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Free MCQs with Answers | Military Brat Defence Academy

Q: Which vitamin is synthesized in skin in sunlight?

Correct Answer: D. Vitamin D. Sunlight helps synthesize vitamin D.

Q: The LCM of 6 and 8 is:

Correct Answer: C. 24. The least common multiple is 24.

Q: The HCF of 18 and 24 is:

Correct Answer: B. 6. The greatest common factor is 6.

Q: The sum of the interior angles of a triangle is:

Correct Answer: B. 180°. Triangle angles sum to 180°.

Q: Which component carries oxygen in blood?

Correct Answer: B. Red blood cells. RBCs carry oxygen using hemoglobin.

Q: Water boils at normal atmospheric pressure at:

Correct Answer: B. 100°C. Water boils at 100°C at normal pressure.

Q: Rusting of iron requires oxygen and:

Correct Answer: B. Moisture. Rusting requires oxygen and moisture.

Q: Which part of the brain controls balance and posture?

Correct Answer: B. Cerebellum. The cerebellum controls balance and posture.

Q: A device converting electrical energy into mechanical energy is:

Correct Answer: B. Motor. An electric motor converts electrical energy to mechanical energy.

Q: Photosynthesis mainly occurs in:

Correct Answer: B. Chloroplast. Chloroplasts carry out photosynthesis.

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QID #1146514 Agniveer Army GD 2027 Mock Test Series Agniveer Army GD Online Mock Test 13 Medium

Which vitamin is synthesized in skin in sunlight?

Correct Answer: D. Vitamin D
Sunlight helps synthesize vitamin D.

Question: Which vitamin is synthesized in skin in sunlight?

A. Vitamin A

B. Vitamin B12

C. Vitamin C

D. Vitamin D

Correct Answer: D. Vitamin DExplanation: Sunlight helps synthesize vitamin D.

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QID #1146513 Agniveer Army GD 2027 Mock Test Series Agniveer Army GD Online Mock Test 13 Medium

The LCM of 6 and 8 is:

Correct Answer: C. 24
The least common multiple is 24.

Question: The LCM of 6 and 8 is:

A. 12

B. 18

C. 24

D. 48

Correct Answer: C. 24Explanation: The least common multiple is 24.

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QID #1146512 Agniveer Army GD 2027 Mock Test Series Agniveer Army GD Online Mock Test 13 Medium

The HCF of 18 and 24 is:

Correct Answer: B. 6
The greatest common factor is 6.

Question: The HCF of 18 and 24 is:

A. 3

B. 6

C. 9

D. 12

Correct Answer: B. 6Explanation: The greatest common factor is 6.

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QID #1146511 Agniveer Army GD 2027 Mock Test Series Agniveer Army GD Online Mock Test 13 Medium

The sum of the interior angles of a triangle is:

Correct Answer: B. 180°
Triangle angles sum to 180°.

Question: The sum of the interior angles of a triangle is:

A. 90°

B. 180°

C. 270°

D. 360°

Correct Answer: B. 180°Explanation: Triangle angles sum to 180°.

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QID #1146510 Agniveer Army GD 2027 Mock Test Series Agniveer Army GD Online Mock Test 13 Medium

Which component carries oxygen in blood?

Correct Answer: B. Red blood cells
RBCs carry oxygen using hemoglobin.

Question: Which component carries oxygen in blood?

A. Platelets

B. Red blood cells

C. White blood cells

D. Plasma only

Correct Answer: B. Red blood cellsExplanation: RBCs carry oxygen using hemoglobin.

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QID #1146509 Agniveer Army GD 2027 Mock Test Series Agniveer Army GD Online Mock Test 13 Medium

Water boils at normal atmospheric pressure at:

Correct Answer: B. 100°C
Water boils at 100°C at normal pressure.

Question: Water boils at normal atmospheric pressure at:

A. 90°C

B. 100°C

C. 110°C

D. 120°C

Correct Answer: B. 100°CExplanation: Water boils at 100°C at normal pressure.

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QID #1146508 Agniveer Army GD 2027 Mock Test Series Agniveer Army GD Online Mock Test 13 Medium

Rusting of iron requires oxygen and:

Correct Answer: B. Moisture
Rusting requires oxygen and moisture.

Question: Rusting of iron requires oxygen and:

A. Nitrogen

B. Moisture

C. Hydrogen

D. Carbon monoxide

Correct Answer: B. MoistureExplanation: Rusting requires oxygen and moisture.

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QID #1146507 Agniveer Army GD 2027 Mock Test Series Agniveer Army GD Online Mock Test 13 Medium

Which part of the brain controls balance and posture?

Correct Answer: B. Cerebellum
The cerebellum controls balance and posture.

Question: Which part of the brain controls balance and posture?

A. Cerebrum

B. Cerebellum

C. Medulla

D. Hypothalamus

Correct Answer: B. CerebellumExplanation: The cerebellum controls balance and posture.

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QID #1146506 Agniveer Army GD 2027 Mock Test Series Agniveer Army GD Online Mock Test 13 Medium

A device converting electrical energy into mechanical energy is:

Correct Answer: B. Motor
An electric motor converts electrical energy to mechanical energy.

