5
Question
Distinguish between the following:
(i) Self-pollination and Cross-pollination.
(i) Self-pollination and Cross-pollination.
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Solution
Self-pollination
Cross-pollination
It is the transfer of the pollen grains from the anther to the stigma of the same flower or of another flower of the same plant.
It is the transfer of the pollen grains from the anther of one flower to the stigma of another flower of different plants of the same species.
he purity of race is preserved.
New varieties of species are produced
Flowers must be bisexual
Flowers can be unisexual or bisexual
Examples - Peanuts, Wheat, Apricots, etc.
Examples - Mulberry, Grasses, Maize, etc.
| Self-pollination | Cross-pollination |
| It is the transfer of the pollen grains from the anther to the stigma of the same flower or of another flower of the same plant. | It is the transfer of the pollen grains from the anther of one flower to the stigma of another flower of different plants of the same species. |
| he purity of race is preserved. | New varieties of species are produced |
| Flowers must be bisexual | Flowers can be unisexual or bisexual |
| Examples - Peanuts, Wheat, Apricots, etc. | Examples - Mulberry, Grasses, Maize, etc. |
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