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Question

Define.

(a) Oviparous

(b) Viviparous

(c) Pollination

(d) Fertilization

(e) Budding

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Solution

(a) Oviparous: Animals which lay eggs are known as oviparous animals. All birds, frogs, lizards, crocodiles, etc. belong to this group.

(b) Viviparous animals: Animals which give birth to young ones are known as viviparous animals. Animals like lions, tigers, dogs, humans, etc. belong to this group.

(c) Pollination: The process of transfer of pollen grains from the anther to the stigma is known as pollination.

(d) Fertilization: The process of fusion of the male and female gamete that results in the formation of zygote is known as fertilization.

(e) Budding: It a type of asexual reproduction which involves the formation of a new individual from a protrusion called the bud. The bud develops as a small outgrowth on a parent individual and finally detaches from the parent and develops into an independent organism. It is very common in plants and in yeasts.


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