India's first 3D printed rocket engine was developed by: MCQ with Answer and Explanation

India's first 3D printed rocket engine was developed by:
A. Private startups
B. ISRO
C. Both
D. DRDO
Answer: Option C
Solution (By JKExamLibrary)
ISRO and Indian startups have advanced 3D printing in rocketry.

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The Turing Test is related to:
A. Space travel
B. AI capability
C. Genetic engineering
D. Nanotech

Correct Answer: Option B


Explanation:
It evaluates a machine's ability to exhibit intelligent behavior.

Question #2 Report Error
Which of these is a greenhouse gas?
A. Argon
B. Methane
C. Oxygen
D. Nitrogen

Correct Answer: Option B


Explanation:
Methane is a significant contributor to the greenhouse effect.

Question #3 Report Error
What is the freezing point of water in Celsius?
A. 32°C
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D. -10°C

Correct Answer: Option C


Explanation:
Water freezes at 0 degrees Celsius at atmospheric pressure.