NEET Botany Light Reaction MCQ Question
Which of the following statements about the light reaction of photosynthesis is correct?
Chlorophyll a is the only pigment involved in light absorption during the light reaction.
Accessory pigments help in absorbing light and protect chlorophyll a from photo-oxidation.
The light reaction occurs in the cytoplasm of chloroplasts.
Electrons in photosystem PS II are excited exclusively by green light.
Correct Answer
Detailed Explanation
Accessory pigments, such as chlorophyll b, xanthophylls, and carotenoids, absorb light and transfer energy to chlorophyll a while also protecting it from photo-oxidation, as stated in the NCERT context.
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