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Which one of the following statements is not true?

  1. A
    Exine of pollen grains is made up of sporopollenin
  2. B
    Pollen grains of many species cause severe allergies
  3. C
    Stored pollen in liquid nitrogen can be used in the crop breeding programmes
  4. D
    Tapetum helps in the dehiscence of anther

Solution & Step-by-step Explanation

Statement D is false. The tapetum is the innermost layer of the anther wall that provides nourishment to the developing pollen grains. Dehiscence (splitting) of the anther is primarily aided by the endothecium layer.

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Try it yourself before checking the explanation above.

Which one of the following statements is not true?
A
Exine of pollen grains is made up of sporopollenin
B
Pollen grains of many species cause severe allergies
C
Stored pollen in liquid nitrogen can be used in the crop breeding programmes
D
Tapetum helps in the dehiscence of anther

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