CDS 2009 PYQ with Answer — Wavelengths of which of the following colours of the visible spectrum… | UPSC One

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CDS 2009 · General Knowledge (CDS-I)Q111

Back to the full 2009 paper

2009 · Q111

Wavelengths of which of the following colours of the visible spectrum of light are maximally absorbed by green plants?

General KnowledgeBiology

AGreen and Yellow
BRed and Blue
CGreen and Red
DBlue and Yellow

Explanation

Chlorophyll maximally absorbs red and blue wavelengths.

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