D) Unary Serial Bus

Comments
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Numerical value of ______ remains constant every where....?

(A) g
(B) G

(C) F
(D) W

Comments
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The molar mass of H2SO4 is ______...?

(A) 98 a.m.u
(B) 9.8 gm

(C) 98 gm
(D) 9.8 a.m.u

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Skin has ___________ layers...?

(A) One
(B) Two

(C) Three
(D) Four

Comments
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A telescope is an instrument that gathers _______ from distant sources....?

(A) Sound
(B) Light

(C) Heat
(D) Water

Comments
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The freezing point depends upon _______...?

(A) Nature of liquid
(B) Pressure

(C) Temperature
(D) Volume

Comments
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The major differentiating organelle of animal and plant cells is ______...?

(A) Cell Membrane
(B) Chloroplast

(C) Nucleus
(D) Cytoplasm

Comments
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Examples of Monosaccharides are ___________....?

(A) Glucose
(B) Galactose

(C) Fructose
(D) All of these

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In an oscillating pendulum, the bob accelerates from its extreme position due to ______...?

(A) Inertia
(B) Tension in the string

(C) Wind
(D) Gravitational force

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Deficiency of __________ causes loss of appetite and poor growth...?

(A) zinc
(B) iodine

(C) copper
(D) iron

Comments
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A body can escape the gravitational pull of the earth if it is thrown up with a velocity of ________ miles/second ...?

(A) 35
(B) 25

(C) 12
(D) 07

Comments
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The SI unit of Dipole moment is __________...?

(A) Debye
(B) Cm

(C) Weber
(D) Coulumb

Comments
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Digital T.V emits that ______...?

(A) X rays
(B) Y rays

(C) Z rays
(D) Radio Waves

Comments
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What is the molecular formula for Nitric acid ________ ...?

(A) HNO2
(B) HNO3

(C) HN2O2
(D) H2NO4

Comments
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Ozone layer exist above the earth about ______...?

(A) 35km
(B) 25km

(C) 40km
(D) 30km

Comments
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All Transition Elements are _____...?

(A) Gases
(B) Metals

(C) Nonmetals
(D) Metalloids

Comments
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What is the addictive drug in tobacco ______________...?

(A) Ethanol
(B) Nicotine

(C) Ammonia
(D) Tar

Comments
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A force is a ________ or a _______ that causes movement....?

(A) Pull, Twist
(B) Push, Pull

(C) Push, Lift
(D) Twist, Turn

Comments
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Lux is a unit of __________...?

(A) Luminous Flux
(B) Illumination

(C) Luminous Intensity
(D) Focus

Comments
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Thanatology is the study of _________...?

(A) Careers
(B) Being

(C) Death
(D) Soul

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For seeing objects at the surface of water from a submarine under water, the instrument used is ________...?

(A) Periscope
(B) Telescope

(C) Kaleidoscope
(D) Spectroscope

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Leach has ________ number of brains....?

(A) Zero
(B) 32

(C) 36
(D) None of these

Comments
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Curie is a unit of measuring the intensity of ___________...?

(A) Radioactivity
(B) Quantity of Heat

(C) Work or Energy
(D) Power

Comments
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Gravitation force is ______ of the medium between the objects....?

(A) Dependent
(B) Independent

(C) Both 'a' and 'b'
(D) None of these

Comments
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Dr. James Watson discovered the structure of DNA in __________...?

(A) 1953
(B) 1955

(C) 1957
(D) 1857

Comments
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The lifespan of Red Blood Cells is __________ days...?

(A) 60
(B) 120

(C) 180
(D) 240

Comments
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The average heartbeat per minute in a normal man is _________...?

(A) 50
(B) 70

(C) 80
(D) 100

Comments
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During night plants give out more ______...?

(A) Carbon Dioxide
(B) Oxygen

(C) Hydrogen
(D) Nitrogen

Comments
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Smallest animal is _________...?

(A) Skunk
(B) Gorilla

(C) Tiger
(D) Cat

Comments
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Highest Clouds are ___________...?

(A) Cirrocumulus
(B) Cirrus

(C) Cirrostratus
(D) All of these

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A rocket needs the speed of _______ to escape from earth’s gravity...?

(A) 22 miles per second
(B) 15 miles per second

(C) 12 miles per second
(D) 7 miles per second

Comments
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Moon is a__________...?

(A) Star
(B) Planet

(C) A & B
(D) Satellite

Comments
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Stratosphere is the atmospheric layer that absorbs most of __________ that Earth receives from the Sun....?

(A) Infrared radiation
(B) Ultraviolet radiation

(C) Ozone layer
(D) Radio waves

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The expected number of RBCs in a single drop, or microliter, of blood is _________ million in Men....?

(A) 4.5 to 6.2 million
(B) 3.4 to 6.8 million

(C) 3.2 to 7.2 million
(D) 4.0 to 5.2 million

Comments
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Metabolic reactions are _______...?

(A) Constructive reactions
(B) Destructive reactions

(C) Inhibiting reactions
(D) Both A and B

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When a light ray enters from a denser medium to a rare medium, it bends ______...?

(A) Perpendicular to normal
(B) Parallel to normal

(C) Toward normal
(D) Away from normal

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The audible range of normal cat ear is _______...?

(A) 10 Hz to 31kHz
(B) 67 Hz to 45kHz

(C) 20 Hz to 20kHz
(D) 45 Hz to 64kHz

Comments
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The part of brain involved in reasoning is ______...?

(A) Fore brain
(B) Cerebrum

(C) Cortex
(D) Frontal lobe

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The melting point of ice at normal atmospheric pressure is ______...?

(A) 0 °C
(B) 0 K

(C) 100 °C
(D) Both 'a' and 'b'

Comments
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Unit of force in (SI) is __________...?

(A) Meter
(B) Newton

(C) Kilogram
(D) None of these

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Spinal card controls all ___________...?

(A) Sexual activities
(B) Thinking activities

(C) Reflex activities
(D) none

Comments
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The temperature at which water boils depends mainly on ____________...?

(A) Air temperature
(B) Relative humidity

(C) Air pressure
(D) Air density

Comments
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Sun is divided into ______ main layers....?

(A) 2
(B) 3

(C) 4
(D) 5

Comments
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pH value of water is _________...?

(A) 5
(B) 5-6

(C) 8.7-10.5
(D) 6.5-8.5

Comments
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Which pollutant from motor car exhaust causes mental disease _____...?

(A) Carbon dioxide
(B) Lead

(C) Sulpher Dioxide
(D) Mercury

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Which colour of light is deviated least ________....?

(A) Red
(B) Blue

(C) Violet
(D) Green

Comments
Latest MCQs

In acidic formulation lactic acid produced from ______...?

(A) Pyruvic acid
(B) Acetic acid

(C) Citric acid
(D) Glyceric acid

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There are ______types of respiration takes place in frog....?

(A) 1
(B) 2

(C) 3
(D) None of these

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The type of electromagnetic wave used in security scanners at night is ______...?

(A) Microwaves
(B) Infra-red

(C) Radio waves
(D) X-ray

Comments
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Which one of the following elements the drum of a Photostat machine is made up of: _________...?

(A) Aluminium
(B) Selenium

(C) Barium
(D) None of these

Comments
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The electromagnetic rays used in radiotherapy to destroy cancer cells are ______...?

(A) Infrared rays
(B) X-rays

(C) Visible rays
(D) Ultraviolet rays

Comments
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The hormone ADH release from ______...?

(A) Pituitary gland
(B) Kidneys

(C) Liver
(D) Lungs

Comments
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If we dissolve sand into the water, then the mixture is said to be _______...?

(A) Solution
(B) Suspension

(C) Colloids
(D) Concentrated solution

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Paleontology is the study of: _____________...?

(A) Organic particles in the air
(B) Ancient Life and Fossils

(C) How bodily structures are put together in an organism
(D) How living things interact with each other and their environment

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The nearest Star to the planet earth is ________ ...?

(A) Regel
(B) Canopus

(C) Sun
(D) Betelgeuse

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Drugs that slow normal brain functioning are categorized as ______...?

(A) Narcotics
(B) Hallucinogen

(C) Marijuana
(D) Sedatives

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Strength of intermolecular forces from ionic or covalent bond is _______...?

(A) Weaker
(B) Stronger

(C) Equal
(D) None of above

Comments
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A loudspeaker changes _________ energy into sound energy....?

(A) Chemical
(B) Electrical

(C) Light
(D) Kinetic

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Garnet is a______________...?

(A) Sedimentary rock
(B) Igneous rock

(C) Mineral
(D) None of these

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The largest part of the human brain is ___________...?

(A) Medulla oblongata
(B) Cerebellum

(C) Cerebrum
(D) None of these

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The process of sublimation _______...?

(A) A solid turns directly into a liquid
(B) A liquid turns directly into a gas

(C) A gas turns directly into a liquid
(D) A solid turns directly into a gas

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The movement of organic materials (food) take place through ______...?

(A) Xylem
(B) Vessels

(C) Tracheid
(D) Phloem

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The PH of milk is _______...?

