Which technology uses radio waves to identify objects? MCQ with Answer and Explanation

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Which technology uses radio waves to identify objects?

A. LiDAR

B. RFID

C. Bluetooth

D. GPS

Answer: Option B

Solution (By JKSSB Mock Tests)

RFID stands for Radio-Frequency Identification.

This question belongs to: Static General Knowledge Science and Technology

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Which Indian satellite system provides TV and communication services?

A. IRNSS

B. RISAT

C. Oceansat

D. INSAT

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Correct Answer: Option D

Explanation:
INSAT is India's multipurpose satellite system.

This question belongs to: Static General Knowledge Science and Technology

Question #2

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Which of these is a major biotechnology application?

A. Producing vaccines

B. Building bridges

C. Mining coal

D. Manufacturing cars

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Correct Answer: Option A

Explanation:
Biotechnology involves using biological systems to develop products, including life-saving vaccines.

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Question #3

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What is the study of bacteria called?

A. Phycology

B. Bacteriology

C. Virology

D. Mycology

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Correct Answer: Option B

Explanation:
Bacteriology is the branch of science that studies bacteria.

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