Question

give examples and explain what is meant by external fertilisation​

Answer 1

❝ If the fusion of sperms and ova occurs outside the body of the animal, it is called external fertilisation. ❞

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External fertilisation is seen in :

• fish
• frog
• earthworm

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Answer 2

Answer:

external fertilization is a case in which fusion of male and female gametes takes place in outside environment/ medium and not in the body of the female .

for example, in case of frogs , fertilization takes place in water medium . the female releases eggs in the water at the same time sperms are released too.

Explanation:

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