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Which of the following is a photosynthetic pigment?

(a) melanin Your answer
(b) myoglobin Your answer
(c) haemoglobin Your answer
(d) carotene Correct

Your answer: Correct answer: (d)

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Explanation

Why (d) is correct

Carotene is a carotenoid, an accessory photosynthetic pigment.

Why the other options are wrong

(a) · your answer Melanin is a skin pigment in animals, not photosynthetic.
(b) · your answer Myoglobin is an oxygen-storing pigment in muscles.
(c) · your answer Haemoglobin carries oxygen in the blood.

NCERT point: Photosynthetic pigments: chlorophyll a, chlorophyll b, xanthophylls, carotenoids.

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