Qc can be defined as _____...?

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Qc can be defined as _____...?

(A) Ratio of product and reactants

(B) Ratio of molar concentration of product and reactant at specific time

(C) Ratio of molar concentration of product and molar volume of reactant

(D) Ratio of molar concentration of product and reactant raised to the power of coefficient

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When were blue jeans invented in _________...?

(A) 1900s

(B) 1860s

(C) 1870s

(D) 1850s

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The distance between Earth and Sun is greatest during ____________...?

(A) Apehelion

(B) Astronomical

(C) Lopsided

(D) Astronomi

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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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The atmosphere near the earth’s surface is “heated from below.” Which of the following does not significantly contribute to this heating _____________________...?

(A) Conduction of heat upward from a hot surface

(B) Convection from a hot surface

(C) Absorption of infrared energy that has been radiated from the surface

(D) Heat energy from the earth’s interior

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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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Tartaric Acid is found in _____...?

(A) Orange and Mango

(B) Lemon and Apple

(C) Tamarind and Grapes

(D) All of these

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Solubility is usually expressed in grams of the solute dissolved in ________ gram of a solvent....?

(A) 10 grams

(B) 100 grams

(C) 500 grams

(D) 1000 grams

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In five kingdom system virus placed in ______...?

(A) Monera

(B) Protista

(C) Plantae

(D) None of these

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Chlorophyll is a green substance that is present in _____...?

(A) Mitochondria

(B) Nucleus

(C) Chloroplast

(D) Golgi Apparatus

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Pollen grains are microscopic structure located in _____ of flower....?

(A) Stamen

(B) Anther

(C) Pistil

(D) Petal

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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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Aeroplanes fly in ______...?

(A) Troposphere

(B) Stratosphere

(C) Mesosphere

(D) Thermosphere

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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 use of potassium hydroxide produced a ________...?

(A) Hard soap

(B) Soft soap

(C) Moderate soap

(D) All of these

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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

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Bimetallic strip is used in _____...?

(A) Electric fan

(B) Electric motor

(C) Electric iron

(D) Electric toaster

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We could destroy the Dengue Mosquito by introducing a special Mosquito Eating ______in the water bodies....?

(A) Fish

(B) Meat

(C) Chicken

(D) None

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Light travelling in a straight line ______ when it strikes the surface of another medium....?

(A) Reflects

(B) Refracts

(C) Diffracts

(D) Absorbs

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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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Special type of movement of specific substances through carrier protein is _____...?

(A) Facilitated diffusion

(B) Active transport

(C) Passive transport

(D) Osmosis

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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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Pneumatic systems is (are) used in ______...?

(A) Spray guns

(B) Pumps

(C) Vacuum cleaner

(D) Dental drill or dentistry tools

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The gases used in different types of welding would include ___________...?

(A) Oxygen and hydrogen

(B) Oxygen, hydrogen, acetylene and nitrogen

(C) Oxygen, acetylene and argon

(D) Oxygen and acetylene

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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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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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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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Lactic Acid is found in ______...?

(A) Yogurt

(B) Milk

(C) Butter

(D) Ice Cream

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

(A) Zero

(B) 1

(C) 2

(D) 4

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Plastic is made of materials including _____...?

(A) Recycled Plastic

(B) Rocks & Sand

(C) Coal, Oil, Natural Gas

(D) None of the these

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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

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The shielding effect across the period _______...?

(A) Increases

(B) Decrease

(C) Moderate

(D) Same

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Some fruits like mango, lemon, raw grapes, oranges, etc have a sour taste to the presence of _____...?

(A) Tartaric acid

(B) Malic acid

(C) Oxalic acid

(D) Citric acid

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Gravitational field of Earth is directed _____...?

(A) Towards the Earth

(B) Towards the Sun

(C) Towards the Moon

(D) Away from Earth

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Pascal’s Principle is widely used in a _____...?