(A) 6.0
(B) 6.5

(C) 7.0
(D) 7.5

Comments
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Dioptre is a unit of measurement for __________ ...?

(A) Current
(B) Lens

(C) Force
(D) Focal Length

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The point where the enzyme is most active is known as ______...?

(A) Neutral pH
(B) Acidic pH

(C) Basic pH
(D) Optimum pH

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Scientific study of the Algae is known as ___________...?

(A) Phycology
(B) Pomology

(C) Oneriology
(D) Trichology

Comments
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The activity in relation to changes in environment is ______...?

(A) Stimulus
(B) Response

(C) Both a & b
(D) None of these

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When two identical atoms share electron pairs and exert force on each other than bond form is ______...?

(A) Non-polar covalent bond
(B) Polar covalent bond

(C) Double covalent bond
(D) Coordinate covalent bond

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A (an) ________ is the smallest possible particle of an element that can combine to form new compounds....?

(A) Molecule
(B) Atom

(C) Compound
(D) Element

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The most abundant element in the Earth’s crust is __________...?

(A) Oxygen
(B) Hydrogen

(C) Carbon Dioxide
(D) Silicon

Comments
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Change of state form liquid to solid is _________...?

(A) Boiling
(B) Freezing

(C) Evaporation
(D) None of these

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DNA is _____________...?

(A) Acetic Acid
(B) A class of nucleic acids

(C) Citric Acid
(D) None of these

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Colour of the plants is green due to the presence of _________....?

(A) Carbon dioxide
(B) Chlorophyll

(C) Urea
(D) Oxygen

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The three elements needed for healthy growth of plants are __________...?

(A) N, P, K
(B) N, C, P

(C) N, K,
(D) N, S, P

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A Barometer is device used to measure ______...?

(A) Humidity
(B) Atmospheric Pressure

(C) Room Temperature
(D) Salt in sea water

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Which of the following are Biodegradable ___________...?

(A) Cans
(B) Dead Plants

(C) Glass
(D) None of these

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The mesosphere ranges from ________ to _________...?

(A) 46 km to 85 km
(B) 48 km to 85 km

(C) 50 km to 85 km
(D) 52 km to 85 km

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The Boolean expression of an OR gate is ______...?

(A) A . B
(B) A + B

(C) A x B
(D) None of these

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Sunlight is a Great Source of ____________...?

(A) vitamin C
(B) vitamin D

(C) vitamin E
(D) vitamin K

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Other name of platelets _______...?

(A) Erythrocytes
(B) Leukocytes

(C) thrombocytes
(D) None of these

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Volvox is a polyphyletic genus of _______...?

(A) Green algae
(B) Red algae

(C) Brown algae
(D) None of these

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Diffusion is a _____ process, which does not require energy input....?

(A) Active
(B) Fast

(C) Passive
(D) Slow

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The sun has a __________ year solar cycle during which its activity increases and decreases....?

(A) 10
(B) 11

(C) 12
(D) 13

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Wood is the main raw material for the manufacture of ____________...?

(A) Paint
(B) Gun powder

(C) Paper
(D) Ink

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Bond which involve 3 shared electron pairs is a ______...?

(A) Double covalent bond
(B) Single covalent bond

(C) Triple covalent bond
(D) None of above

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A narrow beam of white light passes from air into the glass and is refracted. The wave characteristic remains unchanged in its ______...?

(A) Direction
(B) Speed

(C) Frequency
(D) Wavelength

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Ibex is a wild alpine ________ found in Himalaya...?

(A) Dog
(B) Hen

(C) Sheep
(D) Goat

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The molecular mass of Water molecule is __________...?

(A) 16amu
(B) 17amu

(C) 18amu
(D) 20amu

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The Analytical Chemistry deals with instruments and methods to ______ identify and quantify the matter....?

(A) Mix
(B) Separate

(C) Differentiate
(D) Manipulate

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Lemon dissolution in water actually represents solute and solvent combination of ______...?

(A) Gas-liquid solution
(B) Liquid-liquid solution

(C) Solid-liquid solution
(D) Solid-solid solution

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If a machine performs 20 J of work in 10 sec. then it power is ______...?

(A) 200 watt
(B) 20 watt

(C) 2 watt
(D) 0.2 watt

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Deficiency of Vitamin-A results in __________...?

(A) Night blindness
(B) rickets

(C) scurvy
(D) hair fall

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Main use of salt in diet is to : ___________...?

(A) ease the process of cooking
(B) increase the taste

(C) produce small amount of hydrochloric acid required for digestion
(D) inclease solubility of food particles in water

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The source of the Sun’s energy is the process of ____________...?

(A) Photoelectric emission
(B) Nuclear fission

(C) Nuclear fusion
(D) Thermionic emission

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A burning candle is an example of ______ state of matter....?

(A) Gas
(B) Liquid

(C) Solid
(D) All three

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A Reflecting telescope consists of _____...?

(A) A primary lens and A secondary lens
(B) A primary lens and A secondary mirror

(C) A primary and A secondary mirror
(D) A primary mirror and A secondary lens

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Vernal equinox of northern hemisphere in March marks season of __________ ...?

(A) Spring
(B) Summer

(C) Winter
(D) Autumn

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People living in high altitudes (like mountains) usually have a _________...?

(A) smaller number of Red Blood Cells
(B) larger number of Red Blood Cells

(C) smaller number of White Blood Cells
(D) larger number of White Blood Cells

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Plants do exchange of gases through ______...?

(A) Roots
(B) Stomata

(C) Stem
(D) All of these

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The large muscles of arm is ______...?

(A) Bicep
(B) Tricep

(C) Tetracep
(D) Pentacep

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The isotope C-12 is present in abundance of _______...?

(A) 96.9%
(B) 97.6%

(C) 98.8%
(D) 99.7%

Comments
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Antares is of the largest known ___________...?

(A) Quasars Star
(B) Pulsars Star

(C) White Dwarfs Star
(D) Red Super-giants Star

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Speed of sound in air is _______km/h...?

(A) 1347
(B) 243

(C) 1235
(D) 1495

Comments
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The bread dough rises during alcoholic fermentation is due to _______...?

(A) Methyl alcohol
(B) CO2

(C) Ethyl alcohol
(D) H2O

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Which of the following is the largest gland of the Human body _________...?

(A) Lungs
(B) Liver

(C) Skin
(D) Gall Bladder

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Approximate age of sun is _________...?

(A) 4.4 billion years
(B) 4.5 billion years

(C) 4.6 billion years
(D) 4.7 billion years

Comments
Latest MCQs

The respiratory surface of human is ______...?

(A) Nostril
(B) Bronchiole

(C) Alveoli
(D) Trachea

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Enzyme changes in pH can cause enzymes to ______...?

(A) Denature
(B) Activate

(C) Inhibit
(D) Stabilize

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Tuberculosis is a _________ infection...?

(A) Viral
(B) Bacterial

(C) Fungal
(D) Parasitic

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A solid can _______...?

(A) Have a fixed shape
(B) Be easily compressed

(C) Take a shape of container
(D) Have freely moving molecules

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The type/s of pollution is/are ______...?

(A) Air Pollution
(B) Water Pollution

(C) Land Pollution
(D) All of these

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Secondary wall is made up of ______...?

(A) Pectin and cellulose
(B) Cellulose and protein

(C) Cellulose and lignin
(D) Lignin and pectin

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Numerical value of G is ______...?

(A) G = 6.673 10^-11 Nm^2 kg^-2
(B) G = 6.673 10^11 Nm^2 kg^-2

(C) G = 6.763 10^-11 Nm^2 kg^-2
(D) G = 6.763 10^11 Nm^2 kg^-2

Comments
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An object with particles close together and vibrating describes a _______...?

(A) Gas
(B) Liquid

(C) Solid
(D) All three

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Each gram fat supplies the body with about ______ calories....?

(A) 7
(B) 9

(C) 10
(D) 5

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When light strikes an opaque object, the light is blocked, thus a ________ is formed on the opposite side of the object....?

(A) Reflection
(B) Refraction

(C) Image
(D) Shadow

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Fog is an example of _________...?

(A) Gas in gas
(B) Gas in liquid

(C) Liquid in Gas
(D) Liquid in liquid

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The percentage of plasma in human Blood is _________...?

(A) 50%
(B) 55%

(C) 60%
(D) 80%

Comments
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An astronaut sees the colour of the sky as: _________...?

(A) Blue
(B) White

(C) Red
(D) Black

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Boiling point of pure water is __________...?

(A) 90’C
(B) 97’C

(C) 100’C
(D) None of these

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A binocular uses _________ prisms to see distant objects....?

(A) Porro
(B) Schmidt

(C) Fresnel
(D) Kepler

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Distance is a _____ quantity....?

(A) Vector
(B) Scalar

(C) Both a and b
(D) None of these

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Carbon dioxide enters into plants through ______...?

(A) Roots
(B) Leaves

(C) Petals
(D) Stomata

Comments
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Bile is released from ______...?

(A) Pancreas
(B) Stomach

(C) Liver
(D) Gallbladder

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The number of spark plugs needed in a diesel engine is ______...?

