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(A) : Sterilization procedure in the mal...

(A) : Sterilization procedure in the male is called vasectomy.
(R) : In this epididymis is removed preventing sperm maturity and motility.

A

If both (A) and (R) are true and (R ) is the correct explanation of (A)

B

If both (A) and (R) are true but (R ) is not the correct explanation of (A)

C

If (A) is true but (R) is false

D

If both (A) and (R) are false.

Text Solution

Verified by Experts

The correct Answer is:
c
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Explore conceptually related problems

Read the following statements and choose the correct options. I. Seheli-the new oral contraceptive for the females contains a steroidal preparation. II. Reproductive and Child Health (RCH) Programme was launched in India in October 1997. III. In addition to preventing pregnancy, the birth control pill can have all sorts of side effects. IV. Sterilisation procedure in the female is called 'vasectomy'. V. Multiple births is a real side effect to the fertility drugs.

Which parts secretions are essential for maturation and motility of sperms.

Which of the following statements are correct regarding surgical methods of contraception ? (i) These are generally advised to the male/female partner as a terminal method to prevent any more pregnancies (ii) Surgical procedure in male is called tubectomy and that in the female, vasectomy (iii) Reversibility is easily possible (iv) They block gamete transport and thereby prevent conception.

(A) : Cowpers glands are present in male mammals. (R) : Their secretion is acidic promoting sperm motility.

Assertion: Sperms released from seminiferous tubules are transported by the accessory ducts. Reasons: Secretion of epididymis, vas deferens seminal vesicle and prostate are essential for maturation and motility of sperms.

Maturation of sperm before penetration of ovum is called:

A : Middle piece of sperm is called powerhouse R : It contains mitochondria

Read the following text and answer the following questions on the basis of the same: During sexual reproduction, the male inserts the sperm into the female reproductive tract, and sperm receive by the ovary and after that sperm fuse with the egg (ovum) in the ampullary region, this process is called fertilization, haploid nucleus of sperm fuse with that of ovum to form Diploid zygote. Assertion (A): All copulations do not lead to the fertilisation and pregnancy. Reason (R): Fertilisation can occur only if the ovum and sperms are transported simultaneously to the ampulllary-isthmic junction.

Read the following text and answer the following questions on the basis of the same: During sexual reproduction, the male inserts the sperm into the female reproductive tract, and sperm receive by the ovary and after that sperm fuse with the egg (ovum) in the ampullary region, this process is called fertilization, haploid nucleus of sperm fuse with that of ovum to form Diploid zygote. The phenomenon of sperm activation in mammals is known as.

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