試題詳解

35. Carotenoids are often found in foods that are considered to have antioxidant properties in human nutrition. What related function do they have in plants?
(A) They reflect orange light and enhance red light absorption by chlorophyll.
(B) They protect against oxidative damage from excessive light energy.
(C) They shield the sensitive chromosomes of the plant from harmful ultraviolet radiation.
(D) They serve as accessory pigments to increase light absorption.