Biology - General Knowledge Questions and Answers

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One of the following cannot be performed by animals.

Respiration

Photosynthesis

Reproduction

Digestion

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Green pigment is called

Chlorophyll

Xanthophyll

Carotene

Phycobillin

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Plants utilise ________ from the atmosphere for photosynthesis.

Oxygen

Nitrogen

Carbon dioxide

Hydrogen

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In Photosynthesis

Light energy is converted into chemical energy

Chemical energy is converted into light energy

Chemical energy is converted into electrical energy

Light energy is converted into mechanical eneargy

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Which of the following plays an important part in photosynthesis?

Chloroplast

Centrosome

Tonoplast

Nematoblast

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Which of the following plays an important role in photosynthesis?

Chloroplast

Centrosome

Tonoplast

Nematoblast

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Which of the following gas is necessary for the process of photosynthesis?

O₂

N₂

CO₂

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Photosynthesis fulfills which of the following requirements of the autotrophic organisms?
I. Carbon
II. Water
III. Energy

Only I

Only III

I and III

All I, II and III

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The gas released during the photosynthesis by the green plants is

Oxygen

Nitrogen

Water vapour

Carbon dioxide