Question

Explain the advantages and disadvantages of self-pollination for flowering plants such as soybean 0610 igcse

Answer 1

Self pollination means transfer of pollen grain from anther to the stigma of the same flower.

Advantaged of self pollination are :-

1. A very few pollen grain can pollinate the flower.

2. Purity of the race is maintained.

3. Self - pollination avoid wastage of pollen grain.

4. Less change of faliur of pollination.

Disadvantages are :-

1. The chances of evaluation is reduce.

2. Continuous self pollination results in the production of weak progeny.

3. Self pollination flowers have small light weighted and few numbers of seeds.

Answer 2

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