SI unit of time is_________...? Mcqs

PPSC Past Papers

Latest MCQs

SI unit of time is_________...?

(A) second
(B) kilo gram

(C) meter
(D) volt

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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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Nearest star to sun is: __________...?

(A) Proxima Centurai
(B) Alpha Scorpii

(C) Beta Orionis
(D) Vega

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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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Wisdom teeth normally grow between the age of___________...?

(A) 34-40
(B) 17-30

(C) 45-55
(D) 10-17

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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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Earthquakes occur most frequently at __________...?

(A) Plate boundaries
(B) Plate surface

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

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Sum of all ecosystems is classified as___________...?

(A) Aero sphere
(B) Ionosphere

(C) Biosphere
(D) Ozonosphere

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Dry ice is ___________...?

(A) Methane hydrate
(B) Liquid Nitrogen

(C) Solid Carbon dioxide
(D) Frozen Water

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Spring tides occur on new moon and full moon days because on these days_____________...?

(A) Sun, moon and earth are in a straight line
(B) Sun and earth are at right angles

(C) Sun and moon are at right angles
(D) Earth and moon are at right angles

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The human brain uses__________ percent of the total oxygen and blood in the body...?

(A) 20
(B) 12

(C) 35
(D) 48

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The SI base unit for mass is_____________...?

(A) Gram
(B) Pound

(C) Kilogram
(D) Ounce

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An instrument to detect the purity of milk is____________...?

(A) Lactometer
(B) Hygrometer

(C) Manometer
(D) Sonometer

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The Sun is a __________...?

(A) Star
(B) Planet

(C) Asteroid
(D) Meteor

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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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The alcohol used in the preparation of dynamite is________...?

(A) ethyl alcohol
(B) glycerol

(C) glycol
(D) methyl alcohol

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Most important effect of the moon on earth is that it___________...?

(A) Causes weather change
(B) Causes earthquakes

(C) Causes solar and lunar eclipse
(D) Effects tides of the ocean

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

(A) Substance
(B) Length

(C) torque
(D) Work

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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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Kilowatt-hour is a unit of____________...?

(A) Power
(B) Electric Current

(C) Energy
(D) Time

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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 type of glass used in making lenses and prism is___________...?

(A) Pyrex glass
(B) jena glass

(C) Flintglass
(D) Soft glass

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Earthquake waves travel faster in __________...?

(A) Water
(B) Flexibl rock

(C) Air
(D) Soil

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

(A) 1347
(B) 243

(C) 1235
(D) 1495

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Equator passes through one of these countries___________...?

(A) Saudi Arabia
(B) Italy

(C) Japan
(D) None

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The chemical name of “Acid” (Tezaab) is___________...?

(A) Sulfuric acid
(B) Sodium chloride

(C) Citric Acid
(D) None of these

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In HomoSapiens (Human) the fertilization occurs in the___________...?

(A) Uterus
(B) Ovaries

(C) Oviduct
(D) Cervix

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

(A) 50
(B) 70

(C) 80
(D) 100

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

(A) Genetic
(B) Brain

(C) Eye
(D) Body Weight Loss

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Smallest animal is _________...?

(A) Skunk
(B) Gorilla

(C) Tiger
(D) Cat

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Science is derived from Latin word “scientia” which means_________...?

(A) Reasoning
(B) Logic

(C) Knowledge
(D) Life

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

(A) Regel
(B) Canopus

(C) Sun
(D) Betelgeuse

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The amount of energy in wheat is__________...?

(A) 100 K Calories/100 gram
(B) 245 K Calories/100 gram

(C) 348 K Calories/100 gram
(D) 490 K Calories/100 gram

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Disease which transferred from animal to Human is_________...?

(A) Sporadic
(B) Epidemic

(C) Endemic
(D) Zoonosis

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‘Christian Friedrich Schönbein’ discovery is___________...?

(A) Ozone
(B) Radium

(C) Cholorine
(D) Neutron

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The gas usually filled in the electric bulb is___________...?

(A) Nitrogen
(B) Hydrogen

(C) Carbon dioxide
(D) Oxygen

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Sunlight is made of__________colours...?

(A) Seven colours
(B) Five colours

(C) Three colours
(D) Non of these

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Vitamin A is found in the____________...?

