Question

Formation of zygote by union of sperm and ovum is called as ______.​

Answer 1

Formation of zygote by union of sperm and ovum is called as fertilisation.

*More Info*

• Fertilisation takes place only when sexual intercourse takes place.

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Answer 2

Syngamy

Formation of zygote by the fertilization or fusion of make gamete (sperm) and female gamete (ovum) is called syngamy.