Question

What is the advantage of different timings of maturation of androecium and gynoecium?

Answer 1

when androecium and gynoecium matures at different times , it helps to prevent  self pollination and encourages cross pollination which results in improving of the variety of the plant.
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Answer 2

The advantage of different timings of maturation of androecium and gynoecium is that it promotes cross pollination and avoids self pollination.

The major advantage of cross pollination is that the offspring that will come will have both father’s and mother’s genes. Therefore, it will be much stronger from its parents and can stand against difficult conditions.