(A) Green vegetables
(B) white vegetables

(C) Yellow vegetables
(D) Red vegetables

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The inner most part of the earth is__________...?

(A) Crust
(B) Mental

(C) Core
(D) None of these

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In blood, the percentage of water is___________...?

(A) 75%
(B) 85%

(C) 90%
(D) 95%

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A colour blind person cannot distinguish between _________...?

(A) White & Yellow
(B) Red & Green

(C) Red & Black
(D) Green & Black

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The blind spot is located at the ___________ of the eye ...?

(A) pupil
(B) vitreous humor

(C) aqueous humor
(D) optic disc

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Ruby is an oxide of__________...?

(A) silver
(B) gold

(C) platinum
(D) aluminium oxide

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Water has high density and minimum volume at__________...?

(A) 0°C
(B) 4°C

(C) 100°C
(D) None of these

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Rusting of Iron involves_______________...?

(A) Reduction
(B) Oxidation

(C) Decomposition
(D) Displacement

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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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Cover of the capsule is made of__________...?

(A) Paper
(B) Polythene

(C) Eggshell
(D) Gelatin

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The human heart is _______ ...?

(A) Ampullary Heart
(B) Pulsating Heart

(C) Myogenic Heart
(D) Neurogenic Heart

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Garnet is a______________...?

(A) Sedimentary rock
(B) Igneous rock

(C) Mineral
(D) None of these

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A chronometer meter measures__________...?

(A) Sound waves
(B) Time

(C) Color contrast
(D) Water waves

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

(A) night blindness
(B) rickets

(C) scurvy
(D) hair fall

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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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Speed of sound in water at 20 °C is___________...?

(A) 1450 m/s
(B) 1474 m/s

(C) 1498 m/s
(D) 1500+ m/s

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

(A) 105
(B) 107

(C) 109
(D) 111

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A shooting star is _________...?

(A) Sun
(B) A comet

(C) A meteor
(D) An steroid

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The planet that moves round the Sun at the highest speed is_________...?

(A) Jupiter
(B) Venus

(C) Mars
(D) Mercury

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The Time taken for sunlight to reach the Earth is___________...?

(A) 700 sec
(B) 8hrs 20 mins

(C) 8 mins 20 sec
(D) 8 mins

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

(A) Larynx
(B) Pharynx

(C) Trachea
(D) Mouth

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Fuse wire is made of_____________...?

(A) 63% tin and 37% lead
(B) 63% lead and 37% tin

(C) 63% tin and 37% aluminum
(D) 63% lead and 37% aluminum

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Oil of vitriol is_________...?

(A) Nitric acid
(B) Hydrochloric acid

(C) Phosphoric acid
(D) Sulfuric acid

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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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The chemical name of Laughing gas is___________...?

(A) Nitric oxide
(B) Nitrogen dioxide

(C) Nitrogen pentoxide
(D) Nitrous oxide

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One of the following ways of expressing the concentration of a solution does not depend on temperature. It is__________...?

(A) Molarity
(B) Molality

(C) Normality
(D) Formality

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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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Silver fish is the name of__________...?

(A) Insect
(B) Fish

(C) Bird
(D) Mammal

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A reptile with a four-chambered heart is______________...?

(A) Snake
(B) Turtle

(C) Lizard
(D) Crocodile

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Water has maximum density at____________...?

(A) 0°C
(B) 4°C

(C) 4° K
(D) 4.8°C

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Human bone does not contain_________...?

(A) Calcium
(B) Chondroitin sulfate

(C) Boron
(D) phosphate

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The biggest species of the cat family is___________...?

(A) Tiger
(B) Lion

(C) Leopard
(D) None

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Main constituent in air is ___________...?

(A) Oxygen
(B) Nitrogen

(C) Hydrogen
(D) Helium

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Lux is a unit of __________...?

(A) Luminous Flux
(B) Illumination

(C) Luminous Intensity
(D) Focus

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The gas used in a refrigerator to cool water is___________...?

(A) Nitrogen
(B) Carbon dioxide

(C) Methane
(D) Tetrafluoroethane

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The common refrigerant used in domestic Refrigerator is_____________...?

(A) Neon
(B) Spirit

(C) Freon/Ammonia
(D) Methane

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“Green House Effect” means:____________...?

