Question

23. Which one of the following is a correct statement?
(a) Oxygen reacts with a carbohydrate to produce water and
carbon dioxide in the presence of light.
(b) Light binds carbon dioxide to an acceptor compound
which is then reduced by hydrogen, obtained from
water.
(c) Light splits water and the resulting hydroxyl group
combines with a compound which has incorporated
carbon dioxide.
(d) Carbon dioxide combines with an acceptor compound
and this is reduced by hydrogen, split from water by
light.​

Answer 1

Explanation:

Which one of the following is a correct statement?

(a) Oxygen reacts with a carbohydrate to produce water and

carbon dioxide in the presence of light.

(b) Light binds carbon dioxide to an acceptor compound

which is then reduced by hydrogen, obtained from

water.

(c) Light splits water and the resulting hydroxyl group

combines with a compound which has incorporated

carbon dioxide.

(d) Carbon dioxide combines with an acceptor compound

(d) Carbon dioxide combines with an acceptor compoundand this is reduced by hydrogen, split from water by

(d) Carbon dioxide combines with an acceptor compoundand this is reduced by hydrogen, split from water bylight.