Biology - Questions and Answers, General Study (GK)

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251.

Human body's main organ of balance is located in

(a)Inner part of ear

(b)Middle part of ear

(c)Front par of brain

(d)Top part of vertebral column

Comment

Answer is: ANA

252.

IAA is first isolated from

(a)Corn germ oil

(b)Gibberella

(c)Human urine

(d)Rhizopus

Comment

Answer is: CNA

253.

In plants, process of transpiration occur through

(a)Stem

(b)Leaves

(c)Root

(d)All the aerial parts of plant

Comment

Answer is: DNA

254.

In photosynthesis

(a)Light energy is converted into chemical energy

(b)Chemical energy is converted into light energy

(c)Chemical energy s converted into electrical energy

(d)Light energy is converted into mechanical energy

Comment

Answer is: ANA

255.

The oxygen in photosynthesis is released from

(a)CO₂

(b)H₂O

(c)Both (a) and (b)

(d)Chlorophyll

Comment

Answer is: BNA

256.

Which one of the following gas comes out during photosynthesis?

(a)Oxygen

(b)Carbon dioxide

(c)Hydrogen

(d)Chlorine

Comment

Answer is: ANA

257.

Which of the following gas is absorbed during photosynthesis?

(a)N₂

(b)CO₂

(c)O₂

(d)Water vapour

Comment

Answer is: BNA

258.

Most of photosynthesis process occurs in

(a)Blue and red region of light

(b)In the green and yellow region of light

(c)In the blue and orange region of light

(d)In the violet and orange region of light

Comment

Answer is: ANA

259.

Role of chlorophyll in the photosynthesis

(a)Absorption of water

(b)Absorption of light energy

(c)absorption of CO₂

(d)None of the above

Comment

Answer is: BNA

260.

First compound which is fixed during photosynthesis is

(a)Phosphoglyceric acid

(b)Starch

(c)Glucose

(d)Diphosphoglyceric acid

Comment

Answer is: CNA

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Biology - Questions and AnswersPage 26

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