(A) Pollution
(B) Prevention of ultraviolet rays

(C) Trapping of Solar energy due to atmospheric carbon dioxide
(D) D. None

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

(A) 2
(B) 3

(C) 0
(D) 4

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What is known the cold and dense air blowing down from the mountain slope during the night__________...?

(A) Anabatic Wind
(B) Katabatic wind

(C) Lue Wind
(D) None of these

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Tuberculosis is a _________ infection...?

(A) Viral
(B) Bacterial

(C) Fungal
(D) Parasitic

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

(A) Pyroscope
(B) Pyrometer

(C) Seismograph
(D) Xylometer

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An element that does not occur in nature but can be produced artificially is__________...?

(A) Plutonium
(B) Uranium

(C) Radium
(D) Thorium

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When were blue jeans invented in _________...?

(A) 1900s
(B) 1860s

(C) 1870s
(D) 1850s

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

(A) Night blindness
(B) rickets

(C) scurvy
(D) hair fall

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Another name of vitamin C is__________...?

(A) Ascorbic Acid
(B) Acitic Acid

(C) Citric Acid
(D) Lysozyme

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Winter Solstice means____________...?

(A) longest night
(B) longest day

(C) smallest night
(D) smallest day

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Tesla is the unit of_________________________...?

(A) Magnetic Field Strength
(B) Electric Field Strength

(C) Gravitational Field Strength
(D) Nuclear Field Strength

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Most of the ozone in the atmosphere is concentrated in the _____________...?

(A) Mesosphere
(B) Troposphere

(C) Stratosphere
(D) ionosphere

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The longest bone in human body is___________...?

(A) Ulna
(B) Tibia

(C) Femur
(D) Humerus

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Basha Dam is to be constructed on___________...?

(A) River Sutlaj
(B) River Jhelum

(C) River Chenab
(D) None (On Indus River in Gilgit-Baltistan)

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Digestion of food is completed in the __________...?

(A) small intestine
(B) large intestine

(C) stomach
(D) Liver

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The season changes because of the ____________...?

(A) Moon is revolving round the earth
(B) Earth is revolving round its axis

(C) Earth is revolving round the sun
(D) Planet Mars is attracting the sun

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Instrument of rain gauge is _________...?

(A) Drosometer
(B) Ombrometer

(C) Micrometer
(D) Pyrometer

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The red blood cells originate in the ____________...?

(A) Brain
(B) Muscles

(C) Ligaments
(D) Bone Marrow

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Current stage of star ‘Sun’ is___________...?

(A) white dwarf
(B) red giant

(C) yellow dwarf
(D) orange dwarf

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The outermost layer of skin is the__________...?

(A) endodermis
(B) dermis

(C) epidermis
(D) hypodermis

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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 energy stored in a dam is___________...?

(A) Kinetic energy
(B) Electrical energy

(C) Potential energy
(D) None of these

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

(A) Hydrogen
(B) Blood

(C) Oxygen
(D) Protein

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Central Color of Rainbow is__________...?

(A) Blue
(B) Green

(C) Red
(D) Indigo

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The alloy of aluminium used for making magnet is_________...?

(A) Duralumin
(B) Y-Alloy

(C) Alnico
(D) Aluminium bronze

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Father of Homeopathy is__________...?

(A) Samuel Hahnemann
(B) Robert Dover

(C) Hakeem Suleman
(D) Dr Anwaar Khan

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Diameter of Sun is_____________...?

(A) 12 Lakh kms
(B) 13 Lakh kms

(C) 14 Lakh kms
(D) 15 Lakh kms

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

(A) Deimos
(B) Ganymede

(C) Phobos
(D) Arche

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Freezing point of water is__________...?

(A) 0°C
(B) -2°C

(C) -4°C
(D) None of above

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The image formed in a compound microscope is_____________...?

(A) erect
(B) inverted

(C) sometimes erect, sometimes inverted
(D) none

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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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An important ore of chromium is ___________...?

(A) Argon
(B) Chromite

(C) Mirage
(D) Diamond

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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

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The coldest region of the Earth’s atmosphere is__________...?

(A) Exosphere
(B) Thermosphere

(C) Stratopause
(D) Mesopause

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

(A) 27.5%
(B) 20.3%

(C) 14.5%
(D) 8.23%

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SI unit of light is _________ ...?

