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advantages and disadvantages of cross pollination in the plants
Answers
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This is what i learned and these points are from my reference book.
ANSWER(Advantages)
1 In self-pollination, there is least possibility of failure and an almost universal phenomenon in bisexual flowers.
2 For self-pollination plants are not to depend on external agents to carry Pollens that is why the process is easily Secured.
3 it produces healthy progeny, it results in the production of more viable seeds.
4 plants are better adapted in nature and the possibility in the production of new varieties.
Disadvantages
1 Self-pollination is continued generation after generation, it results in weaker progeny.
2 cross-pollination, plants have to depend on various external agents and there is wastage of pollens, specially in anemophily.
3 Allows plant to be less resistant as a whole to disease. However, it does not need to expend energy on attracting pollinators and can spread beyond areas where suitable pollinators can be found.
4 It is a wasteful process as many pollens are lost.
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