Free MCQs with Answers | Military Brat Defence Academy

Q: The average of 18, 24, 30, 36 and 42 is:

Correct Answer: B. 30. Their sum is 150 and 150 ÷ 5 = 30. Option 32 does not equal the arithmetic mean.

Q: The ratio of two numbers is 3:5 and their sum is 64. Find the smaller number.

Correct Answer: A. 24. The total ratio is 8 parts, so each part is 64 ÷ 8 = 8. The smaller number is 3 × 8 = 24; 40 is the larger number.

Q: A number is increased by 20 percent and becomes 360. What was the original number?

Correct Answer: D. 300. If the original number is x, then 1.20x = 360, giving x = 300. Option 288 results from subtracting 20 percent of 360 incorrectly.

Q: Find the HCF of 84 and 126.

Correct Answer: C. 42. The common prime factors give 2 × 3 × 7 = 42. The value 21 is common but is not the greatest common factor.

Q: Simplify: 48 ÷ 6 × 3 + 4.

Correct Answer: B. 28. Using division and multiplication from left to right, 48 ÷ 6 = 8, 8 × 3 = 24 and 24 + 4 = 28. Option 24 omits the final addition.

Q: The ozone layer is primarily located in which atmospheric layer?

Correct Answer: A. Stratosphere. Most atmospheric ozone is concentrated in the stratosphere. The troposphere is the lowest layer where most weather occurs.

Q: Which naval command of the Indian Navy is headquartered at Visakhapatnam?

Correct Answer: D. Eastern Naval Command. The Eastern Naval Command is headquartered at Visakhapatnam. The Western Naval Command is headquartered at Mumbai.

Q: Which constitutional body conducts elections to Parliament and state legislatures?

Correct Answer: C. Election Commission of India. Article 324 vests election supervision, direction and control in the Election Commission of India. UPSC conducts recruitment examinations.

Q: The Green Revolution in India is most closely associated with:

Correct Answer: B. M. S. Swaminathan. M. S. Swaminathan played a leading role in India's Green Revolution. Verghese Kurien is associated with the White Revolution.

Q: Which fundamental particle carries a negative electric charge?

Correct Answer: A. Electron. An electron carries one unit of negative elementary charge. A proton carries positive charge.

Question 1

QID #13288 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Medium

The average of 18, 24, 30, 36 and 42 is:

Question: The average of 18, 24, 30, 36 and 42 is:

A. 28

B. 30

C. 32

D. 34

Correct Answer: B. 30Explanation: Their sum is 150 and 150 ÷ 5 = 30. Option 32 does not equal the arithmetic mean.

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Answer

Correct Answer: B. 30
Their sum is 150 and 150 ÷ 5 = 30. Option 32 does not equal the arithmetic mean.

Question 2

QID #13287 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Medium

The ratio of two numbers is 3:5 and their sum is 64. Find the smaller number.

Question: The ratio of two numbers is 3:5 and their sum is 64. Find the smaller number.

A. 24

B. 32

C. 40

D. 48

Correct Answer: A. 24Explanation: The total ratio is 8 parts, so each part is 64 ÷ 8 = 8. The smaller number is 3 × 8 = 24; 40 is the larger number.

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Answer

Correct Answer: A. 24
The total ratio is 8 parts, so each part is 64 ÷ 8 = 8. The smaller number is 3 × 8 = 24; 40 is the larger number.

Question 3

QID #13286 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Medium

A number is increased by 20 percent and becomes 360. What was the original number?

Question: A number is increased by 20 percent and becomes 360. What was the original number?

A. 280

B. 288

C. 320

D. 300

Correct Answer: D. 300Explanation: If the original number is x, then 1.20x = 360, giving x = 300. Option 288 results from subtracting 20 percent of 360 incorrectly.

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Answer

Correct Answer: D. 300
If the original number is x, then 1.20x = 360, giving x = 300. Option 288 results from subtracting 20 percent of 360 incorrectly.

Question 4

QID #13285 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Medium

Find the HCF of 84 and 126.

Question: Find the HCF of 84 and 126.

A. 14

B. 21

C. 42

D. 63

Correct Answer: C. 42Explanation: The common prime factors give 2 × 3 × 7 = 42. The value 21 is common but is not the greatest common factor.

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Answer

Correct Answer: C. 42
The common prime factors give 2 × 3 × 7 = 42. The value 21 is common but is not the greatest common factor.

Question 5

QID #13284 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Medium

Simplify: 48 ÷ 6 × 3 + 4.

Question: Simplify: 48 ÷ 6 × 3 + 4.

A. 24

B. 28

C. 32

D. 36

Correct Answer: B. 28Explanation: Using division and multiplication from left to right, 48 ÷ 6 = 8, 8 × 3 = 24 and 24 + 4 = 28. Option 24 omits the final addition.

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Answer

Correct Answer: B. 28
Using division and multiplication from left to right, 48 ÷ 6 = 8, 8 × 3 = 24 and 24 + 4 = 28. Option 24 omits the final addition.