(A) watt
(B) Pascal

(C) Candela
(D) Joule

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The heaviest man made element found so for is__________...?

(A) Promethium
(B) Ununoctium

(C) Francium
(D) Technetium

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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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Mercury is the closest planet to the Sun, but Venus is hotter than Mercury because of its_________...?

(A) Pressure
(B) axis

(C) atmosphere
(D) surface

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Dialysis is used for the treatment of__________...?

(A) Kidney failure
(B) Heart weakness

(C) Brain diseases
(D) None of these

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The major ingredient of leather is__________________...?

(A) Collagen
(B) Polymer

(C) Nucleic acid
(D) None of these

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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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During winter in cold countries, the __________ is mixed to melt the ice on the icy roads....?

(A) Salt
(B) Chlorine

(C) Carbon dioxide
(D) Water

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BCG vaccine is used to produce immunity against___________...?

(A) Whooping cough
(B) Tuberculosis

(C) Virus fever
(D) Smallpox

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746 watts are equivalent to_____________...?

(A) 1 Joule
(B) 1 erg

(C) 1HP
(D) 1 poise

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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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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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The reaction between methane and chlorine in diffused sunlight is__________...?

(A) Oxidation
(B) Reduction

(C) Polymerisation
(D) Radical substitution

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Stomach stores the ___________...?

(A) enzime
(B) Food

(C) hcl
(D) None of These

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

(A) Transparent
(B) Translucent

(C) Opaque
(D) None

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

(A) Proxima Centauri
(B) Alpha Scorpius

(C) Beta Orionis
(D) Vegetal

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Cusec is a unit of _________...?

(A) Area
(B) Time

(C) Distance
(D) mass

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lightest metal is__________...?

(A) Lithium
(B) Sodium

(C) Magnesium
(D) Aluminium

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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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Blood which heart pumps to lungs is__________...?

(A) deoxygenated blood
(B) lymph fluid

(C) atria blood
(D) oxygenated blood

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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

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The production of rubber tree is better adopted to areas where the climate is_________...?

(A) Warm and humid
(B) Warm and dry

(C) Cool and moist
(D) cool and dry

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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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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 process of converting wet waste to manure is___________...?

(A) Metabolism
(B) Conservation

(C) Incineration
(D) Composting

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The hormone that increases the rate of heart beat and blood pressure after shock in a person is___________...?

(A) Adrenalin
(B) Gastrin

(C) Thyroxin
(D) Pancreatic

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The valency of carbon Atom is __________ ...?

(A) 1
(B) 2

(C) 3
(D) 4

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Percentage of water in a tomato is__________...?

(A) 94%
(B) 90%

(C) 47%
(D) None of these

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Spring balance is used to measure _________...?

(A) Mass
(B) Weight

(C) Elasticity
(D) Density

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The normal range of the number of white blood cells in a microliter of blood is between _________ ...?

(A) 2,500 and 09,300
(B) 4,500 and 10,000

(C) 4,900 and 12,000
(D) None of these

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When our sun reaches the end of its red giant phase, it will turn into a___________...?

(A) Supernova
(B) White Dwarf

(C) Black Hole
(D) Neutron Star

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The heaviest naturally-occurring element is_________...?

(A) Radium
(B) Platinum

(C) Uranium
(D) Cadmium

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Tibia is a bone found in the ____________...?

(A) Skull
(B) Arm

(C) Leg
(D) Face

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The biggest planet in our solar system is___________...?

(A) Venus
(B) Pluto

(C) Jupiter
(D) None

Comments
Latest MCQs

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

(A) Density
(B) Weight

(C) Mass
(D) None of these

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Gravitation force of earth is___________...?

(A) 9.80 m/s²
(B) 7.21 m/s²

(C) 1.62 m/s²
(D) None of these

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Latest MCQs

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

(A) 50%
(B) 55%

(C) 60%
(D) 80%

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

(A) Meter
(B) Newton

(C) Kilogram
(D) None of these

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In the electricity meter the digit to the extreme right is___________...?

(A) 1/5th of the unit
(B) 1/100 of the unit

(C) 1/10th of the unit
(D) 1/1000th of the unit

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If force of 6N displaces an object 2m in the direction of force, then work done will be __________...?

