Which gas is essential for photosynthesis? MCQ with Answer and Explanation

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Which gas is essential for photosynthesis?

A. Oxygen

B. Nitrogen

C. Carbon Dioxide

D. Argon

Answer: Option C

Solution (By JKSSB Mock Tests)

Plants require carbon dioxide for the photosynthesis process.

This question belongs to: Static General Knowledge Science and Technology

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NavIC is India's:

A. Mars rover

B. Human spaceflight

C. Lunar mission

D. Regional navigation satellite system

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Correct Answer: Option D

Explanation:
NavIC (IRNSS) is an independent regional navigation system.

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Question #2

Which instrument is used for observing distant objects in space?

A. Microscope

B. Telescope

C. Kaleidoscope

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Correct Answer: Option B

Explanation:
A telescope is an optical instrument designed to make distant objects appear nearer.

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Question #3

The first satellite communication experiment in India was:

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Correct Answer: Option B

Explanation:
SITE was the Satellite Instructional Television Experiment.

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