Question

11.. Assertion(A): The uterus prepares itself every month to receive a fertilised egg. Reason( R): The ovary releases one egg every month.

Answer 1

Answer:

Assertion is correct but the reason is wrong.

Ovary releases many eggs but sperm fuses with only one egg and forms zygote.

Explanation:

According to human we follows menstrual cycle.

so, In females ovary prepares itself every month to receive a fertilized egg and produces many eggs but sperm fuse with only one and forms zygote and forms a new individual.

In menstrual cycle formation of egg is done in every month and the only the sperm fuses with it.

Although there are two cycles in animals-

• Oestrus cycle (deer elephant)
• menstrual cycle (human being, monkey)

Answer 2

Answer

The assertion is right accoridng to the statement but the reason is wrong.

Explanation

The assertion is right but the reason is wrong.

The ovary releases multitudinous eggs but sperm fuses with only one egg and forms a zygote.

According to the menstrual cycle,

In ladies, the ovary prepares itself every month to admit a fertilized egg and produces multitudinous eggs but sperm fuse with only one and form a zygote and forms a new existent.

In the menstrual cycle evidence of the egg is done every month and only the sperm fuses with it.

Although there are two cycles in brutes-

Oestrus cycle( deer)

menstrual cycle( human being, monkey)

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