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Q: Which blood group is universal donor?

Correct Answer: D. O negative. O negative is universal donor.

Q: Functional unit of kidney is?

Correct Answer: B. Nephron. Nephron is filtering unit.

Q: Which vitamin deficiency causes rickets?

Correct Answer: D. Vitamin D. Vitamin D deficiency causes rickets.

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QID #186 MNS MNS Full Mock Test 2026-12th Entry MNS Full Mock Test 1 Easy

Which blood group is universal donor?

Correct Answer: D. O negative
O negative is universal donor.

Question: Which blood group is universal donor?

A. A

B. B

C. AB

D. O negative

Correct Answer: D. O negativeExplanation: O negative is universal donor.

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QID #185 MNS MNS Full Mock Test 2026-12th Entry MNS Full Mock Test 1 Easy

Functional unit of kidney is?

Correct Answer: B. Nephron
Nephron is filtering unit.

Question: Functional unit of kidney is?

A. Neuron

B. Nephron

C. Cell

D. Alveoli

Correct Answer: B. NephronExplanation: Nephron is filtering unit.

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QID #184 MNS MNS Full Mock Test 2026-12th Entry MNS Full Mock Test 1 Easy

Which vitamin deficiency causes rickets?

Correct Answer: D. Vitamin D
Vitamin D deficiency causes rickets.

Question: Which vitamin deficiency causes rickets?

A. Vitamin A

B. Vitamin B

C. Vitamin C

D. Vitamin D

Correct Answer: D. Vitamin DExplanation: Vitamin D deficiency causes rickets.

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Free MCQs with Answers and Explanations

This MCQ library is created for MNS, Nursing Officer, English, GK, MBA and competitive exam students. Every question has option-wise content, instant checking, a dedicated SEO view page and social share support.

Free MCQs with Answers | Military Brat Defence Academy

Which blood group is universal donor?

Functional unit of kidney is?

Which vitamin deficiency causes rickets?

Free MCQs with Answers and Explanations

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