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Photosynthesis In Higher Plants

Question
CBSEENBI11003376

The form of pigment which inhibits germination is

  • P760

  • P730

  • P650

  • All of these

Solution

C.

P650

The seed germination is promoted by red wavelength (650 nm) and inhibited by far red (730 nm). This is due to the pigment phytochrome behaving in the following manner.

Germination P730 Red λ (650 nm)Far red λ (730 nm) P650  No germination