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Biology · SEXUAL REPRODUCTION IN FLOWERING PLANTS

हिन्दी

In over 60 percent of angiosperms, pollen grains are shed at the 2-celled stage. These two cells are:

  1. A
    Two male gametes
  2. B
    One vegetative cell and one generative cell
  3. C
    One microspore mother cell and one generative cell
  4. D
    One vegetative cell and two male gametes

Correct answer · Option B

One vegetative cell and one generative cell

Explanation

In over 60% of angiosperms, pollen grains are shed at the 2-celled stage comprising a vegetative cell and a generative cell. In the remaining species, the generative cell divides mitotically into two male gametes prior to shedding (3-celled stage).
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