Which element has atomic number 8? MCQ with Answer and Explanation

Which element has atomic number 8?

A. Fluorine

B. Carbon

C. Oxygen

D. Nitrogen

Answer: Option C

Oxygen has atomic number 8.

This question belongs to: Static General Knowledge Science and Technology

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Question #1 Report Error

Which planet is the target of the 'Artemis' missions?

A. Venus

B. Jupiter

C. Mars

D. Moon

Correct Answer: Option D

Explanation:
Artemis is NASA's program to return humans to the Moon and eventually establish a sustainable presence.

This question belongs to: Static General Knowledge Science and Technology

Question #2 Report Error

Which organ pumps blood?

A. Heart

B. Brain

C. Liver

D. Lungs

Correct Answer: Option A

Explanation:
The heart acts as a pump to circulate blood throughout the body.

This question belongs to: Static General Knowledge Science and Technology

Question #3 Report Error

CRISPR is derived from:

A. Plant genetics

B. Bacterial immune system

C. Animal cloning

D. Human genome

Correct Answer: Option B

Explanation:
It is an adaptive immune system in bacteria.

This question belongs to: Static General Knowledge Science and Technology