Botany MCQs for NEET — Practice Questions with Answers

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Photosynthetic bacteria have

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Explanation

Pigment system I of higher plants has main reaction centre P700 and pigment system II P680. But, bacterial pigment system is sensitive to far red light P890.

After performing the chromatographic separation of a plant leaf, experimentor found bright or blue green colour in the chromatogram. Then this pigment should be-

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Explanation

P-210; para – 1.

In plant cells ATP is synthesised in-

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Explanation

P- 213; first line

The protons for the reduction of NADP+ are taken from-

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P-214, point (c)

In photosynthesis, what is reduced?

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P-214, point (c)

The first product of C3 and C4 cycle are:

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Explanation

P-216, para1, 2nd last line

PEP is present in which cells?

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P-219, Para 2

The binding of RuBisCO for O2 and CO2 is –

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Explanation

P-220; Photorespiration; Para 2

Temperature will affect which process more sensitively?

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Explanation

P-223 Factors Affecting Photosynthesis- Temperature; Para 1

Oxidative phosphorylation is

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Explanation

Oxidative phosphorylation is the process of formation of ATP from ADP and inorganic phosphate (P1) in the presence of oxygen. It occurs mainly in the Electron Transport Chain (ETC) of cellular respiration. 

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