(A) Zero
(B) 1

(C) 2
(D) 4

Comments
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Which vegetable is also a flower __________...?

(A) Lady Finger
(B) Broccoli

(C) Tomato
(D) None of these

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The α-radiation is _______...?

(A) A stream of fast-moving electrons
(B) A form of electromagnetic radiation

(C) Highly ionizing than γ-radiation
(D) More penetrating than β-radiation

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Instrument that measure the electric force ________...?

(A) Hygrometer
(B) Hydrometer

(C) Ammeter
(D) Voltmeter

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When one atom forms cation by losing electron and other forms anion by accepting that electron then bond form between them is ______...?

(A) Covalent bond
(B) Ionic bond

(C) Coordinate covalent bond
(D) Hydrogen bond

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In the Composition of the earth, Aluminum is _______________...?

(A) 27.5%
(B) 20.3%

(C) 14.5%
(D) 8.23%

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What is the Molecular Formula for Glucose _______ ...?

(A) C4H10O6
(B) C5H11O6

(C) C6H12O6
(D) S6H12O6

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Water covers __________ of the Earth’s surface...?

(A) 61%
(B) 67%

(C) 71%
(D) 76%

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The expected number of RBCs in a single drop, or microliter, of blood is _________ million in Women....?

(A) 4.5 to 6.2 million
(B) 3.4 to 6.8 million

(C) 3.2 to 7.2 million
(D) 4.0 to 5.2 million

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The moon’s surface temperature varies from about ________ to _________ ...?

(A) – 173 degrees Celsius at night to 127 degrees Celsius during the day
(B) – 172 degrees Celsius at night to 172 degrees Celsius during the day

(C) Remains constant during day and night
(D) – 170 degrees Celsius at night to 107 degrees Celsius during the day

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On the Moon, the escape velocity is: __________...?

(A) Less than on Earth due to its lower mass and smaller radius
(B) More than on Earth due to its smaller radius

(C) The same as on Earth because escape velocity is a constant
(D) Dependent on the time of day

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Law of conservation of momentum defines that the total momentum of a system of two bodies before and after collision ______...?

(A) Remains constant
(B) Retains more momentum

(C) Losses some momentum
(D) None of the above is true

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Approximate age of milky-way is ________...?

(A) 16.5 billion years
(B) 15.5 billion years

(C) 13.5 billion years
(D) 14.5 billion years

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Short-sight defect could be corrected by a _____________ lens...?

(A) concave lens
(B) convex lens

(C) converging lens
(D) none of these

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Most protists are ______...?

(A) Terrestrial
(B) Fungal

(C) Photosynthetic
(D) Aquatic

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The part of brain involved in balance and precision in movements is: __________...?

(A) Cerebrum
(B) Cerebellum

(C) Thalamus
(D) Medulla oblongata

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Analysis deals with the identification of presence of functional groups in compounds is _______...?

(A) Physical qualitative analysis
(B) Analytical qualitative analysis

(C) Organic qualitative analysis
(D) Inorganic qualitative analysis

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The abrasives are ______...?

(A) Water
(B) Water insoluble minerals

(C) Water semi soluble minerals
(D) Water absorving minerals

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Animal and Plant bodies contain ________ of water....?

(A) 75%
(B) 72%

(C) 70%
(D) 73%

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A blood alcohol level above ________ will often result in death:...?

(A) 0.10
(B) 0.20

(C) 0.30
(D) 0.41

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When a ray of sunlight enters a dark room , its straight path become visible because of dust particles hanging in the air. It is because light is _________...?

(A) Visible
(B) Transparent

(C) Invisible
(D) opaque

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SI unit of Illumination is ________...?

(A) Candela
(B) Flux

(C) Lux
(D) None of these

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The waves that have maximum penetrating power to treat tumors are ______...?

(A) Ultraviolet radiation
(B) Microwaves

(C) Gamma-rays
(D) Radio waves

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The planets visible to us without using a telescope are __________...?

(A) 3
(B) 4

(C) 5
(D) 6

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The velocity of a wave is equal to ______...?

(A) Wavelength x Frequency
(B) Wavelength / Frequency

(C) Frequency / Wavelength
(D) Wavelength + Frequency

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NASA’s ________ rover landed on Mars in February 2021....?

(A) Persistence
(B) Desistance

(C) Perseverance
(D) None of the above

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During rainy season Wooden doors are difficult to open or closure because of ________ ...?

(A) Plasmolysis
(B) Imbibition

(C) Osmosis
(D) Diffusion

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The nearest planet to the Earth is _________...?

(A) Venus
(B) Mercury

(C) Mars
(D) Moon

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The medical branch of science that deals with the study of skin, its functions, diseases, & treatment is ________ ...?

(A) Dermatology
(B) Dormatology

(C) Deontology
(D) Dermatoglyphics

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Cotton contains ______ cellulose....?

(A) 30%
(B) 65%

(C) 85%
(D) 95%

Comments
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In group electron affinity values decreases from top to bottom because ______...?

(A) Atomic size normal
(B) Atomic size increases

(C) Atomic size decreases
(D) Atomic size same

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The size of Covid-19 virus is______...?

(A) 25-30KB
(B) 28-30KB

(C) 29-30KB
(D) None of these

Comments
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A saturated solution of KCl on heating becomes _______...?

(A) Unsaturated
(B) Supersaturated

(C) Diluted
(D) All of these

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If an Opaque object is moved closer to the light source the shadow gets _______...?

(A) Smaller
(B) Very Smaller

(C) Bigger
(D) Older

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Atomic mass of an element is equal to ______...?

(A) Mass of protons and neutrons
(B) Mass of protons and electrons

(C) Mass of electrons and neutrons
(D) Mass of protons only

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The most abundant element in the universe is __________....?

(A) Oxygen
(B) Hydrogen

(C) Carbon Dioxide
(D) Silicon

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Active site continuously changes it shapes until the substrate do not bind to it, is statement of ______...?

(A) Induce fit model
(B) Lock and key model

(C) Fluid mosaic model
(D) Both A and B

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In context of environment, the term “dirty dozen” refers to _____...?

(A) 12 most harmful greenhouse gases
(B) 12 ozone depleting substances

(C) 12 persistent organic pollutants
(D) None of the above

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The ratio of pure gold in 18 carat gold is _______________...?

(A) 0.5
(B) 0.9

(C) 0.8.5
(D) 0.75

Comments
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Atephobia is fear of _________...?

(A) Imperfection
(B) Heights

(C) Attitude
(D) None of these

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In an atom number of protons and neutrons are added to obtain ________...?

(A) In an atom number of protons and neutrons are added to obtain ________? Number of electrons
(B) Number of nucleons

(C) Atomic number of element
(D) Number of isotopes

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The color that is least deviated by a prism ______...?

(A) Violet ray
(B) Red ray

(C) Green ray
(D) Yellow ray

Comments
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A movable pulley can _______...?

(A) Increase the input force
(B) Decrease the input force

(C) Change the direction of force
(D) Change the speed of force

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Tetanus is a _________ infection....?

(A) Viral
(B) Bacterial

(C) Fungal
(D) Parasitic

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If an object absorbs all entire component/seven colours of light, it appears in ________ colour....?

(A) White
(B) Black

(C) Dark
(D) Green

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In fireworks,the green flame is produced because of __________...?

(A) Sodium
(B) Barium

(C) Mercury
(D) Potassium

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The male gonads in rabbit are ______...?

(A) Testis
(B) Ovaries

(C) Scrotal sac
(D) Vas deferens

Comments
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A chronometer meter measures __________ ...?

(A) Water waves
(B) Color contrast

(C) Time
(D) Sound waves

Comments
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The part of brain involved in balance and precision in movements is ______...?

(A) Cerebrum
(B) Cerebellum

(C) Thalamus
(D) Medulla oblongata

Comments
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The metal that is used as a catalyst in the hydrogenation of oils is _______...?

(A) Ni
(B) Pb

(C) Cu
(D) Pt

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The antiparticle of an electronic is _______...?

(A) Positron
(B) Proton

(C) Alpha particular
(D) None of these

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The periodic table divided into S, P, d, and f block based on _______...?

(A) Atomic Radius
(B) Electronic Configuration

(C) Ionization Energy
(D) Electron Affinity

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Another name for our voice box is _________...?

(A) Larynx
(B) Pharynx

(C) Trachea
(D) Mouth

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If zero line of Vernier scale coincides with zero of main scale, then zero error is ______...?

(A) Positive
(B) Zero

(C) Negative
(D) One

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A ______ is a semiconductor component that can either be used as switch or an amplifier....?

(A) Three pine shoe
(B) Transistor

(C) Reflector
(D) Dipole

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The earth’s ___________ is divided into 15 major plates of various sizes...?

(A) Mesosphere
(B) Stratosphere

(C) Lithosphere
(D) None

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Volcanoes are usually located on ________...?

(A) Divergent plate boundaries
(B) Convergent plate boundaries

(C) Hotspots
(D) All of these

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When white light is passed through a prism, it splits into ______ colors....?