Question 6

QID #13283 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Medium

The ozone layer is primarily located in which atmospheric layer?

Question: The ozone layer is primarily located in which atmospheric layer?

A. Stratosphere

B. Troposphere

C. Mesosphere

D. Thermosphere

Correct Answer: A. StratosphereExplanation: Most atmospheric ozone is concentrated in the stratosphere. The troposphere is the lowest layer where most weather occurs.

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Answer

Correct Answer: A. Stratosphere
Most atmospheric ozone is concentrated in the stratosphere. The troposphere is the lowest layer where most weather occurs.

Question 7

QID #13282 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Medium

Which naval command of the Indian Navy is headquartered at Visakhapatnam?

Question: Which naval command of the Indian Navy is headquartered at Visakhapatnam?

A. Western Naval Command

B. Southern Naval Command

C. Andaman and Nicobar Command

D. Eastern Naval Command

Correct Answer: D. Eastern Naval CommandExplanation: The Eastern Naval Command is headquartered at Visakhapatnam. The Western Naval Command is headquartered at Mumbai.

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Answer

Correct Answer: D. Eastern Naval Command
The Eastern Naval Command is headquartered at Visakhapatnam. The Western Naval Command is headquartered at Mumbai.

Question 8

QID #13281 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Medium

Which constitutional body conducts elections to Parliament and state legislatures?

Question: Which constitutional body conducts elections to Parliament and state legislatures?

A. Finance Commission

B. Union Public Service Commission

C. Election Commission of India

D. NITI Aayog

Correct Answer: C. Election Commission of IndiaExplanation: Article 324 vests election supervision, direction and control in the Election Commission of India. UPSC conducts recruitment examinations.

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Answer

Correct Answer: C. Election Commission of India
Article 324 vests election supervision, direction and control in the Election Commission of India. UPSC conducts recruitment examinations.

Question 9

QID #13280 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Medium

The Green Revolution in India is most closely associated with:

Question: The Green Revolution in India is most closely associated with:

A. Verghese Kurien

B. M. S. Swaminathan

C. Vikram Sarabhai

D. Homi J. Bhabha

Correct Answer: B. M. S. SwaminathanExplanation: M. S. Swaminathan played a leading role in India's Green Revolution. Verghese Kurien is associated with the White Revolution.

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Answer

Correct Answer: B. M. S. Swaminathan
M. S. Swaminathan played a leading role in India's Green Revolution. Verghese Kurien is associated with the White Revolution.

Question 10

QID #13279 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Medium

Which fundamental particle carries a negative electric charge?

Question: Which fundamental particle carries a negative electric charge?

A. Electron

B. Proton

C. Neutron

D. Photon

Correct Answer: A. ElectronExplanation: An electron carries one unit of negative elementary charge. A proton carries positive charge.

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Answer

Correct Answer: A. Electron
An electron carries one unit of negative elementary charge. A proton carries positive charge.

Question 11

QID #13278 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Medium

The headquarters of the Indian Space Research Organisation is in:

Question: The headquarters of the Indian Space Research Organisation is in:

A. Hyderabad

B. New Delhi

C. Sriharikota

D. Bengaluru

Correct Answer: D. BengaluruExplanation: ISRO headquarters is located in Bengaluru. Sriharikota hosts the Satish Dhawan Space Centre launch facility.

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Answer

Correct Answer: D. Bengaluru
ISRO headquarters is located in Bengaluru. Sriharikota hosts the Satish Dhawan Space Centre launch facility.

Question 12

QID #13277 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Medium

Which organelle is known as the powerhouse of the cell?

Question: Which organelle is known as the powerhouse of the cell?

A. Ribosome

B. Golgi apparatus

C. Mitochondrion

D. Lysosome

Correct Answer: C. MitochondrionExplanation: Mitochondria generate most cellular ATP through aerobic respiration. Ribosomes synthesise proteins rather than supplying most cellular energy.

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Answer

Correct Answer: C. Mitochondrion
Mitochondria generate most cellular ATP through aerobic respiration. Ribosomes synthesise proteins rather than supplying most cellular energy.

Question 13

QID #13276 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Medium

Which is the longest river entirely within India?

Question: Which is the longest river entirely within India?

A. Ganga

B. Godavari

C. Narmada

D. Krishna

Correct Answer: B. GodavariExplanation: The Godavari is the longest river flowing entirely within India. The Ganga is longer overall but extends into Bangladesh.

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Answer

Correct Answer: B. Godavari
The Godavari is the longest river flowing entirely within India. The Ganga is longer overall but extends into Bangladesh.

Question 14

QID #13275 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Medium

Which Harappan site is famous for its dockyard?

Question: Which Harappan site is famous for its dockyard?

A. Lothal

B. Kalibangan

C. Rakhigarhi

D. Banawali

Correct Answer: A. LothalExplanation: Lothal is noted for a large brick-built structure identified as a dockyard. Kalibangan is especially known for evidence of a ploughed field.

