NDA MCQ & Objective Questions
The National Defence Academy (NDA) exam is a crucial stepping stone for students aspiring to join the Indian Armed Forces. It tests not only knowledge but also the ability to apply concepts effectively. Practicing NDA MCQs and objective questions is essential for enhancing your exam preparation, as it helps in identifying important questions and boosts confidence in tackling various subjects.
What You Will Practise Here
Mathematics: Key concepts, formulas, and problem-solving techniques.
General Knowledge: Current affairs, history, and geography relevant to NDA.
English: Grammar, comprehension, and vocabulary exercises.
Physics: Fundamental principles and application-based questions.
Chemistry: Important definitions, reactions, and theoretical concepts.
Logical Reasoning: Techniques for solving puzzles and analytical questions.
Military History: Significant events and figures in Indian military history.
Exam Relevance
The NDA exam is not only significant for aspiring defence candidates but also aligns with various school and competitive exams like CBSE, State Boards, NEET, and JEE. Questions often follow a pattern that includes multiple-choice formats, requiring students to apply their knowledge effectively. Understanding the common question types and formats will enhance your readiness for these exams.
Common Mistakes Students Make
Misinterpreting questions due to lack of careful reading.
Overlooking important formulas in Mathematics and Physics.
Confusing similar concepts in Chemistry and General Knowledge.
Neglecting to practice logical reasoning, leading to time management issues.
Failing to revise key definitions and terms in English and other subjects.
FAQs
Question: What are NDA MCQ questions?Answer: NDA MCQ questions are multiple-choice questions designed to test your knowledge and understanding of various subjects relevant to the NDA exam.
Question: How can I prepare for NDA objective questions with answers?Answer: Regular practice of NDA objective questions, along with reviewing answers and explanations, will help solidify your understanding and improve your performance.
Question: What are some important NDA questions for exams?Answer: Important NDA questions often cover key concepts in Mathematics, General Knowledge, English, and Science, focusing on application and analytical skills.
Start your journey towards success by solving NDA practice MCQs today! Testing your understanding through these objective questions will not only prepare you for the exam but also build your confidence to excel.
Q. What does the phrase 'barking up the wrong tree' imply? (2020)
A.
To make a wrong assumption
B.
To be very angry
C.
To be confused
D.
To seek help
Show solution
Solution
'Barking up the wrong tree' means to pursue a mistaken or misguided course of action.
Correct Answer:
A
— To make a wrong assumption
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Q. What does the phrase 'bite the bullet' imply? (2020)
A.
To avoid a difficult situation
B.
To face a painful or unpleasant situation with courage
C.
To take a risk
D.
To make a hasty decision
Show solution
Solution
'Bite the bullet' means to face a painful or unpleasant situation with courage.
Correct Answer:
B
— To face a painful or unpleasant situation with courage
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Q. What does the phrase 'burn the midnight oil' mean? (2019)
A.
To work late into the night
B.
To waste time
C.
To be very tired
D.
To be very busy
Show solution
Solution
'Burn the midnight oil' means to stay up late working or studying.
Correct Answer:
A
— To work late into the night
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Q. What does the phrase 'burning the midnight oil' mean?
A.
Staying up late working or studying
B.
Wasting time
C.
Being very busy
D.
Being very tired
Show solution
Solution
'Burning the midnight oil' means to stay up late working or studying.
Correct Answer:
A
— Staying up late working or studying
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Q. What does the phrase 'cost an arm and a leg' mean? (2020)
A.
To be very expensive
B.
To be very cheap
C.
To be very difficult
D.
To be very easy
Show solution
Solution
'Cost an arm and a leg' is an idiom that means something is very expensive.
Correct Answer:
A
— To be very expensive
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Q. What does the phrase 'costs an arm and a leg' imply?
A.
Very cheap
B.
Very expensive
C.
Very easy
D.
Very difficult
Show solution
Solution
'Costs an arm and a leg' means something is very expensive.
Correct Answer:
B
— Very expensive
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Q. What does the phrase 'hit the nail on the head' mean? (2023)
A.
To make a mistake
B.
To be exactly right about something
C.
To work hard
D.
To be confused
Show solution
Solution
'Hit the nail on the head' means to be exactly right about something.
Correct Answer:
B
— To be exactly right about something
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Q. What does the phrase 'spill the beans' mean? (2019)
A.
To reveal a secret
B.
To make a mess
C.
To cook something
D.
To waste time
Show solution
Solution
'Spill the beans' means to disclose confidential information or secrets.
Correct Answer:
A
— To reveal a secret
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Q. What does the phrase 'the ball is in your court' imply? (2019)
A.
It is your turn to make a decision
B.
You are responsible for the outcome
C.
You have no control over the situation
D.
You should take a break
Show solution
Solution
'The ball is in your court' implies that it is your turn to make a decision or take action.
Correct Answer:
A
— It is your turn to make a decision
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Q. What does the phrase 'the ball is in your court' mean?
A.
It is your turn to make a decision
B.
You are in trouble
C.
You are very busy
D.
You are happy
Show solution
Solution
'The ball is in your court' means it is your responsibility to take action or make a decision.
Correct Answer:
A
— It is your turn to make a decision
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Q. What does the phrase 'to bite the bullet' mean? (2021)
A.
To face a difficult situation with courage
B.
To avoid responsibility
C.
To complain about something
D.
To take a risk
Show solution
Solution
'To bite the bullet' means to endure a painful or unpleasant situation that is unavoidable.
Correct Answer:
A
— To face a difficult situation with courage
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Q. What does the phrase 'to have a chip on one's shoulder' mean? (2023)
A.
To be angry or upset about something
B.
To be happy
C.
To be indifferent
D.
