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Question
State whether the following statement is True or False. If false, correct the statement:
Human egg has a head, middle piece and tail.
Options
True
False
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Solution
This statement is False.
Correct Statement:
Human sperm has a head, middle piece and tail.
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The following diagram represents the vertical sectional view of the human female reproductive system.
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Name two essential structures which take part in fertilization.
Give Reasons
A large number of sperms are required for fertilizing one egg.
Study the diagram given below and then answer the questions that follow:
(i) Name the part labeled A. Name any two hormones produced by the part labeled A.
(ii) What happens to the part labeled B.
(1) if fertilization takes place?
(2) If fertilization does not take place?
(iii) Where does fertilization occur?
(iv) Draw a neat diagram of the human sperm as seen under high magnification and label the following parts.
(1) Acrosome
(2) Mitochondria
Complete the following sentences with appropriate word:
___________ hormones are secreted by the interstitial cells.
State whether True or False:
The chromosome number in germ cells producing the gametes are diploid.
Explain tubectomy and vasectomy.
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- High fatality risk to mother.
- Expensive instruments and reagents.
- Husband/wife necessary for being donors.
- Less adoption of orphans.
- Not available in India.
- Possibility that the early embryo does not survive.
Choose the correct answer from the options given below:
