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Biology · PLANT KINGDOM

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How many megaspores are formed after meiotic division of the megaspore mother cell inside the nucellus of a gymnosperm ovule, and how many functional megaspores develop into the female gametophyte?

  1. A
    Four formed, all four develop
  2. B
    Eight formed, two develop
  3. C
    Two formed, both develop
  4. D
    Four formed, one develops
View Answer & Solution

Correct answer · Option D

Four formed, one develops

Explanation

The megaspore mother cell divides meiotically to form four megaspores. One of the megaspores enclosed within the megasporangium develops into a multicellular female gametophyte.

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