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Answer

Correct Answer: A. Lothal
Lothal is noted for a large brick-built structure identified as a dockyard. Kalibangan is especially known for evidence of a ploughed field.

Question 15

QID #13274 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Medium

Which Article of the Constitution deals with the proclamation of a National Emergency?

Question: Which Article of the Constitution deals with the proclamation of a National Emergency?

A. Article 356

B. Article 360

C. Article 368

D. Article 352

Correct Answer: D. Article 352Explanation: Article 352 concerns a National Emergency. Article 356 concerns failure of constitutional machinery in a state.

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Answer

Correct Answer: D. Article 352
Article 352 concerns a National Emergency. Article 356 concerns failure of constitutional machinery in a state.

Question 16

QID #13273 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Medium

Which surface-to-air missile system was jointly developed by DRDO and Israel Aerospace Industries?

Question: Which surface-to-air missile system was jointly developed by DRDO and Israel Aerospace Industries?

A. Prithvi

B. Nag

C. Barak-8

D. BrahMos

Correct Answer: C. Barak-8Explanation: Barak-8 was jointly developed by DRDO and Israel Aerospace Industries. BrahMos is a supersonic cruise missile jointly developed by India and Russia.

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Answer

Correct Answer: C. Barak-8
Barak-8 was jointly developed by DRDO and Israel Aerospace Industries. BrahMos is a supersonic cruise missile jointly developed by India and Russia.

Question 17

QID #13272 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Medium

What is the highest wartime gallantry award of India?

Question: What is the highest wartime gallantry award of India?

A. Ashoka Chakra

B. Param Vir Chakra

C. Maha Vir Chakra

D. Vir Chakra

Correct Answer: B. Param Vir ChakraExplanation: The Param Vir Chakra is India's highest wartime gallantry award. The Ashoka Chakra is the highest peacetime gallantry award.

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Answer

Correct Answer: B. Param Vir Chakra
The Param Vir Chakra is India's highest wartime gallantry award. The Ashoka Chakra is the highest peacetime gallantry award.

Question 18

QID #13271 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Medium

The Indian Air Force was officially established on:

Question: The Indian Air Force was officially established on:

A. 8 October 1932

B. 15 August 1947

C. 26 January 1950

D. 1 April 1933

Correct Answer: A. 8 October 1932Explanation: The Indian Air Force was officially established on 8 October 1932. Independence in 1947 did not mark its original establishment.

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Answer

Correct Answer: A. 8 October 1932
The Indian Air Force was officially established on 8 October 1932. Independence in 1947 did not mark its original establishment.

Question 19

QID #13270 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Medium

Which Indian satellite navigation system provides regional positioning services?

Question: Which Indian satellite navigation system provides regional positioning services?

A. INSAT

B. GSAT

C. Cartosat

D. NavIC

Correct Answer: D. NavICExplanation: NavIC is India's regional satellite navigation system. INSAT is primarily used for communications, broadcasting and meteorology.

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Answer

Correct Answer: D. NavIC
NavIC is India's regional satellite navigation system. INSAT is primarily used for communications, broadcasting and meteorology.

Question 20

QID #13269 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Medium

Which vitamin is primarily synthesised in human skin through exposure to sunlight?

Question: Which vitamin is primarily synthesised in human skin through exposure to sunlight?

A. Vitamin A

B. Vitamin C

C. Vitamin D

D. Vitamin K

Correct Answer: C. Vitamin DExplanation: Ultraviolet-B radiation enables the skin to synthesise vitamin D. Vitamin C must mainly be obtained from dietary sources.

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Answer

Correct Answer: C. Vitamin D
Ultraviolet-B radiation enables the skin to synthesise vitamin D. Vitamin C must mainly be obtained from dietary sources.

Free MCQs with Answers | Military Brat Defence Academy

The average of 18, 24, 30, 36 and 42 is:

The ratio of two numbers is 3:5 and their sum is 64. Find the smaller number.

A number is increased by 20 percent and becomes 360. What was the original number?

Find the HCF of 84 and 126.

Simplify: 48 ÷ 6 × 3 + 4.

The ozone layer is primarily located in which atmospheric layer?

Which naval command of the Indian Navy is headquartered at Visakhapatnam?

Which constitutional body conducts elections to Parliament and state legislatures?

The Green Revolution in India is most closely associated with:

Which fundamental particle carries a negative electric charge?

The headquarters of the Indian Space Research Organisation is in:

Which organelle is known as the powerhouse of the cell?

Which is the longest river entirely within India?

Which Harappan site is famous for its dockyard?

Which Article of the Constitution deals with the proclamation of a National Emergency?

Which surface-to-air missile system was jointly developed by DRDO and Israel Aerospace Industries?

What is the highest wartime gallantry award of India?

The Indian Air Force was officially established on:

Which Indian satellite navigation system provides regional positioning services?

Which vitamin is primarily synthesised in human skin through exposure to sunlight?

Free MCQs with Answers and Explanations

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