Question

Parts like petals,androecium etc wither and fall down after fertilization.The pedicel, thalamus and calyx become stronger.Explain the reason?

Answer 1

Answer:

Explanation:

After fertilization, corolla and androecium are withered away, also stigma and style of gynoecium withered away. In some species calyx persists. Whereas pedicel become stronger to hold the fruit. Thalamus or receptacle of a flower is a platform on which ovary develops into fruit. To bear the weight of fruit these becomes stronger