(A) 7
(B) 8

(C) 2
(D) 4

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Dyne is a unit of _______...?

(A) Quantity
(B) Force

(C) Pressure
(D) Depth

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Despite the fluctuation in human body temperature. The temperature of human body remains at _________...?

(A) 35 °C
(B) 37 °C

(C) 42 °C
(D) 54 °C

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The direction of electric force and electric field intensity is ______...?

(A) Parallel to each other
(B) Perpendicular to each other

(C) Opposite to each other
(D) In any direction

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The discovery of neutron became very late because _______ ...?

(A) It does not carry any charge
(B) It does not move

(C) It is a fundamental particle
(D) It is present in nucleus

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The human eye acts like a ______...?

(A) Camera
(B) Telescope

(C) Projector
(D) Microscope

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Temperature of Sun in Celsius Scale is 6000ºC  & in Fahrenheit is _____________...?

(A) 8000 F
(B) 9000 F

(C) 10,832 F
(D) None of these

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When Earth is between the Moon and the Sun, this forms a shadow of the Earth, and the Moon passes through this shadow of the Earth, causing a ______...?

(A) Solar Eclipse
(B) Lunar Eclipse

(C) Moon Shadow
(D) Earth Shadow

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The Aurora Borealis, also known as ________...?

(A) Western lights
(B) Southern lights

(C) Eastern lights
(D) Northern lights

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The image formed by a plane mirror is ______ in size to the object....?

(A) Smaller
(B) Larger

(C) Different
(D) Same

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The meaning of Echoes is _______...?

(A) Repeating sounds
(B) Refracted sounds

(C) Absorbed sounds
(D) Amplified sounds

Comments
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The SI unit of “pressure” is _________....?

(A) pascal
(B) joule

(C) tesla
(D) henry

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The unit of torque in International system of unit is _________...?

(A) Newton
(B) Newton-Meter

(C) Kilogram
(D) Meter

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Lead ball falls through water more slowly than through air because __________...?

(A) The value of ‘g’ is less in water
(B) Density of air is less than that of water

(C) Of the viscous force in water
(D) Of The surface tension of water

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The primary function of the feathers in birds is to _________...?

(A) Provide insulation for preserving body heat
(B) Provide striking surface to the wings for flying

(C) Make the body surface waterproof
(D) impart coloration for species as well as sex recognition

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Afternoon rains in the equatorial region are the result of influences _______...?

(A) Land Breeze
(B) Monsoon

(C) Frontal
(D) Convectional

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The shielding effect across the period _______...?

(A) Increases
(B) Decrease

(C) Moderate
(D) Same

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A radioactive nuclide emits a β-particle. The atomic number (proton number) of the nucleus number of ______...?

(A) Stays the same
(B) Decreases by 2

(C) Increases by 1
(D) Decreases by 4

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The Summer solstice in the Northern Hemisphere happens on: __________...?

(A) 21 July
(B) 22 December

(C) 22 March
(D) 21 June

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Lenses form images through ______...?

(A) Dispersion
(B) Diffraction

(C) Refraction
(D) Reflection

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Snowfall is required from alleviation of mountain ______...?

(A) 36 - 38 degree
(B) 30 - 34 degree

(C) 38 - 40 degree
(D) None of these

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Permanent hardness of water is due to the presence of __________...?

(A) Sodium bicarbonate
(B) Calcium sulfate

(C) Calcium bicarbonate
(D) None of these

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Fertilizers are substances containing chemical elements such as manure or mixture of ______...?

(A) Lipids
(B) Carbohydrates

(C) Nitrates
(D) Proteins

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Organ of human body which is considered on the largest organ is ______...?

(A) Skin
(B) Digestive tract

(C) Liver
(D) Brain

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An alloy is the homogeneous mixture of ______...?

(A) Two solid
(B) Two liquid

(C) Two gases
(D) Solid and liquid

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Solution is a mixture of ______...?

(A) Mixture and Compound
(B) Element and Mixture

(C) Solvent and Compound
(D) Solute and Solvent

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NASA’s ________ program aims to land humans on the moon again in 2024....?

(A) Artemis
(B) Arshamedis

(C) Arsenimdo
(D) Bertonies

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The speed of light is __________...?

(A) 280,000 km/s
(B) 300,000 km/s

(C) 320,000 km/s
(D) none of these

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PSR J0108-1431 is the closest known ______________ to Earth...?

(A) Black hole
(B) Red giant

(C) Quasar
(D) Pulsar

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If the material recovers the original dimensions, when an external force is removed, this deformation is known as ______ deformation....?

(A) Inelastic
(B) Permanent

(C) Elastic
(D) Irreversible

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Basidiospores are considered to be a major source of ___________...?

(A) airborne allergens
(B) water borne allergens

(C) animal faeces
(D) bio-weapon

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A balanced diet quality formula recommended by World Health Organization is ____________....?

(A) Carbohydrates 58% + Proteins 12% + Fats 30%
(B) Mineral+Proteins+Fats

(C) Fats+Proteins+Minerals
(D) None of these

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The study of organisms and their environment is known as ________...?

(A) Acoustics
(B) Ecology

(C) Ichthyology
(D) None of these

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Blood glucose level is raised by the following except __________...?

(A) Carbohydrates
(B) Insulin

(C) Cholesterol
(D) Epinephrine

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Glucose is ______...?

(A) Vitamin
(B) Protein

(C) Carbohydrate
(D) Lipid

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Comets are made mostly of ______________...?

(A) Ice and dust
(B) Dust and lights

(C) Ice, dust and lights
(D) All of the above

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The Earth’s axis is an imaginary ______...?

(A) Square
(B) Line

(C) Circle
(D) Dot

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What is the number of known crystalline phases of water ________...?

(A) 4
(B) 8

(C) 17
(D) 18

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Matter exists in______ states....?

(A) One
(B) Three

(C) Five
(D) None of these

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Largest moon in our solar system is ________...?

(A) Deimos
(B) Ganymede

(C) Phobos
(D) Arche

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Plant stem that arise from buds on the base of parent plants are ______...?

(A) Bulb
(B) Rhizome

(C) Sucker
(D) Runner

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The 3N zygote is angiosperm develop into ______...?

(A) Seed coat
(B) Cotyledon

(C) Embryo
(D) Endosperm

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P Waves are also said to be __________ waves...?

(A) Push-pull
(B) Side-side

(C) Up-down
(D) None of the above

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Gravitational force is always ______...?

(A) Repulsive
(B) Attractive

(C) Both
(D) None of these

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What is the third most common gas found in the air we breathe ________ ...?

(A) Hydrogen
(B) Neon

(C) Carbondioxide
(D) Argon

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A Spectroscope is used to _______...?

(A) Measure the distance of a star from Earth
(B) Identify the chemical elements present in a star

(C) Determine the temperature of a star
(D) Calculate the velocity of a star

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To view dim stars, we use ______...?

(A) Compound microscope
(B) Endoscope

(C) Telescope
(D) Simple microscope

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Cusec is a unit of _________...?

(A) Area
(B) Time

(C) Distance
(D) mass

Comments
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Medium which sends signal from source to destination is known as ________ ...?

(A) Transmitter
(B) Transmission channel

(C) Receiver
(D) Hardware

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The Empirical formula of hydrogen peroxide is _______...?

(A) H2O2
(B) HO

(C) OH
(D) O2H2

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The speed of the sound in air is ______...?

(A) 143 m/s
(B) 243 m/s

(C) 343 m/s
(D) 443 m/s

Comments
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Ohm's law is not applicable to ______...?

(A) D.C. circuits
(B) Small resistors

(C) High currents
(D) Semiconductors

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The unicellular structure, responsible for asexual reproduction without fusion is ______...?

(A) Pores
(B) Spores

(C) Gametes
(D) Pollen grains

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MRI or CT scan resulted from the image exploration of ______...?

(A) Moon
(B) Saturn

(C) Jupiter
(D) Sun

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The sun is made up of 99.9% of ________________ and ______________...?

(A) Oxygen and Hydrogen
(B) Hydrogen and Sulfur

(C) Carbon and Silicon
(D) Hydrogen and Helium

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According to quantum theory of light, photons are _______...?

(A) Waves
(B) Particles

(C) Energy packets
(D) Electromagnetic

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Lactose is ______...?

(A) Grape sugar
(B) Honey sugar

(C) Milk sugar
(D) Cane sugar

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The most abundant element in human body is __________...?

(A) Hydrogen
(B) Blood

(C) Oxygen
(D) Protein

Comments
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Salt among following is ______...?

(A) HCl
(B) KCl

(C) HNO3
(D) H2SO4

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The presence of a dielectric between the plates of capacitors, the capacitance of capacitor ______...?

(A) Increases
(B) Remain constant

(C) Decreases
(D) Remain uncharged

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Sound waves are _________ waves....?

(A) Transverse
(B) Electromagnetic

(C) Longitudinal
(D) None of these

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Fish is one of the best source of ______...?

(A) Protein
(B) Vitamin

(C) Mineral
(D) Carbohydrate

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A three year child has _______ teeth...?