(A) 0
(B) 12 Joule

(C) 3 Joule
(D) Both b and c

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Only planet whose day is longer than its year is__________...?

(A) Mercury
(B) Neptune

(C) Venus
(D) None of These

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In Fishes excretory Product is__________...?

(A) Nitrogen
(B) Ammonia

(C) Uria
(D) Carbon dioxide

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Most soluble in water is:__________...?

(A) Camphor
(B) Sulphur

(C) Common salt
(D) Sugar

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The best conductor of heat among liquid is___________...?

(A) Water
(B) Mercury

(C) Ether
(D) Alcohol

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A tight-rope walker carries a long pole which he holds across his body. The purpose of this pole is to__________...?

(A) Prop him up if he falls
(B) Spread out his weight and reduce the pressure on the rope

(C) Add extra weight to keep the rope tightly stretched
(D) To keep the Center of gravity always above vertically above the rope

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

(A) 16amu
(B) 17amu

(C) 18amu
(D) 20amu

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Most abundant color in Earth is_________...?

(A) Blue
(B) Green

(C) Brown
(D) Black

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The Reason for a Swimming Pool to appear Less Deep than the actual depth is__________...?

(A) Refraction
(B) Light scattering

(C) Reflection
(D) Interference

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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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Dead red blood corpuscles are stored in____________...?

(A) Liver
(B) Spleen

(C) Kidney
(D) Heart

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

(A) Debye
(B) Cm

(C) Weber
(D) Coulumb

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The time taken by Sun to revolve around the center of our galaxy is___________...?

(A) 150 million years
(B) 250 million years

(C) 300 millon years
(D) 350 millon years

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

(A) HNO2
(B) HNO3

(C) HN2O2
(D) H2NO4

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

(A) Oxygen
(B) Hydrogen

(C) Carbon Dioxide
(D) Silicon

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

(A) Venus
(B) Mercury

(C) Mars
(D) Moon

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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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The most dense and heaviest planet is___________...?

(A) Jupiter
(B) Earth

(C) Mars
(D) Venus

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The instrument which measures very high temperature is____________...?

(A) Manometer
(B) Thermostat

(C) Chronometer
(D) Pyrometer

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Scientific Name of Human is____________...?

(A) Homo sapiens
(B) Mono sapiens

(C) Bio sapiens
(D) Cosmopolitan

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Earth rotates the sun in___________...?

(A) 23 hours 56 min 4 sec
(B) 24 hours

(C) 23 hours 57 min 9 sec
(D) Non of above

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For an object to escape from the surface of a celestial body, the kinetic energy of the object must be: __________...?

(A) Less than the gravitational potential energy of the body
(B) Equal to the gravitational potential energy of the body

(C) Greater than the gravitational potential energy of the body
(D) None of the above

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There are many different types of frozen water on Earth. Collectively, they are known as the: ___________...?

(A) Hydrosphere
(B) Cryosphere

(C) Frigid Zone
(D) Biosphere

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The Shape of earth is _________...?

(A) Elliptical
(B) Oblate Spheroid

(C) Oval
(D) Spherical

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Potassium nitrate is used in__________...?

(A) Medicine
(B) Fertilizer

(C) Salt
(D) Glass

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Mohs’ Scale” is used to indicate the_________...?

(A) Degree of hardness of minerals
(B) Degree of viscosity of a liquid

(C) Degree of elasticity of a material
(D) Degree of brittleness of a substance

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Granite is a____________...?

(A) Metamorphic rock
(B) Igneous rock

(C) Sedimentry rock
(D) None of these

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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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Hygrometer is used for measuring the ____________...?

(A) Speed of sound
(B) Density of milk

(C) Humidity of air
(D) Specific gravity of liquids

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Ring planet is Saturn; least dense and 2nd largest planet is_________...?

(A) Jupiter
(B) Saturn

(C) Neptune
(D) Mercury

Comments
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Oxidation is a chemical reaction involving the __________...?

(A) Gain of Electrons
(B) Loss of Electrons

(C) Gain of Protons
(D) Loss of Protons

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Boiling of an egg is a change which is__________...?

(A) Physical
(B) Chemical

(C) Physiological
(D) Morphological

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Candela is the basic unit of_________________...?

