Question

Describe the Advantages and Disadvantages of self-pollination to the Plant.

Answer 1

Advantages of self-pollination:

(i) Puri ty of race is maintained.
(ii) Wastage of pollen grains is avoided.
(iii) Less chances of failure of pollination.
(iv) Flowers need not produce scent, nectar or be coloured.

Disadvantages of self-pollination:
(i) Continued self-pollination leads to weakening of the progeny.
(ii ) Poor quality of seeds are produced.
(iii ) Defective or weaker characters cannot be eliminated.