Question

plzzzz!!Help me!!............​

Answer 1

Required Answer:

$\large \bf {a) \: Label \: A \: and \: B }$

• A → Sperm
• B → Ovum

$\large \bf {b) Identify \: the \: process. }$

$\longmapsto$ This is the process of fertilisation.

$\longmapsto$ Fertilisation is the process in which a sperm and a ovum fuse together to form zygote.

$\large \bf {c) What~ happens ~during~ this~ process ~and~ what~ is ~formed?}$

$\longmapsto$ During this process(fertilisation) , sperm fuses the egg ( ovum ) and zygote is formed.

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Extra Information:

• Fertilisation is the fusion of egg(female gamete) and sperm(male gamete) to form zygote.

• Sperm is known as male sex cell or gamete.

• Ovum/Egg is known as female sex cell or gamete.

• Fertilisation takes place in the fallopian tube of the female reproductive system.

• Fertilisation are of two types: ( Given below )

• Internal fertilisation → When the eggs ( ova ) is fertilised inside the female body. Seen in humans,mammals etc.

• External fertilisation → When the eggs ( ova ) is fertilised outside the female body.Seen in fishes, frogs etc.

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