(A) Electrical System

(B) Hydraulic System

(C) Pneumatic System

(D) Mechanical System

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

(A) 1953

(B) 1955

(C) 1957

(D) 1857

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Human blood is divided into _____ main groups....?

(A) 4

(B) 2

(C) 3

(D) 1

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The maximum mass of an atom is concentrated in _____...?

(A) Electron

(B) Proton

(C) Neutron

(D) Nucleus

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If the current in a wire which is placed perpendicular to a magnetic field increases, the force on the wire ______...?

(A) Increases

(B) Decreases

(C) Remains the same

(D) Will be zero

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In constructive reaction _____ molecules are formed....?

(A) Small

(B) Medium

(C) Equal

(D) Large

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Gales occur when the wind moves at the speed of _____ ...?

(A) 35 km/h

(B) 55 km/h

(C) 75 km/h

(D) 100 km/h

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In NaCl crystal lattice each Na ion is surrounded by ______...?

(A) 6 Cl^- ions

(B) 6 Na^+ ions

(C) 8 Cl^- ions

(D) 12 Cl^- ions

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

(A) Carbon dioxide

(B) Lead

(C) Sulpher Dioxide

(D) Mercury

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Vaccination can be administered ______...?

(A) After infection

(B) Before infection

(C) During infection

(D) All are Correct

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Coleoptile is a structure found in _____...?

(A) Maize Seed

(B) Bean Seed

(C) Both A and B

(D) None

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The permanent hardness of water is due to presence ______...?

(A) MgSO4

(B) Mg(HCO3)₂

(C) CA(HCO3)2

(D) All of these

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A reaction which is never goes to completion is known as reversible reaction. Reversible reaction is represented by ______...?

(A) Doted lines

(B) Single arrow

(C) Double arrow

(D) Double straight line

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Electric motor was invented by __________ ...?

(A) Michael Faraday

(B) Oliver Evans

(C) Thomas Edison

(D) Horace Day

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Examples of Monosaccharides are ___________....?

(A) Glucose

(B) Galactose

(C) Fructose

(D) All of these

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The electric field can be detect ______...?

(A) Photon

(B) Neutron

(C) Proton

(D) Electron

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Activity of Brain is recorded by ____________...?

(A) ECG (Electrocardiogram)

(B) EEG (Electroencephalogram)

(C) X-Ray

(D) None of these

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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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Mobile Phone Convert sound into ______...?

(A) Sound wave

(B) U/V waves

(C) Microwaves

(D) Radio waves

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Radioactivity was discovered by __________...?

(A) Kelvin

(B) Thomson

(C) Rutherford

(D) Bacquerel

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The color of a sedimentary rock is often mostly determined by___________...?

(A) Zinc

(B) Iron

(C) Calcium

(D) None of these

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Earthquake waves travel faster in __________...?

(A) Water

(B) Flexibl rock

(C) Air

(D) Soil

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Diabetes mellitus affects human system following a disorder in _____________...?

(A) Anatomy

(B) Behaviour

(C) Metabolism

(D) Excretion

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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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Metals are good conductors of electricity because they have free _____...?

(A) Electrons

(B) Protons

(C) Neutrons

(D) Photons

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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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By which process copper is refined ____________...?

(A) Roasting

(B) Oxidation

(C) Zone Refining

(D) Electrolysis

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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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Each day human body breathe in __________ liters of air....?

(A) 5,000 to 10,000

(B) 10,000 to 15,000

(C) 15,000 to 20,000

(D) 20,000 to 25,000

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Urine is produced in __________...?

(A) Kidneys

(B) Lungs

(C) Large intestine

(D) Liver

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The salinity of sea water is determined by the amount of common salt (Sodium Chloride) in __________ of sea water....?

(A) 1 gram

(B) 10 grams

(C) 1 kg

(D) 10 kg

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A mature, large ovary and seed are _____...?

(A) Stem

(B) Leaf

(C) Flower

(D) Fruit

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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 female gametes are fertilized in the rear end of _____...?

