Photosynthesis Question 19
19. Chlorophyll ‘a’ molecule at its carbon atom 3 of the Pyrrole ring II has one of the following
[1996, 97]
(a) aldehyde group
(b) methyl group
(c) carboxyl group
(d) magnesium.
Show Answer
Answer : b
Hints & Solution
(b) Chlorophyll a has a methyl group attached to the third carbon, which is replaced by an aldehyde group in chlorophyll b.