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Distinguish between pollination and fertilization. Mention the site and product of fertilization in a flower. Draw a neat, labelled diagram of a pistil showing pollen tube growth and its entry into the ovule.

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Draw the diagram of the longitudinal section of a flower showing growth of pollen  tube. Label the parts of the embryo sac. [2 marks]

Labelled diagram of pistil showing pollen tube growth and its entry into the ovule

The site of fertilization is the female gametophyte (embryo sac) inside an ovule. Products of fertilization are zygote formation, the transformation of the ovule into seeds, ovary into fruits.

 

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