What is the SI unit of time? MCQ with Answer and Explanation

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What is the SI unit of time?

A. Second

B. Millisecond

C. Minute

D. Hour

Answer: Option A

Solution (By JKSSB Mock Tests)

The second (s) is the SI base unit of time.

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Which mission of ISRO is related to ocean studies?

A. INSAT

B. Cartosat

C. Oceansat

D. RISAT

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Correct Answer: Option C

Explanation:
Oceansat series monitors ocean resources.

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Question #2

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Artemis programme is led by:

A. NASA

B. CNSA

C. ISRO

D. ESA

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Correct Answer: Option A

Explanation:
NASA's Artemis aims to return humans to the Moon.

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Question #3

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Synthetic biology involves:

A. Computer hardware

B. Traditional breeding

C. Space biology only

D. Designing new biological systems

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Correct Answer: Option D

Explanation:
It combines biology and engineering.

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