Photosynthesis Question 18
18. Protochlorophyll differs from chlorophyll in lacking
[1998]
(a) 2 hydrogen atoms in one of its pyrrole rings
(b) 2 hydrogen atoms in two of its pyrrole rings
(c) 4 hydrogen atoms in one of its pyrrole rings
(d) 4 hydrogen atoms in two of its pyrrole rings
Show Answer
Answer : a
Hints & Solution
(a) Protochlorophyll differs from chlorophyll in lacking 2 hydrogen atoms in one of its pyrrole rings.