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Question
Describe the Advantages and Disadvantages of self-pollination to the Plant.
Solution
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.
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RELATED QUESTIONS
As a senior biology student you have been asked to demonstrate to the students of secondary level in your school, the procedure (s) that shall ensure cross – pollination in a hermaphrodite flower. List the different steps that you would suggest and provide reasons for each of the item.
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| 1 | Water | .................... |
| 2 | ........................... | Entomophily |
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