NEET Biology Photosynthesis In Higher Plants Based Practice Questions & Answers with Viewers Discussion and Detailed Explanation

Photosynthesis In Higher Plants Topic Based

Question & Answer Discuss:

Two pigment system theory of photosynthesis was proposed by or Concept of evidence for existence of two photosystems in photosynthesis was given by

(a) Blackman

(b) Hill

(c) Emerson

(d) Arnon

Answer: (c)

The discovery of Emerson effect stated that one group of pigments absorbs light of both shorter and longer wavelengths (more than 680 nm) and another group of pigment absorbs light on only shorter wavelengths (less than 680 nm). These two groups of pigments are known as pigment systems or photosystems.

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