Question: A device converting electrical energy into mechanical energy is:

A. Generator

B. Motor

C. Transformer

D. Rectifier

Correct Answer: B. MotorExplanation: An electric motor converts electrical energy to mechanical energy.

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QID #1146505 Agniveer Army GD 2027 Mock Test Series Agniveer Army GD Online Mock Test 13 Medium

Photosynthesis mainly occurs in:

Correct Answer: B. Chloroplast
Chloroplasts carry out photosynthesis.

Question: Photosynthesis mainly occurs in:

A. Mitochondria

B. Chloroplast

C. Nucleus

D. Lysosome

Correct Answer: B. ChloroplastExplanation: Chloroplasts carry out photosynthesis.

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QID #1146504 Agniveer Army GD 2027 Mock Test Series Agniveer Army GD Online Mock Test 13 Medium

Which decimal is equal to 3/5?

Correct Answer: C. 0.6
3 divided by 5 equals 0.6.

Question: Which decimal is equal to 3/5?

A. 0.3

B. 0.5

C. 0.6

D. 0.8

Correct Answer: C. 0.6Explanation: 3 divided by 5 equals 0.6.

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QID #1146503 Agniveer Army GD 2027 Mock Test Series Agniveer Army GD Online Mock Test 13 Medium

Simple interest on ₹1150 at 7% per year for 3 years is:

Correct Answer: B. ₹241
SI=P×R×T/100.

Question: Simple interest on ₹1150 at 7% per year for 3 years is:

A. ₹120

B. ₹241

C. ₹248

D. ₹1391

Correct Answer: B. ₹241Explanation: SI=P×R×T/100.

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QID #1146502 Agniveer Army GD 2027 Mock Test Series Agniveer Army GD Online Mock Test 13 Medium

A rectangle has length 16 cm and breadth 8 cm. Its perimeter is:

Correct Answer: B. 48 cm
Perimeter = 2(l+b).

Question: A rectangle has length 16 cm and breadth 8 cm. Its perimeter is:

A. 128 cm

B. 48 cm

C. 24 cm

D. 256 cm

Correct Answer: B. 48 cmExplanation: Perimeter = 2(l+b).

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QID #1146501 Agniveer Army GD 2027 Mock Test Series Agniveer Army GD Online Mock Test 13 Medium

Which metal is liquid at room temperature?

Correct Answer: B. Mercury
Mercury is liquid at room temperature.

Question: Which metal is liquid at room temperature?

A. Iron

B. Mercury

C. Aluminium

D. Copper

Correct Answer: B. MercuryExplanation: Mercury is liquid at room temperature.

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QID #1146500 Agniveer Army GD 2027 Mock Test Series Agniveer Army GD Online Mock Test 13 Medium

Speed is calculated as:

Correct Answer: B. Distance ÷ time
Speed equals distance divided by time.

Question: Speed is calculated as:

A. Time ÷ distance

B. Distance ÷ time

C. Distance × time

D. Mass ÷ time

Correct Answer: B. Distance ÷ timeExplanation: Speed equals distance divided by time.

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QID #1146499 Agniveer Army GD 2027 Mock Test Series Agniveer Army GD Online Mock Test 13 Medium

Which blood component is mainly responsible for clotting?

Correct Answer: C. Platelets
Platelets play a key role in clotting.

Question: Which blood component is mainly responsible for clotting?

A. RBCs

B. WBCs

C. Platelets

D. Plasma only

Correct Answer: C. PlateletsExplanation: Platelets play a key role in clotting.

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QID #1146498 Agniveer Army GD 2027 Mock Test Series Agniveer Army GD Online Mock Test 13 Medium

Which lens is used to correct myopia?

Correct Answer: B. Concave lens
A concave lens corrects myopia.

Question: Which lens is used to correct myopia?

A. Convex lens

B. Concave lens

C. Cylindrical lens

D. Bifocal lens only

Correct Answer: B. Concave lensExplanation: A concave lens corrects myopia.

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QID #1146497 Agniveer Army GD 2027 Mock Test Series Agniveer Army GD Online Mock Test 13 Medium

Who founded the Mauryan Empire?

Correct Answer: C. Chandragupta Maurya
Chandragupta Maurya founded the Mauryan Empire.

Question: Who founded the Mauryan Empire?

A. Ashoka

B. Bindusara

C. Chandragupta Maurya

D. Harshavardhana

Correct Answer: C. Chandragupta MauryaExplanation: Chandragupta Maurya founded the Mauryan Empire.

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QID #1146496 Agniveer Army GD 2027 Mock Test Series Agniveer Army GD Online Mock Test 13 Medium

Which Indian state has the longest coastline?

Correct Answer: C. Gujarat
Gujarat has the longest coastline.

Question: Which Indian state has the longest coastline?

A. Tamil Nadu

B. Andhra Pradesh

C. Gujarat

D. Maharashtra

Correct Answer: C. GujaratExplanation: Gujarat has the longest coastline.

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QID #1146495 Agniveer Army GD 2027 Mock Test Series Agniveer Army GD Online Mock Test 13 Medium

Area of a square of side 11 cm is:

Correct Answer: B. 121 cm²
Area = side².

Question: Area of a square of side 11 cm is:

A. 44 cm²

B. 121 cm²

C. 242 cm²

D. 22 cm²

Correct Answer: B. 121 cm²Explanation: Area = side².

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