Biology
Assertion: Seminiferous tubules produce sperms.
Reason: Seminiferous tubules secrete Oxytocin, which aids in the production of sperm.
- A is True, and R is false.
- A is False, and R is true.
- Both A and R are true.
- Both A and R are false.
Reproductive System
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Answer
A is True, and R is false.
Reason — The seminiferous tubules, located in the testes, are the site where spermatogenesis (the production of sperm cells) occurs. Oxytocin is not involved in sperm production. It is a hormone primarily known for its role in childbirth and lactation in females.
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Related Questions
The four major steps in seeing an object are:
i. interpretation by the brain.
ii. focussing of image.
iii. entry of light rays.
iv. transmission of nerve impulses from the retina & brain.
The correct sequence will be:
- i, ii, iii, iv
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- iii, ii, iv, i
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Based on the given figure, identify the structural as well as the functional unit of kidney:
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Assertion: The nerve impulse travels from the axon of a neuron to the axon of another neuron.
Reason: The end portion of the axon has swollen ends, which store neurotransmitters.
- A is True, and R is false.
- A is False, and R is true.
- Both A and R are true.
- Both A and R are false.
Thomas played cricket on a hot summer afternoon. His urine output was much less, though he drank plenty of water. What could be the possible cause?

P - Kidneys reabsorb a lot of water
Q - Sweat glands are active
R - Kidneys absorb less water
S - Sweat glands are inactive- R and Q
- P and Q
- P and S
- R and S