Which gas is used to extract energy from food in respiration...? Mcqs

Latest MCQs

Which gas is used to extract energy from food in respiration...?

(A) CO2
(B) N2

(C) O2
(D) H2

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Latest MCQs

Age of the lion is determined through...?

(A) Nose Colour
(B) Length of the tail

(C) Length of Nails
(D) Hair Colour

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Latest MCQs

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

(A) Minerals
(B) Fats

(C) Carbohydrates
(D) Proteins

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Latest MCQs

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

(A) Compound microscope
(B) Endoscope

(C) Telescope
(D) Simple microscope

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Latest MCQs

What is the correct order, in increasing size, for measurement of length...?

(A) Meter, Centimetre, Millimetre
(B) Centimetre, Meter, Millimetre

(C) Meter, Millimetre, Centimetre
(D) Millimetre, Centimetre, Meter

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Latest MCQs

Ombrophobia is fear of____________...?

(A) Rain
(B) Snow

(C) Smog
(D) None of these

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Newton’s Third Law of Motion...?

(A) every action there is an equal and opposite reaction.
(B) attraction or repulsion between two charges

(C) volume of a given mass of gas increases or decreases
(D) temperature remaining constant, volume of a given mass of a gas varies inversely

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Latest MCQs

Which rays are trapped in our galaxy by magnetic waves...?

(A) Alpha rays
(B) Gamma rays

(C) Cosmic rays
(D) None of these

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Latest MCQs

Gears can do all of the following except...?

(A) Change speed
(B) Change direction

(C) Change force
(D) Change fulcrum

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Latest MCQs

How much percentage of water on the earth is saltwater...?

(A) 90%
(B) 95%

(C) 98.5%
(D) 97.5%

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