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प्रश्न
State whether the following statement is True or False. If false, correct the statement:
External fertilisation can occur both in water and on land.
पर्याय
True
False
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उत्तर
This statement is False.
Correct Statement:
External fertilisation occurs only in water and not on land.
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संबंधित प्रश्न
When pregnancy does not occur, the life of corpus luteum is about ______.
State whether the following statement is true or false:
Gestation in humans is completed in about 380 days.
Rewrite the correct statement by changing the last one word if these statement is false.
Pregnancy in women can be prevented by the method of vasectomy.
The diagram given below is that of a developing human foetus in the womb. Study the same and answer the question that follow:
Name (any one) hormone produced by the part labelled '2'.
Give Reasons
Gametes have a haploid (n) number of chromosomes.
Give Reasons
Millions of sperms are produced at ejaculation yet one sperm actually fertilizes the ovum. Explain.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Sperm is a highly motile male gamete.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Fertilization is the product of the egg nucleus and the sperm nucleus.
Match the pair:
| 'A' | 'B' | ||
| (1) | Male | (a) | 44 + XX |
| (b) | 44 + XY | ||
| (c) | 44 + YY |
At which anatomical location does fertilization occur in humans?
