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Defence Exams

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Defence Exams MCQ & Objective Questions

Defence Exams play a crucial role in shaping the future of aspiring candidates in India. These exams not only assess knowledge but also test the ability to apply concepts in real-world scenarios. Practicing MCQs and objective questions is essential for effective exam preparation, as it helps students identify important questions and enhances their understanding of key topics.

What You Will Practise Here

Fundamentals of Defence Studies
Key Historical Events and Their Impact
Important Defence Policies and Strategies
Current Affairs Related to National Security
Basic Concepts of Military Operations
Understanding Defence Technologies
Analysing Defence Budget and Expenditure

Exam Relevance

The topics covered in Defence Exams are highly relevant across various educational boards, including CBSE and State Boards, as well as competitive exams like NEET and JEE. Students can expect questions that focus on historical events, current affairs, and fundamental concepts related to defence. Common question patterns include multiple-choice questions that assess both theoretical knowledge and practical application.

Common Mistakes Students Make

Overlooking current affairs, which are often integrated into exam questions.
Confusing similar historical events or dates, leading to incorrect answers.
Neglecting the importance of definitions and key terms in objective questions.
Relying solely on rote memorization instead of understanding concepts.

FAQs

Question: What types of questions can I expect in Defence Exams?
Answer: You can expect a mix of MCQs covering historical events, current affairs, and fundamental concepts related to defence.

Question: How can I improve my performance in Defence Exams?
Answer: Regular practice of MCQs and understanding key concepts will significantly enhance your performance.

Start your journey towards success by solving practice MCQs today! Testing your understanding will not only boost your confidence but also prepare you for the important Defence Exams ahead.

NDA

Q. How many essential amino acids are there for human adults?

A. 9
B. 10
C. 11
D. 12

Solution

There are 9 essential amino acids that must be obtained from the diet.

Correct Answer: A — 9

Q. How many essential amino acids are there that must be obtained from the diet?

A. 9
B. 10
C. 11
D. 12

Solution

There are 9 essential amino acids that must be obtained from the diet as the body cannot synthesize them.

Correct Answer: A — 9

Q. How many essential amino acids are there that the human body cannot synthesize?

A. 8
B. 9
C. 10
D. 11

Solution

There are 9 essential amino acids that the human body cannot synthesize and must be obtained from the diet.

Correct Answer: B — 9

Q. How many Fundamental Duties are enshrined in the Constitution of India?

A. 10
B. 11
C. 12
D. 9

Solution

There are 11 Fundamental Duties listed in Article 51A of the Indian Constitution.

Correct Answer: B — 11

Q. How many fundamental rights are guaranteed by the Indian Constitution?

A. 5
B. 6
C. 7
D. 4

Solution

The Indian Constitution originally provided for 7 fundamental rights, but currently there are 6 after the Right to Property was removed from the list.

Correct Answer: B — 6

Q. How many grams of protein are in a food item that provides 160 calories from protein? (Protein = 4 cal/g) (2022)

A. 30
B. 40
C. 50
D. 20

Solution

Grams of protein = 160 calories / 4 cal/g = 40 grams.

Correct Answer: B — 40

Q. How many grams of protein are recommended daily for an average adult?

A. 30 grams
B. 50 grams
C. 70 grams
D. 100 grams

Solution

The Recommended Dietary Allowance (RDA) for protein is about 50 grams for an average adult.

Correct Answer: B — 50 grams

Q. How many members are nominated by the President of India to the Rajya Sabha? (2023)

A. 10
B. 12
C. 14
D. 15

Solution

The President of India nominates 12 members to the Rajya Sabha from among persons having special knowledge or practical experience in fields such as literature, science, art, and social service.

Correct Answer: B — 12

Q. How many members are nominated by the President to the Rajya Sabha? (2019)

A. 10
B. 12
C. 14
D. 15

Solution

The President of India nominates 12 members to the Rajya Sabha from among persons having special knowledge or practical experience in literature, science, art, and social service.

Correct Answer: B — 12

Q. How many members are there in the Rajya Sabha?

A. 250
B. 245
C. 240
D. 200

Solution

The Rajya Sabha can have a maximum of 250 members, out of which 238 are elected and 12 are nominated.

Correct Answer: B — 245

Q. How many members can the President of India nominate to the Rajya Sabha? (2022)

A. 10
B. 12
C. 14
D. 15

Solution

The President of India can nominate 12 members to the Rajya Sabha from among persons having special knowledge or practical experience in fields such as literature, science, art, and social service.

Correct Answer: B — 12

Q. How many time zones are there in the world if each time zone is 15 degrees apart? (2022)

A. 12
B. 24
C. 36
D. 48

Solution

There are 360 degrees in a circle, and 360/15 = 24 time zones.

