Which blood cells fight infection? MCQ with Answer and Explanation

Which blood cells fight infection?
A. White Blood Cells
B. Platelets
C. Red Blood Cells
D. Plasma
Answer: Option A
Solution (By JKSSB Mock Tests)
White blood cells (leukocytes) are part of the immune system and fight infections.

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Practice More Science and Technology Questions

Question #1
Which element is common to all organic compounds?
A. Oxygen
B. Carbon
C. Iron
D. Nitrogen

Correct Answer: Option B


Explanation:
Organic chemistry is primarily defined as the chemistry of carbon compounds.

Question #2
Which of these is a renewable power resource?
A. Nuclear power
B. Solar energy
C. Coal
D. Natural gas

Correct Answer: Option B


Explanation:
Solar energy is harvested from the sun and is considered renewable.

Question #3
Who is known as the Father of the Indian Space Programme?
A. Vikram Sarabhai
B. Homi J. Bhabha
C. C.V. Raman
D. A.P.J. Abdul Kalam

Correct Answer: Option A


Explanation:
Dr. Vikram Sarabhai is regarded as the Father of the Indian Space Programme. He founded ISRO.