(A) luminous intensity
(B) heat producing value

(C) Thermodynamic temperature
(D) radioactive decay

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Ice mass that covers more than fifty-thousand square kilometers of land area is classified as____________...?

(A) ice sheet
(B) ice field

(C) glacier erosions
(D) ice cap

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Saliva contains__________...?

(A) Amylases
(B) Bite

(C) Trypsin
(D) None of these

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The amount of energy required by the children of age between one to three years is___________...?

(A) 300 k Calories
(B) 600 k Calories

(C) 900 k Calories
(D) 1200 k Calories

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Symbol of Iron is__________...?

(A) Na
(B) Fr

(C) Fe
(D) Zn

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

(A) Iron
(B) Zinc

(C) Selenium
(D) Magnesium

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Animal without red blood cells is_________ ...?

(A) Frog
(B) Earthworm

(C) Snake
(D) Crocodile

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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The Planet of the solar system which has Maximum number of moons is___________...?

(A) Jupiter
(B) Venus

(C) Saturn
(D) Uranus

Comments
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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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The human eye forms the image of an object at its________...?

(A) Cornea
(B) Pupil

(C) Iris
(D) Retina

Comments
Latest MCQs

Wind energy is the __________ energy....?

(A) Potential
(B) Transverse

(C) Kinetic
(D) Mechanical

Comments
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The Latin word of the name given to a human being Homo Sapiens, include the: __________...?

(A) Genus & Family
(B) Family & Order

(C) Genus & Class
(D) Genus & Species

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Parsec is a unit of ___________...?

(A) Energy
(B) Time

(C) Power
(D) Distance

Comments
Latest MCQs

Sunsets on Mars are _________...?

(A) Red
(B) Blue

(C) Yellow
(D) Orange

Comments
Latest MCQs

Goitre is associated with___________...?

(A) Pituitary gland
(B) Thyroid gland

(C) Thymus gland
(D) Para-Thyroid gland

Comments
Latest MCQs

The luster of diamond is due to_________...?

(A) Reflection
(B) Total internal reflection

(C) Refraction
(D) None of these

Comments
Latest MCQs

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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Latest MCQs

Largest Galaxy in the Universe is_________...?

(A) Andromeda Galaxy
(B) Milky-Way

(C) Spiral Galaxy
(D) Horseshoe Galaxy

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Latest MCQs

The Proportion of Hydrogen to Helium in the Sun is________...?

(A) 3:2
(B) 3:1

(C) 1:1
(D) 3:4

Comments
Latest MCQs

Stratosphere is present at an altitude between _________....?

(A) 15 km and 35 km
(B) 17 km and 35 km

(C) 18 km and 35 km
(D) 19 km and 35 km

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Latest MCQs

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

(A) Burning Of Fuels
(B) Forests

(C) Fertilizers
(D) None of these

Comments
Latest MCQs

The major component of honey is_________...?

(A) Glucose
(B) Surcose

(C) Maltose
(D) Fructose

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Latest MCQs

The PH of milk is __________...?

(A) 6.0
(B) 6.5

(C) 7.0
(D) 7.5

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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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P-waves is a term associated with__________...?

(A) Earthquakes
(B) Oceans

(C) Wind
(D) Rivers

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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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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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One of the countries through which equator passes is___________...?

(A) Kenya
(B) Malaysia

(C) Malta
(D) Pakistan

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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

Comments
Latest MCQs

Study of fruit is called ___________...?

(A) Pomology
(B) Plriculture

(C) Sericulture
(D) Apiculture

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

(A) Newton
(B) Newton-Meter

(C) Kilogram
(D) Meter

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The density of Air is_____________...?

(A) 0.225 kg/m3
(B) 1.025 kg/m3

(C) 1.225 kg/m3
(D) 1.425 kg/m3

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

(A) Oxygen
(B) Hydrogen

(C) Carbon Dioxide
(D) Silicon

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Electronics comprises the _________...?

(A) Physics
(B) Engineering

(C) Technology
(D) All of these

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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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In order to prevent the corrosion of iron pipes they are often coated with a layer of zinc. This process is termed as____________...?

(A) Electroplating
(B) Annealing

(C) Galvanization
(D) Vulcanization

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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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Zero error of the instrument is _______...?

