1. Tardigrade
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  3. Biology
  4. The pollen grain viability is highly variable. Select the least viable pollen grain from the following list of choices.

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Q. The pollen grain viability is highly variable. Select the least viable pollen grain from the following list of choices.

NTA AbhyasNTA Abhyas 2020Sexual Reproduction in Flowering Plants

Solution:

Pollen represents male gametophytic stage. Rice pollen grain viability is upto 3 minutes while in Leguminosae, Rosacea and Solanaceae it is upto months.