In males testes are contained in the scr...

In males testes are contained in the scrotal sacs because

A

other organs do not make space for the testes in the abdominal cavity

B

testes in the abdomen will hamper maturation of sperms

C

it provides temperature that is slightly lower than body temperature required for formation of sperm

D

it facilitates ejaculation

Text Solution

Verified by Experts

The correct Answer is:

C

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Explore conceptually related problems

In mammals, the testes are placed in the scrotal sacs. Give reason.

A - In human male, testes are extra abdominal and lie in scrotal sacs. R-Scrotum acts as thermoregulator and keeps temperature lower by 2^@ C for normal sperm production.

Knowledge Check

A -In human male, testes are extra abdominal and lie in scrotal sacs. R -Scrotum acts as thermoregulator and keeps temperature lower by 2^@C for normal sperm production.

A

A and R are true, R is the correct explanation of A

B

A and R are true, R is not the correct explanation of A

C

A is true, R is false

D

Both A and R are false

Accurate mapping of genes can be done by three point test cross because increases

A

Possibility of single cross over

B

Possibility of double cross over

C

Possibility of multiple cross over

D

Possibility of recombination frequency

The male and the female gametes contain this material on the chromosomes, which transmit the characteristic traits to the next generation.

A

genes

B

chromoplast

C

septum

D

spores

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The males, whose testes fail to descend to the scrotum, are generally inferetile. Why?

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