(A) Systematic error
(B) Human error

(C) Random error
(D) Classified error

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Moon light reaches to earth in___________seconds...?

(A) 0.3 seconds
(B) 1.3 seconds

(C) 2.3 seconds
(D) 3.3 seconds

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Latest MCQs

Average salinity or ratio of salt as per kilogram of water of ocean is__________...?

(A) 35 grams
(B) 55 grams

(C) 32 grams
(D) 42 grams

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Percentage of water in an apple is__________...?

(A) 84%
(B) 90%

(C) 66%
(D) None of these

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Summer solstice means__________...?

(A) longest day
(B) longest night

(C) smallest day
(D) none of these

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The SI unit of Heat is________...?

(A) Watt
(B) Volt

(C) Joule
(D) Newton

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An atom is_____________...?

(A) smallest indivisible particle in an element
(B) smallest particle of an element which can undergo a chemical reaction

(C) building block of an element
(D) always smaller than molecule

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

(A) 60
(B) 120

(C) 180
(D) 240

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The metal, which is a constituent of vitamin B12 is____________...?

(A) Iron
(B) Magnesium

(C) Zinc
(D) Cobalt

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Jupiter has ________ known moons....?

(A) 62
(B) 73

(C) 79
(D) 53

Comments
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The human blood is divided into__________ groups...?

(A) Two groups
(B) Three groups

(C) Four groups
(D) Five groups

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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

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Water vapour beyond the dew point result in_________...?

(A) Precipitation
(B) Hailstorm

(C) Condensation
(D) Formation of ice

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The melting point of ice is_________...?

(A) 00C
(B) 1000C

(C) 40C
(D) -40C

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Density of Water is_________...?

(A) 897 kg/m³
(B) 997 kg/m³

(C) 1000 kg/m³
(D) 1025 kg/m³

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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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Oasis is associated with___________...?

(A) Glaciers
(B) Desert

(C) Islands
(D) Volcanoes

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Latest MCQs

The distance b/w Earth and Moon is___________...?

(A) 3,50,000km
(B) 3,60,100km

(C) 3,72,000km
(D) 3,84,400km

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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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The element common to all acids is:__________...?

(A) Hydrogen
(B) Carbon

(C) Sulphur
(D) Oxygen

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Latest MCQs

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 main cause of floods in the river is__________...?

(A) Heavy snowfall
(B) Earthquakes

(C) Deforestation
(D) Construction of dams

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Latest MCQs

SI unit of Illumination is ________...?

(A) Candela
(B) Flux

(C) Lux
(D) None of these

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Latest MCQs

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

(A) Mercury
(B) Jupiter

(C) Mars
(D) Venus

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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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Triple point of water is _________...?

(A) 271 K
(B) 272.2 K

(C) 273.16 K
(D) None of these

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The vitamin which is generally excreted by humans in urine is__________...?

(A) Vitamin A
(B) Vitamin B

(C) Vitamin B12
(D) Vitamin C

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The protein content of edible portion of egg is___________...?

(A) 13 %
(B) 13.3%

(C) 14 %
(D) 14.5%

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During a total solar eclipse the rate of Photosynthesis___________...?

(A) Increase
(B) Decrease

(C) Remain Constant
(D) None of them

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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 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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On passing through food stuff, X-ray can kill the___________...?

(A) Fungus
(B) Virus

(C) Bacteria
(D) insects

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Farad is the unit of___________...?

(A) inductance
(B) voltage

(C) capacitance
(D) None of these

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Latest MCQs

The main function of kidney is____________...?

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

(C) to remove waste from blood
(D) to help in digestion of bady

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

(A) One
(B) Three

(C) Two
(D) No

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The first cloned animal was____________...?

(A) Goat
(B) Cow

(C) Rat
(D) Sheep

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Latest MCQs

The time in which Earth completes its revolution around the Sun is________...?

(A) 365.25 days
(B) 340 days

(C) 325 days
(D) 360 days

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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 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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Chemical name of vinegar is _____________...?

(A) Sodium Nitrate
(B) Dilute acetic acid

(C) Chloride of lime
(D) Calcium

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The Planet which revolves slowly around the Sun is__________...?

(A) Mercury
(B) Mars

(C) Earth
(D) Neptune

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An example of rhizome is_________...?

