Photosynthesis In Higher Plants Question 104

Question: Bacteriochlorophyll differs from chlorophyll ‘a’ in having [CPMT 1989]

Options:

A) One pyrrol ring with one hydrogen

B) One pyrrol ring with two hydrogens

C) One pyrrol ring with two hydrogen atoms

D) One pyrrol ring with four hydrogens

Show Answer

Answer:

Correct Answer: B

Solution:

Purple sulphur bacteria and non-sulphur bacteria contain bacterio-chlorophyll, which has 2H-atoms more than chlorophyll.

a and it absorbs 850-950 nm (infra-red) wavelength of light.



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