Question

Define the terms pollination and fertilisation

Answer 1

pollination-the transfer of pollen grains from anther of a stamen to the stigma of a carpel is callled pollination.It is of 2 types-
self pollination
cross pollination

fertilisation-the fusion pf male gamete with female gamete to form zygote is known as fertilisation.It is of 2 types-
internal fertilisation
external fertilisation
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Answer 2

Heya user..!!

Here is ur answer..!!

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★ POLLINATION :

Definition  :  Pollination is the transfer of pollen grains from anther of a stamen to the stigma of a carpel.

( Differences b/w  pollination and fertilisation is also provided )

• Transfer of pollen grains from anther to stigma of a flower

• It is a physical process, no new substance is formed.

• Its types are self pollination and cross pollination.

• Pollination takes place before fertilization.

• It is an external mechanism.

★ FERTILISATION :

Definition : It is defined as the fusion of a male gamete with a female gamete to form a zygote by sexual reproduction.

( Differences b/w  pollination and fertilisation is also provided )

• Fusion of pollen nucleus and ovule in the ovary.

• It is a chemical process in which a new structure called zygote is formed.

• Its types are internal and external fertilisation.

• Fertilization takes place after pollination.

• It is an internal mechanism.

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