(A) 20
(B) 30

(C) 10
(D) None of these

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The Distance of Neptune From Sun is ________ astronomical unit....?

(A) 28
(B) 30

(C) 32
(D) None of these

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The atomic mass of an element expressed in gram is ______...?

(A) Gram molecular mass
(B) Gram atomic mass

(C) Gram formula mass
(D) Mole

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Presence of enzyme does not affect the nature or properties of ______...?

(A) Reactants
(B) Reaction rate

(C) End products
(D) Activation energy

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Night vision is possible with the help of ___________...?

(A) Red light
(B) Violet light

(C) Infrared Rays
(D) Ultra violet Light

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Substance whose atoms can be split are known as __________ materials....?

(A) Fusionable
(B) Fissionable

(C) Combustible
(D) None of these

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The Earth takes ______ to revolve around the sun....?

(A) 365 days and 4 hours
(B) 365 days and 6 hours

(C) 365 days and 8 hours
(D) 365 days and 10 hours

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Milk tastes sour when kept in the open for sometime due to the formation of __________...?

(A) lactic acid
(B) citric acid

(C) acetic acid
(D) carbonic acid

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The audible range of normal bat ear is ______...?

(A) 20 Hz to 120 kHz
(B) 20 Hz to 20 kHz

(C) 20 kHz to 110 kHz
(D) 20 Hz to 50 KHz

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The symbol denotes the proton number is ______...?

(A) P
(B) N

(C) Z
(D) A

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Cataract is a disease of ________...?

(A) Eyes
(B) Throat

(C) Lungs
(D) Circulatory system

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Deficiency of vitamin E in the human body causes __________...?

(A) Muscle weakness and vision problem
(B) Bone problem

(C) Rickets
(D) Osteoporosis

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Carrot is good source of Vitamin _______...?

(A) Vitamin A
(B) Vitamin B

(C) Vitamin C
(D) Vitamin D

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The most suitable unit for expressing nuclear radius is_______...?

(A) Angstrom
(B) Micro

(C) Nano meter
(D) Fermi

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The two chromatids are attached to each other at ______...?

(A) Telomere
(B) Histone

(C) Chromonema
(D) Centromere

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Places where the temperature of air is below freezing point of the water, the precipitation will be in the form of __________ ...?

(A) Snow
(B) Lightning

(C) Hailstorms
(D) Thunders

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Sounds travel faster through solids than _______...?

(A) Liquid
(B) Gases

(C) Solids
(D) Both A and B

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The liquid molecules leave the surface of liquid in evaporation process because ______...?

(A) Energy is low
(B) Energy is moderate

(C) Energy is high
(D) None of these

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The lifespan of White Blood Cells is __________ day(s)...?

(A) 1 – 5 days
(B) 3 – 7 days

(C) 4 – 8 days
(D) 5 – 21 days

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Chief builder of the body are ___________...?

(A) Carbohydrates
(B) Proteins

(C) Fats
(D) None of these

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The audible range of normal elephant ear is ______...?

(A) 16 Hz to 20kHz
(B) 10 Hz to 31kHz

(C) 67 Hz to 45kHz
(D) 20 Hz to 20kHz

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All living organisms are classified into _______ kingdoms under the system proposed by Whittaker (1969)....?

(A) 5
(B) 6

(C) 7
(D) 8

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Number of electrons lost by atoms of group IIIA equals ______...?

(A) 1
(B) 2

(C) 3
(D) 4

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A camera uses a __________ to form an image....?

(A) convex lens
(B) concave lens

(C) condenser lens
(D) none of these

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Silicon is an example of ______...?

(A) Conductor
(B) Insulator

(C) Resistor
(D) Semiconductor

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Saffron is obtained from which among the following parts of the plant ________...?

(A) Anther
(B) Stigma

(C) Stamen
(D) Pollen

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Which one is non flowering plant _______...?

(A) Moss
(B) Jasmine

(C) Sun Flower
(D) None of these

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Other name of red blood cells is ____________...?

(A) Erythrocytes
(B) Leukocytes

(C) Thrombocytes
(D) None of these

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Atmospheric pressure at sea level is _______...?

(A) 746 mm
(B) 760 mm

(C) 820 mm
(D) None of these

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Sound travels about ___________times faster in water than in air....?

(A) 2
(B) 3

(C) 4
(D) 5

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Symptoms of vitamin b7 deficiency are known to ______________....?

(A) Pellagra
(B) Hair Loss

(C) Muscle weakness
(D) Xerophthalmia

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Fat provides _______ as much energy as the same amount of carbohydrate....?

(A) Half
(B) Twice

(C) Same
(D) One-quarter

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Running water is required for breeding of ______...?

(A) Grass crap
(B) Silver fish

(C) Common crap
(D) Tilapia

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The echo (reflected sounD. will be distinctly heard only at ordinary temperatures if the distance of the reflecting surfaces from the source of sound is at least ________...?

(A) 1120 ft
(B) 120 ft

(C) 56 ft
(D) 100 ft

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The blueness of the sky is mainly due to _____________...?

(A) The scattering of sunlight by air molecules
(B) The presence of water vapor

(C) Absorption of blue light by the air
(D) Emission of blue light by the atmosphere

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Two capacitors of 8µF are connected in series then the equivalent capacitance is ______...?

(A) ¼ µF
(B) 2 µF

(C) 3 µF
(D) 4 µF

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The taste of water is ______...?

(A) Sour
(B) Bitter

(C) Sweet
(D) Tasteless

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A (an) ______ is a pure substance which contains only one type of molecule made up of atoms of more than one element....?

(A) Compound
(B) Element

(C) Molecule
(D) Atom

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The pyramid of energy in any ecosystem is _________...?

(A) Always upright
(B) May be upright or invented

(C) Always inverted
(D) Always Circle

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The Boolean expression of an AND gate is ______...?

(A) A . B
(B) A + B

(C) A x B
(D) None of these

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Fundamental molecule produced during photosynthesis is ______...?

(A) Glucose
(B) Amino acid

(C) Fatty acid
(D) Nucleotide

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Stars are huge balls of gas mainly consist of _______ and ________...?

(A) Oxygen, Nitrogen
(B) Helium, Oxygen

(C) Hydrogen, Helium
(D) Nitrogen, Carbon

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Apiculture refers to___________...?

(A) Rearing silk worms
(B) Science of bee keeping

(C) Science of gardening
(D) Science of cultural norms and trends

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Chemically finger nails are made up of ____________...?

(A) Carbohydrate
(B) Fats

(C) protein
(D) Starch

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Bolometer measures: ____________...?

(A) Breadith of tree
(B) Burning capacity

(C) Heat radiation
(D) Bearing capacity

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Water soluble Vitamins are _________...?

(A) A & D vitamins
(B) B & C vitamins

(C) A & K vitamins
(D) B & K vitamins

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The Sun is a __________...?

(A) Star
(B) Planet

(C) Asteroid
(D) Meteor

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Concave lenses are also known as ______...?

(A) Converging Lens
(B) Diverging Lens

(C) Cylindrical lens
(D) None

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Combustion can not take place without __________...?

(A) Hydrogen
(B) Air

(C) Oxygen
(D) Argon

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Permanent hardness of water due to sulphate of metals can be destroyed by the use of ________ ...?

(A) Zeolites
(B) Sulphonides

(C) Lime
(D) Nitrates

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The average adult has a blood volume of about __________ liters....?

(A) 4
(B) 5

(C) 6
(D) 7

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The type of lens in our eye is ______...?

(A) Convex
(B) Concave

(C) Both a & b
(D) None of these

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The deficiency of vitamin K causes ________ ...?

(A) Loss of appetite
(B) Scurvy

(C) Sterility
(D) Blood clotting disorder

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Bronze is an alloy of ____________...?

(A) Copper and Zinc
(B) Tin and Zinc

(C) Copper and Tin
(D) Iron and Zinc

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Lactometer is a type of Hydrometer which is used to measure the specific gravity of _________...?

(A) Honey
(B) Water

(C) Milk
(D) olive oil

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The part of an eye acting as a diaphragm of camera is ______...?

(A) Cornea
(B) Lens

(C) Iris
(D) Retina

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The number of neutron(s) in Protium is ______...?

(A) One
(B) Three

(C) Two
(D) No

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Soap is the term for a salts of a ______...?

(A) Carboxylic acid
(B) Citric acid

(C) Sulphuric acid
(D) Fatty acid

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Amino acids are building blocks of ______...?

(A) Nucleic acids
(B) Protein

(C) Vitamins
(D) Lipid

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During global warming, the percentage of carbon dioxide has ______...?

(A) Remained unchanged
(B) Reduced in atmosphere

(C) Increased in atmosphere
(D) None of these

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Hydrogen bomb is based on the principle of ________ ...?

(A) Nuclear fusion
(B) Artificial radioactivity

(C) Natural radioactivity
(D) Nuclear fission

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Earthquakes occur most frequently at __________...?

(A) Plate boundaries
(B) Plate surface

(C) Ocean beds
(D) All of the above

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The position of an element in the Periodic Table is determined by its __________ number...?

