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NCERT Exemplar · Class 12 · Biology

Chapter 4: Reproductive Health

Practice each question, then open the answer or worked solution.

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Multiple Choice Questions

13 questions
Q11Multiple choice

Choose the correct statement regarding the ZIFT procedure:

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Correct option: B
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Ans: The correct answer is (b)

The ZIFT stands for Zygote Intra Fallopian Transfer. The name itself shows that the zygote is transferred to the fallopian tube. During this process, the egg from the ova mixed with sperms in the laboratory after that zygote is being transferred back to the female body(fallopian tube) for further development. Hence, the correct answer is option b. 


Q12Multiple choice

The correct surgical procedure as a contraceptive method is: 

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Correct option: C
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Ans: The correct answer is (c)

Out of four, the correct surgical procedure as a contraceptive method is vasectomy. Ovariectomy is the removal of the ovary which is carried out in case of ovarian cyst or cancer. A hysterectomy is the removal of the uterus which is carried out in case of uterine cancer or risk of uterine cancer. The castration is done in males (usually in the animals). Hence, the correct answer is option c. 


Q13Multiple choice

Diaphragms are contraceptive devices used by females. 

Choose the correct option from the statements given below: 

(i) They are introduced into the uterus 

(ii) They are placed to cover the cervical region 

(iii) They act as physical barriers for sperm entry 

(iv) They act as spermicidal agents 

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Correct option: C
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Worked solution

Ans: The correct answer is (c)

The diaphragms are made of rubber and rubber has no spermicidal property therefore they act as a physical barrier for sperm entry. The diaphragm is placed to cover the cervix. Therefore the second and third statements are correct. Hence, the correct answer is option c.