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.
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