(A) Electron
(B) Proton

(C) Neutron
(D) None of these

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Medulla oblongata is a part of human ___________...?

(A) Heart
(B) Brain

(C) Liver
(D) Sex organ

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Inspiration involves ______...?

(A) Contraction of intercostals muscles
(B) Contraction of diaphragm

(C) Inward movement of ribs
(D) Both a and b

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The audible range of normal dog ear is ______...?

(A) 16 Hz to 20kHz
(B) 10 Hz to 31kHz

(C) 67 Hz to 45kHz
(D) 20 Hz to 20kHz

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Magnitude of energy released by an earthquake is calculated using ________...?

(A) Earthquake scale
(B) Seismic scale

(C) Richter scale
(D) Temblor scale

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Sickle cell anemia is a _________...?

(A) Genetic disorder
(B) virus disease

(C) bacterial disease
(D) diseases due to vitamin deficiency

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Corona disease is a ________  disease...?

(A) Infectious diseases
(B) Deficiency disease

(C) Hereditary disease
(D) Physiological diseases

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The density of water is __________...?

(A) 1 g/cm3
(B) 1.5 g/cm3

(C) 2 g/cm3
(D) none of these

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Yeasts feeds on sugar in the dough and produces ______ gas....?

(A) Oxygen
(B) Hydrogen

(C) Carbon dioxide
(D) Nitrogen

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The audio signals of TV are _____________...?

(A) Amplitude modulated
(B) Frequency modulated

(C) fixe modulated
(D) Velocity modulated

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Irritation caused by stimulus is the main cause of ______...?

(A) Tropism
(B) Movement

(C) Locomotion
(D) Arthritis

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Circadian Rhythm refers to _____________...?

(A) Planetary movements
(B) Formation of galaxies

(C) Human body cycles
(D) Calisthenics

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The harvesting is most important step of ______...?

(A) Preparation of soap
(B) Preparation of cold drinks

(C) Preparation of sugar
(D) Preparation of medicines

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A movable pulley is used as ______...?

(A) Speed multiplier
(B) Force multiplier

(C) Direction changer
(D) Load reducer

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Nearest star to sun is: __________...?

(A) Proxima Centurai
(B) Alpha Scorpii

(C) Beta Orionis
(D) Vega

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Coal, gas and oil are all examples of _____...?

(A) Tidal energy
(B) Nuclear energy

(C) Fossil fuel energy
(D) Biomass energy

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In general, Comets have __________ orbits...?

(A) Elliptical
(B) Highly elliptical

(C) Circular
(D) Parabolic

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The type of seed production without fusion of male and female gametes is ______...?

(A) Parthenocarpy
(B) Apomixes

(C) Grafting
(D) Scion

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Acid rain is mainly caused by emissions of __________ in the atmosphere...?

(A) Sulfur Dioxide and Potassium Nitrate
(B) Sulfur and Charcoal

(C) Nitrogen Oxide and Potassium Nitrate
(D) Sulfur Dioxide and Nitrogen Oxide

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Elements are made of _________...?

(A) Atoms
(B) Molecules

(C) H2O
(D) Compounds

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LPG consists mainly of : ___________...?

(A) Methane,Ethane & Hexane
(B) Ethane,Hexane &Nonane

(C) Methane,Butane & Propane
(D) All of these

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Sperms fuse with eggs to form ______...?

(A) Embryo
(B) Fetus

(C) Zygote
(D) Gamete

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The Great Spot is on the planet __________...?

(A) Saturn
(B) Venus

(C) Mars
(D) Jupiter

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All electromagnetic waves travel through a vacuum at ______...?

(A) The different speed
(B) The same speed

(C) The increasing speed
(D) The decreasing speed

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Other name of white blood cells is _____________...?

(A) Erythrocytes
(B) Leukocytes

(C) Thrombocytes
(D) None of these

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The major source of quick energy is ___________...?

(A) Carbohydrates
(B) Minerals

(C) vitamins
(D) None of these

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Saccharine is made up of __________...?

(A) Toluene
(B) Phenol

(C) Propane
(D) None of these

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When oil and gas resources are burnt they kill many forests and lakes by ________________ ...?

(A) deforestation
(B) water pollution

(C) acid rain
(D) forest fire

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Year is longest on : _____________...?

(A) Mercury
(B) Venus

(C) Mars
(D) The Earth

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Smoke is an solution of _________...?

(A) Solid in solid
(B) Solid in liquid

(C) Solid in gas
(D) Gas in gas

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Alkenes ______...?

(A) Show the same general formula as alkynes
(B) Have carbon-carbon triple bond

(C) Have carbon-carbon double bond
(D) Are saturated hydrocarbons

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Mohus scale is used for to measure ____________...?

(A) Hardness
(B) Humidity

(C) Pressure
(D) Temperature

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Orbital period of the planet Mercury around the sun is _____________...?

(A) 88 days
(B) 365 days

(C) 2 years
(D) 98 days

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Place directly above focus on Earth’s surface is known as _________...?

(A) Strike
(B) Comma

(C) Epicenter
(D) Origin

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Erythrocyte is another name for a ___________...?

(A) white blood Cells
(B) Platelet

(C) Red Blood cells
(D) Plasma

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Material for rain-proof coats and tents owe their water proof properties to ________...?

(A) Surface tension
(B) Viscosity

(C) Specific gravity
(D) Elasticity

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Lignite, bituminous & anthracite are different rank of _________ ...?

(A) Iron
(B) Coal

(C) Wood
(D) None of these

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Vitamin C is essential for ______...?

(A) Appetite
(B) Muscles

(C) Growth and repair of tissues
(D) None of these

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An example of true solution is ______...?

(A) Solution of starch
(B) Solution of soap

(C) Ink in water
(D) Tooth paste

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Scalar quantities have ______ and suitable unit....?

(A) Magnitude
(B) Direction

(C) Both a and b
(D) None of them

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The main function of the kidney is ____________...?

(A) To control blood pressure
(B) To control body temperature

(C) To remove waste product from the body
(D) To help in digestion of food

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Deficiency of Vitamin __________ causes Sailors Disease in human...?

(A) Vitamin A
(B) Vitamin K

(C) Vitamin C
(D) Vitamin D

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The sun is _________times bigger than the Earth....?

(A) 105
(B) 107

(C) 109
(D) 111

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To illuminate the inaccessible places in the tooth, dentists use ______...?

(A) Convex mirror
(B) Concave lens

(C) Convex lens
(D) Concave mirror

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Examples of _______ properties involved melting, transition to a gas, change of durability and changes to crystal form....?

(A) Physical
(B) Chemical

(C) Nuclear
(D) Biological

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Water is 50 times more viscous than ____________ ...?

(A) Oil
(B) Alcohol

(C) Gases
(D) Solid

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Chiken egg is composed of _______ cells...?

(A) One cell
(B) 100 cells

(C) 1000 cells
(D) One million cells

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The materials required for photosynthesis are _______...?

(A) Water (H2O) and Oxygen (O2)
(B) Water (H2O) and Carbon Dioxide (CO2)

(C) Carbon Dioxide (CO2) and Light Energy
(D) Glucose (C6H12O6) and Oxygen (O2)

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A train goes past a railway station at a high speed. A young boy standing on the edge of the platform is likely to __________...?

(A) Remain unaffected
(B) Fall away from the train

(C) Fall towards the train
(D) Fall away from or towards the train depending upon the speed

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Cause of Malaria is ________...?

(A) Dirty environment
(B) Pollution

(C) Mosquito
(D) None of above

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The point that lies directly above the source of an earthquake is known as _______________ ...?

(A) Earthquake Center
(B) Epicenter

(C) Gravitational Center
(D) Geological Center

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Salinization is ___________...?

(A) Accumulation of salts in water
(B) Accumulation of salts in soil

(C) Accumulation of salts in body
(D) Accumulation of salts in animals

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Sun is moving around the centre of the galaxy at a velocity of _______ km/s...?

(A) 205
(B) 210

(C) 215
(D) 220

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Newton's law of gravitation is consistent with Newton's _________ law of motion....?

(A) 1st
(B) 2nd

(C) 3rd
(D) All of them

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If the ratio of solute to solvent is high, the solution is said to be ______...?

(A) Aqueous Solution
(B) Unsaturated Solution

(C) Concentrated Solution
(D) Saturated Solution

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Nitrogen occurs in plant and animals in the form of ___________...?

(A) Minerals
(B) Fats

(C) Carbohydrates
(D) Proteins

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Input, processing, output. and storage are collectively referred to as ______...?

(A) Information processing cycle
(B) Hardware life cycle

(C) Software life cycle
(D) Information technology

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Water is a highly effective coolant for a car engine because _________...?

(A) Water is good conductor of heat
(B) Water has very high specific heat capacity

(C) Water boils at a comparatively high temperature
(D) Evaporation of water produces lot of cooling

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The products of the reaction between carbon dioxide and water are ______...?

(A) Glucose (C6H12O6) and Nitrogen (N2)
(B) Glucose (C6H12O6) and Oxygen (O2)

(C) Starch (C6H10O5) and Water (H2O)
(D) Cellulose (C6H10O5) and Carbon Monoxide (CO)

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Types of bones in human body are: Long, short, irregular and ____________...?