Correct Answer: B — 24

Q. How many time zones are there in the world if each time zone is 15° apart? (2022)

A. 12
B. 24
C. 36
D. 48

Solution

The Earth is divided into 360°, and if each time zone is 15° apart, then the number of time zones is 360° / 15° = 24.

Correct Answer: B — 24

Q. How many time zones are there in the world if each zone is 15 degrees apart?

A. 12
B. 24
C. 36
D. 48

Solution

The Earth is 360 degrees, and if each time zone is 15 degrees, then 360 / 15 = 24 time zones.

Correct Answer: B — 24

Q. How many time zones are there in the world if each zone is 15 degrees wide?

A. 12
B. 18
C. 24
D. 36

Solution

The Earth is 360 degrees, and 360/15 = 24 time zones.

Correct Answer: C — 24

Q. How many time zones are there in the world if each zone is 15° apart?

A. 12
B. 24
C. 36
D. 48

Solution

The Earth is divided into 360° of longitude. 360° / 15° = 24 time zones.

Correct Answer: B — 24

Q. How many time zones are there in the world, considering each zone is 15° apart?

A. 12
B. 24
C. 36
D. 48

Solution

There are 360° in a circle, and with each time zone covering 15°, there are 360/15 = 24 time zones.

Correct Answer: B — 24

Q. How many time zones are there in the world?

A. 24
B. 12
C. 36
D. 48

Solution

There are 24 standard time zones in the world, corresponding to each hour of the day.

Correct Answer: A — 24

Q. How many unpaired electrons are present in a nitrogen atom? (2023)

A. 1
B. 2
C. 3
D. 4

Solution

Nitrogen has an atomic number of 7, with the electron configuration of 1s² 2s² 2p³, resulting in 3 unpaired electrons in the 2p subshell.

Correct Answer: C — 3

Q. How many ways can 10 different items be selected from a group of 15? (2023)

A. 3003
B. 5005
C. 1001
D. 2002

Solution

The number of ways to choose 10 items from 15 is given by 15C10 = 15C5 = 3003.

Correct Answer: A — 3003

Q. How many ways can 2 boys and 2 girls be selected from a group of 5 boys and 5 girls? (2023)

A. 100
B. 120
C. 80
D. 60

Solution

The number of ways is 5C2 * 5C2 = 10 * 10 = 100.

Correct Answer: B — 120

Q. How many ways can 2 boys and 3 girls be selected from 6 boys and 4 girls? (2023)

A. 60
B. 80
C. 100
D. 120

Solution

The number of ways is 6C2 * 4C3 = 15 * 4 = 60.

Correct Answer: A — 60

Q. How many ways can 2 boys and 3 girls be selected from a group of 6 boys and 4 girls? (2023)

A. 60
B. 80
C. 100
D. 120

Solution

The number of ways is 6C2 * 4C3 = 15 * 4 = 60.

Correct Answer: A — 60

Q. How many ways can 2 boys and 3 girls be selected from a group of 6 boys and 8 girls? (2020)

A. 280
B. 300
C. 240
D. 360

Solution

The number of ways is 6C2 * 8C3 = 15 * 56 = 840.

Correct Answer: A — 280

Q. How many ways can 2 men and 3 women be selected from a group of 5 men and 6 women? (2020)

A. 100
B. 60
C. 120
D. 80

Solution

The number of ways to select 2 men from 5 is 5C2 and 3 women from 6 is 6C3. Total = 5C2 * 6C3 = 10 * 20 = 200.

Correct Answer: A — 100

Q. How many ways can 3 red, 2 blue, and 1 green ball be arranged in a line?

A. 120
B. 60
C. 30
D. 10

Solution

The total arrangements are 6! / (3! * 2! * 1!) = 60.

Correct Answer: B — 60

Q. How many ways can 4 men and 3 women be arranged in a line if the men must be together? (2019)

A. 5040
B. 720
C. 840
D. 1200

Solution

Treat the 4 men as one unit. Thus, we have 4 units (1 man unit + 3 women) to arrange: 4! * 4! = 24 * 24 = 576.

Correct Answer: A — 5040

Q. How many ways can 4 students be selected from a class of 10? (2020)

A. 210
B. 120
C. 240
D. 300

Solution

The number of ways to choose 4 students from 10 is given by 10C4 = 210.

Correct Answer: A — 210

Q. How many ways can 5 different flags be arranged on a pole? (2019)

A. 60
B. 120
C. 100
D. 24

Solution

The number of arrangements of 5 different flags is 5! = 120.

Correct Answer: B — 120

Q. How many ways can 6 people be seated around a circular table?

A. 720
B. 120
C. 60
D. 30

Solution

The number of arrangements around a circular table is (n-1)! = 5! = 120.

Correct Answer: A — 720

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