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Byju's Answer
Standard XII
Biology
Photosystem I
The wavelengt...
Question

The wavelength of light most absorbed during photosynthesis is

A
700 nm
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B
660 nm
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C
550 nm
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D
440 nm.
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Solution

The correct option is A 660 nm
Chlorophyll a is the most abundant pigment in plants. Chlorophyll a absorbs light with wavelengths of 430nm for blue light and 660nm for red. The wavelengths of light most absorbed during photosynthesis is 660nm. so the correct option is B.

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