(A) Flat
(B) Medium

(C) Regular
(D) Rough

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Lack of _______ causes diabetes...?

(A) Vitamins
(B) Sugar

(C) Insulin
(D) Calcium

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In Fahrenheit scale the freezing point of water is ______ and boiling point of water is _______ ...?

(A) 32°F, 212°F
(B) 212°F, 32°F

(C) 35°F, 210°F
(D) 210°F, 35°F

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The cathode ray carry ______...?

(A) Positive charge
(B) Neutral

(C) Negative charge
(D) Positrons

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The percentage of blood cells in the Blood of human body is _________...?

(A) 40%
(B) 45%

(C) 50%
(D) 60%

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Triple point of water is _________...?

(A) 271 K
(B) 272.2 K

(C) 273.16 K
(D) None of these

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“Rancidity produced in butter can be decreased by adding quinoline to the butter”. This statements shows that _______________...?

(A) Nothing is impossible
(B) Quinoline is an inhibitor

(C) Quinoline is a catalyst
(D) Quinoline is an activator

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Pregnancy time period of “mice” is ___________...?

(A) 2 weeks
(B) 2.5 weeks

(C) 3 weeks
(D) 4 weeks

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Silicon is an example of _________...?

(A) No-conductor
(B) Semiconductor

(C) Super Conductor
(D) None of these

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A _______ with a rod, called an axle, through its center lifts or moves loads....?

(A) Wheel
(B) Pulley

(C) Lever
(D) Inclined Plane

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The type of coordination through electrochemical signals is _______...?

(A) Nervous
(B) Chemical

(C) Mechanical
(D) All of these

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The key component of the scientific process is ______...?

(A) Hypothesis
(B) Observation

(C) Question
(D) Experimentation

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The density of gases increases when its ______...?

(A) Pressure increased
(B) Temperature increased

(C) Volume increased
(D) None of these

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Which of the following is not a primary colour ________....?

(A) Red
(B) Blue

(C) Green
(D) Yellow

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Scurvy is caused due to the deficiency of ___________...?

(A) Vitamin A
(B) Vitamin D

(C) Vitamin C
(D) None of these

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The instrument which i specially design for recording earth quake wave is called seismograph which measure earth quake waves on a ____________...?

(A) Diatonic scale
(B) Fahrenheit Scale

(C) Richter scale
(D) Celsius Scale

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In Fahrenheit scale the boiling point of water is ______...?

(A) 208°F
(B) 210°F

(C) 212°F
(D) 214°F

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Burning of wood is a ______ change....?

(A) Chemical
(B) Physical

(C) Temporary
(D) Both A and B

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About ______ of the body weight of a mammal is water....?

(A) 70%
(B) 75%

(C) 80%
(D) 90%

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Friction can be reduced by changing from _________...?

(A) Rolling to sliding
(B) Sliding to rolling

(C) Dynamic to static
(D) Potential energy to kinetic energy

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Butter paper is _________ material because it scatters light....?

(A) Transparent
(B) Translucent

(C) Opaque
(D) None

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The gonads are the target organ for ______...?

(A) FSH
(B) LH

(C) Both a & b
(D) None of these

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A right rope walker carries a long pole to ______...?

(A) Increase his weight
(B) Raise his centre of gravity

(C) Lower his centre of gravity
(D) Keep his centre of gravity in fixed position

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Stars in the sky appear to twinkle due to _________...?

(A) a series of refractions
(B) a series of reflections

(C) a surface tension phenomenon
(D) multiple diminishing brightness

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Rainbow is formed due to ______...?

(A) Emission of light
(B) Absorption of light

(C) Refraction of light
(D) Transmission of sound

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The Oort cloud is estimated to be about __________ AU away from the sun...?

(A) 100,000
(B) 200,000

(C) 300,000
(D) 400,000

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Highly intelligent Mammals are_________...?

(A) rat
(B) dolphin

(C) bat
(D) Elephant

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The PH of milk is __________...?

(A) 6.0
(B) 6.5

(C) 7.0
(D) 7.5

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The group containing only electromagnetic waves is ______...?

(A) Light waves, Radio waves, Microwaves
(B) Light waves, Radio waves, Sound waves

(C) Light waves, Sound waves, Microwaves
(D) Radio waves, Sound waves, Microwaves

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The movement of earth around sun brings ________...?

(A) Tornadoes
(B) Rainfall

(C) Seasons
(D) Earthquakes

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Dry ice is ___________...?

(A) Methane hydrate
(B) Liquid Nitrogen

(C) Solid Carbon dioxide
(D) Frozen Water

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Exposure to sunlight helps a person improve his health because ________...?

(A) Resistance power increases
(B) The infrared light kills bacteria in the body

(C) The ultraviolet rays convert skin oil into Vitamin D
(D) The pigment cells in the skin get stimulated and produce a healthy tan

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The contraction and expansion of the movement of the walls of the food pipe after entering the slightly digested food is known as ______ movement...?

(A) Gastric
(B) Diastolic

(C) Peristaltic
(D) Oscillatory

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Male birds are ________ colorful than female birds....?

(A) Less
(B) More

(C) Equal
(D) None of these

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Bamboo is a__________...?

(A) Herb
(B) Grass

(C) Shurb
(D) Tree

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Proteins are made up of _________...?

(A) Polynucleotide
(B) Polypeptide

(C) Oxyacetylene
(D) None of these

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Wind always blows from area of ________...?

(A) Low pressure to high pressure
(B) High pressure to low pressure

(C) Only low pressure
(D) Only high pressure

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Each seed is covered on the outside by a _______, which is also known as _______....?

(A) Embryo, Endosperm
(B) Endosperm, Pericarp

(C) Seed coat, Testa
(D) Seedling, Radicle

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Polyethene is ______...?

(A) Oil
(B) Paper

(C) Plastic
(D) Wood

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The point within the Earth where earthquakes originate is _________...?

(A) Comma
(B) Origin

(C) Epicenter
(D) Focus

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The process of photosynthesis produces glucose and ______...?

(A) Carbon dioxide
(B) Oxygen

(C) Water
(D) Carbo monoxide

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The centrifuge machine used for separation of _______...?

(A) Juice
(B) pH

(C) Mud
(D) Crystal

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Bromine is a___________________...?

(A) black solid
(B) red-brown liquid

(C) colourless gas
(D) highly inflammable gas

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Rainbow is seen after rain because of hanging molecules of water which act as __________...?

(A) Lens
(B) Prism

(C) Mirror
(D) Slabs

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1 Carat is equal to __________...?

(A) 0.2 g
(B) 0.3 g

(C) 0.4 g
(D) 0.5 g

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NASA’s _________ is currently studying the sun up close....?

(A) Darker Solar Probe
(B) Walker Solar Probe

(C) Parker Solar Probe
(D) Falkner Solar Probe

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A temporary magnet should be made from _______...?

(A) Copper
(B) Tin

(C) Iron
(D) None

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Troposphere extends from planetary surface to bottom of __________...?

(A) Stratosphere
(B) Mesosphere

(C) Troposphere
(D) Thermosphere

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The valency of carbon Atom is __________ ...?

(A) 1
(B) 2

(C) 3
(D) 4

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Elements which have same number of protons but different number of neutrons are called as _________ ...?

(A) Isotopes
(B) Isomers

(C) Allotropes
(D) Allomers

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SI unit of light is _________ ...?

(A) watt
(B) Pascal

(C) Candela
(D) Joule

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A canyon is a large form of ________...?

(A) Dry valley
(B) Gorge

(C) Pediment
(D) Badiand

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The materials required for respiration are ______...?

(A) Glucose (C6H12O6) and Oxygen (O2)
(B) Glucose (C6H12O6) and Water (H2O)

(C) Carbon Dioxide (CO2) and Water (H2O)
(D) Oxygen (O2) and Light Energy

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According to Quark theory, there are _________ elementary particles....?

(A) Three
(B) Six

(C) Nine
(D) Ten

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Another name of RDX is ___________...?

(A) Cyanohydrin
(B) Dextran

(C) Cyclohexane
(D) Cyclonite

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The chemicals released from one cell and carried to signal some distant cell through blood are ______...?

(A) Neurotransmitters
(B) Enzymes

(C) Hormones
(D) All of these

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Lingxi-03, developed by Galaxy Space, was launched using a ___________ carrier rocket....?

(A) Long March-3D
(B) Long March-2D

(C) Vertical March-3D
(D) Orbital March-2D

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Main constituent in air is ___________...?

(A) Oxygen
(B) Nitrogen

(C) Hydrogen
(D) Helium

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The sample may be solid, liquid, gas or a _______ in qualitative analysis....?

(A) Mixture
(B) Compound

(C) Differentiate
(D) Substance

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The part of an eye acting as a black point of camera is ______...?

(A) Sclera
(B) Retina

(C) Optic disc
(D) Choroid

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The study of fish is known as ________...?

