Botany-Light Reaction

NEET Botany Light Reaction MCQ Question

Type: MCQ-fact-Medium-Class 11

What is the primary function of accessory pigments in the light reaction of photosynthesis?

A

They trap light and transfer energy to chlorophyll a.

B

They fix carbon dioxide into carbohydrates.

C

They synthesize ATP and NADPH.

D

They protect plants from herbivores.

Correct Answer

Option A

Detailed Explanation

Accessory pigments like chlorophyll b, xanthophylls, and carotenoids absorb light and transfer the energy to chlorophyll a, thereby enabling a wider range of wavelengths to be utilized for photosynthesis and protecting chlorophyll a from photo-oxidation.

Found an issue with this question?