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Biology · HSEXUAL REPRODUCTION IN FLOWERING PLANTS

हिन्दी

Pollen-pistil interaction is mediated by:

  1. A
    Mechanical puncture of the stigmatic papillae by pollen exine
  2. B
    Chemical components of the pollen interacting with those of the pistil
  3. C
    Electromagnetic signals generated by the polar nuclei
  4. D
    Enzymatic degradation of the entire style by callose plugs

Correct answer · Option B

Chemical components of the pollen interacting with those of the pistil

Explanation

Pollen-pistil interaction involves recognition mediated by a continuous chemical dialogue between chemical components of the pollen and the pistil.
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