(A) Entomology
(B) Ichthyology

(C) Ecology
(D) None of these

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Approximate age of earth is ________...?

(A) 4.14 billion years
(B) 4.64 billion years

(C) 4.54 billion years
(D) 4.34 billion years

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Molasses is a byproduct of ______ Factory ...?

(A) Fertilizer
(B) Cotton seed oil

(C) Sugar
(D) Banaspati Ghee

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The blurred image is formed in front of eyes due to ______...?

(A) Light focused in front of the retina
(B) Light focused behind the retina

(C) Light focused at a point on retina
(D) Light focused at a point beyond retina

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Earth is closest to the sun every year in early ______________, when it’s winter for the Northern Hemisphere. We’re farthest away from the sun in early __________________, during our Northern Hemisphere summer....?

(A) January – July
(B) June – December

(C) July – January
(D) December – June

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The deficiency of vitamin E causes _______ ...?

(A) Weak immune system
(B) Weak bones

(C) Lack of appetite
(D) Sterility

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NH3 can be a base according to ______...?

(A) Arrhenius theory
(B) Bronsted-Lowery theory

(C) Lewis theory
(D) Both b and c

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Instrument used for measuring very high temperature is __________...?

(A) Pyroscope
(B) Pyrometer

(C) Seismograph
(D) Xylometer

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Ozone layer protects the Earth from __________ radiations from the Sun....?

(A) microwaves
(B) infrared

(C) X-rays
(D) ultraviolet

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Water is a ______...?

(A) Polar solvent
(B) Non-polar solvent

(C) Amphiphatic solvent
(D) Non-polar charged solvent

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First antibiotic was extracted from a _________...?

(A) Bacteria
(B) virus

(C) Fungus
(D) None of these

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Light travels in a ______...?

(A) Curved Path
(B) Zigzag Pattern

(C) Straight Line
(D) Circular Motion

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Fuel used in a Fast Breeder Reactor is _____________...?

(A) Uranium Oxide
(B) Uranium Plutonium carbide

(C) Uranium Plutonium Oxide
(D) Uranium thorium Oxide

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The rocks formed out of layers of sediment bonded together are known as _______________...?

(A) Metamorphic rocks
(B) Sedimentary rocks

(C) Igneous rocks
(D) All of the above

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In the wild primary diet of Pandas is _______...?

(A) [\"Bamboos\",\"Fruits\",\"Insects\",\"Small Birds\"]
(B) empty

(C) empty
(D) empty

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Naturally occurring enzyme used as a defense chemical by bacteria ______...?

(A) Defense protein
(B) Restriction enzyme

(C) Hydrolytic enzyme
(D) Ligase enzyme

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A set of metabolism reaction which maintain internal environment is ______...?

(A) Positive feedback
(B) Negative feedback

(C) Osmoregulation
(D) Homeostasis

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The inert gas which is substituted for nitrogen in the air used by deep sea divers for breathing, is ________ ...?

(A) Argon
(B) Xenon

(C) Helium
(D) Krypton

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The functional group -COOH is used for ______...?

(A) Alkynes
(B) Alcohols

(C) Phenols
(D) Carboxylic acids

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The internal condition of an organism is referred as ______...?

(A) Homeostasis
(B) Internal environment

(C) Internal metabolism
(D) Feedback mechanism

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A measuring cylinder is used in a laboratories for measuring exact volume of a _____...?

(A) Solid
(B) Gas

(C) Powder
(D) Liquid

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The respiratory problem common in smokers is______...?

(A) tuberculosis
(B) Emphysema

(C) Asthma
(D) Cancer

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The error caused by improper functioning of instrument is ______...?

(A) Determinant Error
(B) Systematic Error

(C) Indeterminant
(D) A and B

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At night, Plants intake __________ and release __________...?

(A) Oxygen – Carbon dioxide
(B) Carbon dioxide – Oxygen

(C) Oxygen – Carbon monoxide
(D) None of theseCarbon monoxide – Oxygen

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Bats can also fly in dark because they are capable of taking the help of _________...?

(A) Ultraviolet Waves
(B) Ultrasonic Waves

(C) Electromagnetic Waves
(D) Special Retina

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The distance between the earth and the sun is smallest in the month of _________...?

(A) February
(B) January

(C) December
(D) April

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Day and night are the results of__________...?

(A) Earth rotation around its axis
(B) Earth revolution

(C) Earth rotation accompanied with its revolution.
(D) None of these

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The bodyguard of the Earth is __________ that save the Earth from many Comets and Asteroids....?

(A) Mars
(B) Saturn

(C) Uranus
(D) Jupiter

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The muscle which is responsible to straighten the limb is _______...?

(A) Ligament
(B) Skeleton muscle

(C) Flexor
(D) Extensor

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Wireless transmission can be done via _____________...?

(A) A Infrared waves
(B) Radio waves

(C) Microwaves
(D) All of these

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What is the element required for solar energy conversion ______...?

(A) Ultra pure carbon
(B) Silicon

(C) Beryllium
(D) Tantalum

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The springs in brakes and clutches are used ______...?

(A) To restore original position
(B) To measure forces

(C) To absorb shocks
(D) To absorb strain energy

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The biggest planet in solar system is ______ and having _____ moons...?

(A) Uranus , Sixteen
(B) Jupiter, Seventy-nine

(C) Saturn, Sixteen
(D) Uranus, two

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The extremely cold temperatures in the polar region of moon mean that it can act as a kind of __________ where things do not undergo much change....?

(A) Time capsule
(B) Light capsule

(C) Meta capsule
(D) Natural capsule

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Enzymes are organic catalysts made up of __________...?

(A) Carbohydrates
(B) Proteins

(C) Nucleic Acid
(D) Fats

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The neutral atoms of all of the isotopes of the same element have _______...?

(A) Different numbers of protons
(B) Exact numbers of neutrons

(C) An exact number of protons
(D) An exact number of nucleons

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Nebulae are made up of ________...?

(A) Oxygen (97%) and Nitrogen (3%)
(B) Hydrogen (97%) and Helium (3%)

(C) Carbon (50%) and Nitrogen (50%)
(D) Helium (97%) and Hydrogen (3%)

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In Fahrenheit scale the freezing point of water is ______...?

(A) 30°F
(B) 32°F

(C) 34°F
(D) 100°F

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What is the distance of the star Proxima Centauri from the planet Earth ________...?

(A) 4.2 light years
(B) 3.2 light years

(C) 2.4 light years
(D) 1.5 light years

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Two fluorine atoms share one electron each in their outermost shell to achieve electronic configuration of ______...?

(A) Xe
(B) Ar

(C) Kr
(D) Ne

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The group of minerals chemically containing hydrocarbons is_______...?

(A) Silicate group
(B) Organic group

(C) Oxide group
(D) Hydride group

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The color of blood is red due to __________...?

(A) Haemoglobin
(B) Neutrophils

(C) Esinophils
(D) Hematocrit

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Frederick Sanger is a twice recipient of the Nobel Prize for ________...?

(A) Physics in 1956 and 1972
(B) Chemistry in 1958 and 1980

(C) Physics in 1903 and Chemistry in 1911
(D) Chemistry in 1954 and Peace in 1962

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The main constituent of Pearls are: ______________...?

(A) Calcium oxide &Ammonium Chloride
(B) Calcium Carbonate &Megnesium Carbonate

(C) Aragonite & Conchiolin
(D) None of these

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Tropism mostly refers to as_______...?

(A) Bird migration
(B) Directional growth of a plant

(C) Longevity of animal species
(D) Behavioral pattern of human

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The Microbes used in baking industry is ________...?

(A) Penicillin
(B) Yeast

(C) Water
(D) None of these

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Pluviometer measures ___________...?

(A) Wind
(B) Strength of Plywood

(C) Rainfall
(D) None of these

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Founder of modern astronomy was _________________...?

(A) Archimedes
(B) William Gilbert

(C) Nicolas Copernicus
(D) Michael Faraday

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Example of gas having monoatomic molecules is ___________ ...?

(A) Nitrogen
(B) Nydrogen

(C) Neon and argon
(D) Oxygen and nitrogen

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Zero error of the instrument is _______...?

(A) Systematic error
(B) Human error

(C) Random error
(D) Classified error

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Proton number is denoted by symbol __________ ...?

(A) M
(B) Z

(C) P
(D) A

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The Mirror used in the Automobiles are___________...?

(A) Concave
(B) Convex

(C) Plains
(D) Reflective

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A convex mirror always ___________ ...?

(A) Forms a real image
(B) Forms a virtual image

(C) Forms an inverted image
(D) Produces a larger image

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If pH value is greater than 7, then solution is ______...?

(A) Acidic
(B) Basic

(C) Amphoteric
(D) Neutral

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Dr. Abdus Salam of Pakistan was one of the contributors of the unification of __________...?

(A) Electromagnetic force and gravitational force
(B) Electromagnetic force and weak nuclear force

(C) Gravitational force and weak nuclear force
(D) Weak nuclear force and strong nuclear force

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The most densest substance on the Earth is __________....?

(A) Platinum
(B) Copper

(C) Steel
(D) Osmium

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