Water at 4 degrees centigrade has...? Mcqs

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Water at 4 degrees centigrade has...?

(A) Minimum density
(B) Maximum density

(C) No density
(D) None of these

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Latest MCQs

The ability of the Eye to see in the dark, is due to the production of a purple pigment known as________...?

(A) Carotene
(B) Rhodopsin

(C) Iodopsin
(D) Retinene

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Dead cells of xylem vessels arranged vertically have empty space inside called...?

(A) Cell wall
(B) Lumen

(C) Cytoplasm
(D) Chlorophyll

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Nail polish remover contains___________...?

(A) Acetone
(B) Benzene

(C) Acetic acid
(D) Petroleum ether

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Most asteroids orbit the sun in a region called the asteroid belt between...?

(A) Mars and Jupiter
(B) Jupiter and Saturn

(C) Mercury and Neptune
(D) Venus and Uranus

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When two surfaces move or slide over each other, they experience:...?

(A) Gravitational force
(B) Centripetal force

(C) Electrostatic force
(D) Frictional force

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Which one is a vector quantity...?

(A) Mass
(B) Weight

(C) Time
(D) Temperature

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Sound waves are _________ waves....?

(A) Transverse
(B) Electromagnetic

(C) Longitudinal
(D) None of these

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Function of restriction enzymes...?

(A) Join DNA fragments
(B) Cut the DNA

(C) Replicate the DNA
(D) Unwind the DNA

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

(A) Venus
(B) Pluto

(C) Jupiter
(D) None

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