What is the chemical name of common salt? MCQ with Answer and Explanation

What is the chemical name of common salt?

A. Potassium chloride

B. Calcium chloride

C. Sodium carbonate

D. Sodium chloride

Answer: Option D

Common salt is sodium chloride.

This question belongs to: Static General Knowledge Science and Technology

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Question #1 Report Error

Which ISRO rocket is known as the 'Workhorse of ISRO'?

A. SSLV

B. GSLV

C. PSLV

D. RLV

Correct Answer: Option C

Explanation:
PSLV has a high success rate and launched numerous satellites.

This question belongs to: Static General Knowledge Science and Technology

Question #2 Report Error

What is the primary gas found in the Earth's core?

A. Iron and Nickel (liquid/solid metals, not gas)

B. Carbon Dioxide

C. Oxygen

D. Hydrogen

Correct Answer: Option A

Explanation:
The Earth's core is primarily composed of iron and nickel, not gas.

This question belongs to: Static General Knowledge Science and Technology

Question #3 Report Error

CRISPR is derived from:

A. Plant genetics

B. Human genome

C. Bacterial immune system

D. Animal cloning

Correct Answer: Option C

Explanation:
It is an adaptive immune system in bacteria.

This question belongs to: Static General Knowledge Science and Technology