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.