(A) Carrot
(B) Tomato

(C) Ginger
(D) Garlic

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

(A) Platinum
(B) Copper

(C) Steel
(D) Osmium

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Latest MCQs

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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Latest MCQs

The mean distance of the earth from the sun is astronomical units is____________...?

(A) 3.7 AU
(B) 10 AU

(C) 1 AU
(D) 101 AU

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Black gold is an oil; Black diamond is_________...?

(A) Copper
(B) Iron

(C) Coal
(D) Wood

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Latest MCQs

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

(A) Medulla oblongata
(B) Cerebellum

(C) Cerebrum
(D) None of these

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Latest MCQs

Myopia is a disease connected with_________...?

(A) Ears
(B) Eyes

(C) Lungs
(D) Brain

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Latest MCQs

The element used in lead pencils is__________...?

(A) Zinc
(B) Lead

(C) Carbon
(D) Tin

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AIDS virus is______________________...?

(A) Single-stranded RNA
(B) Single-stranded DNA

(C) Double-stranded RNA
(D) Double-stranded DNA

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Cell or Tissue death within a living body is called as__________...?

(A) Neutrophilia
(B) Nephrosis

(C) Necrosis
(D) Neoplasia

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

(A) Radioactivity
(B) Quantity of Heat

(C) Work or Energy
(D) Power

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The variety of coal in which the deposit contains recognizable traces of the original plant material is____________...?

(A) bitumen
(B) anthracite

(C) lignite
(D) peat

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The lens used in a simple microscope is____________...?

(A) Concave
(B) Convex

(C) Cylindrical
(D) None

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

(A) Ligament
(B) Skeleton muscle

(C) Flexor
(D) Extensor

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The main Constituent of Biogas is__________...?

(A) Methane
(B) Hydrogyn

(C) Oxygen
(D) Carbin dioxide

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Yeast is used in making bread because it produces____________...?

(A) Carbon dioxide
(B) Sugar

(C) Bacteria
(D) Oxygen

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The second most abundant metal found in the earth’s crust is_____________...?

(A) Silicon
(B) Aluminium

(C) Calcium
(D) Sodium

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Latest MCQs

The average acceleration caused by gravity per second is____________...?

(A) 22 feet
(B) 32 feet

(C) 52 feet
(D) 42 feet

Comments
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Hen and chicken disorder is associated with__________ ...?

(A) Mango
(B) Grapes

(C) Tomato
(D) Guava

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Latest MCQs

The distance of mercury from sun is__________...?

(A) 56 million km
(B) 57.9 million km

(C) 58.9 million km
(D) 59.1 million

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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

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

(A) pascal
(B) joule

(C) tesla
(D) henry

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Mass of Earth is___________...?

(A) 5.972 × 1024 kg.
(B) 6.972 × 1024 kg

(C) 7.972 × 1024 kg
(D) 8.972 × 1024 kg

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Vector of Kala-azar disease is___________...?

(A) Sandfly
(B) Dragonfly

(C) Mosquito
(D) Housefly

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Second layer of Earth’s atmosphere is__________...?

(A) Stratosphere
(B) Mesosphere

(C) Troposphere
(D) Thermosphere

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Among the planets of the Solar system the position of the Earth from the Sun is:_________...?

(A) Second
(B) Third

(C) Fourth
(D) Sixth

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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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speed of sound in dry air at 20 °C is___________...?

(A) 353 m/s
(B) 345 m/s

(C) 343 m/s
(D) none of them

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Biggest award in the field of science is the __________...?

(A) Noble Prize
(B) UNESCO peace prize

(C) Right livelihood prize
(D) All of these

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The Shortest (smallest) bone in human body is___________...?

(A) Stapes
(B) Tibia

(C) Femur
(D) Humerus

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Density of Ice is_________...?

(A) 800kg/m3
(B) 917kg/m3

(C) 930kg/m3
(D) 1000kg/m3

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pH value of water is _________...?

(A) 5
(B) 5-6

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

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‘Bar’ is the unit of___________...?

(A) Temperature
(B) Heat

(C) Atmospheric pressure
(D) Current

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Ozone layer thickness is measured in____________...?

(A) Metre
(B) Joule

(C) Pounds
(D) Dobson

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