List any two differences between pollination and fertilization.
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Pollination |
Fertilization |
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1. Definition. It is transfer of pollen grains from anther to the stigma of a flower. |
It is the fusion of male and female gametes. |
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2. Step. Pollination precedes fertilization. |
Fertilization occurs only after pollination when the pollen grain has germinated and male gametes are carried into ovule. |
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3. Purpose. It carries the male gamete producing pollen grains to the female sex organ |
It actually brings about fusion of gametes |
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4. Process. Pollination is a physical process |
Fertilization is a physico-chemical (biological) process. |
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5. Occurrence. It occurs only in seed plants |
It occurs in both plants and animals of various types |