To be confused
Show solution
Solution
'To have a chip on one's shoulder' means to be angry or resentful about something that happened in the past.
Correct Answer:
A
— To be angry or upset about something
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Q. What does the phrase 'to let the cat out of the bag' mean? (2022)
A.
To reveal a secret
B.
To cause trouble
C.
To be careless
D.
To make a mistake
Show solution
Solution
'To let the cat out of the bag' means to accidentally reveal a secret.
Correct Answer:
A
— To reveal a secret
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Q. What does the phrase 'under the weather' mean? (2019)
A.
Feeling ill
B.
Feeling happy
C.
Feeling confused
D.
Feeling tired
Show solution
Solution
'Under the weather' means feeling ill or unwell.
Correct Answer:
A
— Feeling ill
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Q. What happens to the total current in a parallel circuit if more branches are added? (2023)
A.
Increases
B.
Decreases
C.
Remains the same
D.
Becomes zero
Show solution
Solution
In a parallel circuit, adding more branches increases the total current because each branch provides an additional path for current to flow.
Correct Answer:
A
— Increases
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Q. What happens to the volume of a gas when it is compressed? (2022)
A.
It increases
B.
It decreases
C.
It remains the same
D.
It becomes solid
Show solution
Solution
When a gas is compressed, the volume decreases because the particles are forced closer together.
Correct Answer:
B
— It decreases
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Q. What is a synonym for 'diligent'?
A.
lazy
B.
industrious
C.
careless
D.
negligent
Show solution
Solution
'Diligent' means showing care and effort in one's work, making 'industrious' the correct synonym.
Correct Answer:
B
— industrious
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Q. What is a synonym for 'hasty'?
A.
slow
B.
quick
C.
careful
D.
deliberate
Show solution
Solution
'Hasty' means done with excessive speed or urgency; thus, the synonym is 'quick'.
Correct Answer:
B
— quick
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Q. What is a synonym for 'meticulous'?
A.
careless
B.
thorough
C.
negligent
D.
sloppy
Show solution
Solution
'Meticulous' means showing great attention to detail; thorough.
Correct Answer:
B
— thorough
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Q. What is a synonym for 'obscure'? (2022)
A.
clear
B.
famous
C.
unknown
D.
evident
Show solution
Solution
'Obscure' means not well known or unclear. The synonym is 'unknown'.
Correct Answer:
C
— unknown
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Q. What is the 3rd term in the expansion of (a + b)^6?
A.
15ab^5
B.
20ab^5
C.
30ab^5
D.
6ab^5
Show solution
Solution
The 3rd term is given by 6C2 * a^4 * b^2 = 15 * a^4 * b^2 = 15ab^5.
Correct Answer:
B
— 20ab^5
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Q. What is the 3rd term in the expansion of (x + 2)^6?
A.
60x^4
B.
90x^4
C.
120x^4
D.
180x^4
Show solution
Solution
The 3rd term is given by C(6, 2) * (x)^2 * (2)^4 = 15 * x^2 * 16 = 240x^2.
Correct Answer:
B
— 90x^4
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Q. What is the 4th term in the expansion of (3x + 2)^6?
A.
540x^4
B.
540x^3
C.
720x^4
D.
720x^3
Show solution
Solution
The 4th term is given by C(6,3) * (3x)^3 * (2)^3 = 20 * 27x^3 * 8 = 4320x^3.
Correct Answer:
A
— 540x^4
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Q. What is the 5th term in the expansion of (2x - 3)^7?
A.
-1134x^5
B.
1134x^5
C.
-1458x^5
D.
1458x^5
Show solution
Solution
The 5th term is given by C(7, 4)(2x)^4(-3)^3 = 35 * 16x^4 * (-27) = -1134x^5.
Correct Answer:
A
— -1134x^5
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Q. What is the 5th term in the expansion of (3x - 2)^6?
A.
-540x^5
B.
540x^5
C.
-486x^5
D.
486x^5
Show solution
Solution
The 5th term is given by C(6, 4) * (3x)^4 * (-2)^2 = 15 * 81x^4 * 4 = 4860x^4.
Correct Answer:
A
— -540x^5
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Q. What is the absolute value of -12? (2023)
Show solution
Solution
The absolute value of -12 is 12.
Correct Answer:
C
— 12
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Q. What is the absolute value of -7? (2023)
Show solution
Solution
The absolute value of -7 is 7.
Correct Answer:
C
— 7
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Q. What is the angle between the lines 2x + 3y = 6 and 4x - y = 5?
A.
45 degrees
B.
60 degrees
C.
90 degrees
D.
30 degrees
Show solution
Solution
The slopes of the lines are -2/3 and 4. The angle θ can be found using tan(θ) = |(m1 - m2) / (1 + m1*m2)|.
Correct Answer:
B
— 60 degrees
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Q. What is the angle between the lines represented by the equations y = 2x + 1 and y = -1/2x + 3? (2021)
A.
90 degrees
B.
45 degrees
C.
60 degrees
D.
30 degrees
Show solution
Solution
The slopes are m1 = 2 and m2 = -1/2. The angle θ between the lines is given by tan(θ) = |(m1 - m2) / (1 + m1*m2)|, which results in 90 degrees.
Correct Answer:
A
— 90 degrees
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Q. What is the angle between the lines y = 3x + 2 and y = -1/3x + 1? (2021)
A.
90 degrees
B.
45 degrees
C.
60 degrees
D.
30 degrees
Show solution
Solution
The slopes are m1 = 3 and m2 = -1/3. The angle θ = tan⁻¹(|(m1 - m2) / (1 + m1*m2)|) = tan⁻¹(10/8) = 90 degrees.
Correct Answer:
A
— 90 degrees
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