(A) Oviduct

(B) Fallopin tube

(C) Ovaries

(D) Both a and b

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Elements are made of _________...?

(A) Atoms

(B) Molecules

(C) H2O

(D) Compounds

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All matter is made of ___________...?

(A) Air

(B) Water

(C) Vibrations

(D) Atoms

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Atmospheric pressure is the force (per unit-area) perpendicular to a unit-area of planetary surface, as determined by _________....?

(A) Mass of vertical column of atmospheric gases

(B) Mass of horizontal column of atmospheric gases

(C) Weight of vertical column of atmospheric gases

(D) Mass of vertical and weight of horizontal of atmospheric gases

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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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Ascorbic Acid is found in ______...?

(A) Mangoes and Grapes

(B) Alma and Citrus Fruits

(C) Bananas and Apples

(D) Pineapples and Watermelon

Comments

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Natural Radioactivity was discovered by Becquerel in ____________...?

(A) 1766

(B) 1896

(C) 1935

(D) 2001

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In an electric circuit an ammeter is always connected in ______...?

(A) Series

(B) Parallel

(C) Mixed

(D) None

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The complete graph of human genome was studied by ______...?

(A) PCR

(B) HGP (Human Genome project)

(C) Medicine

(D) Soma-clonal

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

(A) Mercury

(B) Jupiter

(C) Mars

(D) Venus

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

(A) Brain

(B) Muscles

(C) Ligaments

(D) Bone Marrow

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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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Polyethene is ______...?

(A) Oil

(B) Paper

(C) Plastic

(D) Wood

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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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Light dependent reaction takes place in ______...?

(A) Stroma

(B) Thylakoid

(C) Cristae

(D) Cisternae

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Centrifugal force is always directed _____...?

(A) Towards centre

(B) Away from centre

(C) Along the circular path

(D) All sides

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X-rays were discovered by __________...?

(A) Wilhelm Conrad Roentgen

(B) Thomson

(C) Ernest Rutherford

(D) Bacquerel

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Barcode reader is a device ____...?

(A) Input

(B) Output

(C) Display

(D) Storage

Comments

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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

Comments

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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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Sensory hair-cells are present in ______...?

(A) Retina

(B) Cochlea

(C) Skin

(D) Nose

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

(A) 2

(B) 3

(C) 4

(D) 5

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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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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

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

(A) Skull

(B) Arm

(C) Leg

(D) Face

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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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Blood is cleaned by __________...?

(A) Lungs

(B) Liver

(C) Heart

(D) Kidneys

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The Earth is rotating constantly and in ________ direction....?

(A) South

(B) North

(C) East

(D) Same

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Permanent hardness of water can be removed by adding __________...?

(A) Chlorine

(B) Washing soda

(C) Bleaching powder

(D) None of these

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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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During the daytime for the photosynthesis, plants require ______...?

(A) O2

(B) N2

(C) CO2

(D) H2

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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

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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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Stethoscope was invented by _______ ...?

(A) Rene Laennec

(B) Steven Sasson

(C) Martin Cooper

(D) Dave Hyatt

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The absolute value of charge on electron was determined by ________ ...?

(A) J.J.Thomson

(B) Chadwick

(C) Rutherford

(D) Robert Millikan

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

(A) H2O2

(B) HO

(C) OH

(D) O2H2

Comments

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The Gas is mobile phase in ______...?

(A) Liquid chromatography

(B) Solid chromatography

(C) Gas chromatography

(D) None of these

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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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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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A magnifying glass forms an enlarged ______...?

(A) Real and upright image

(B) Virtual and upright image

(C) Real and inverted

(D) Virtual and inverted image

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In the normal human eye, the image is formed ______...?

(A) In from of the retina

(B) On the retina

(C) Behind the retina

(D) In between lens and retina

Comments

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Aviation fuel for Jet Aeroplanes consists of purified________...?

(A) Petrol

(B) Kerosene

(C) Gasoline

(D) Diesel

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Qc can be defined as _____...? Mcqs

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