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 is the synonym of 'vigilant'?
A.
careless
B.
alert
C.
indifferent
D.
unaware
Show solution
Solution
'Vigilant' means keeping careful watch for possible danger or difficulties; hence, the synonym is 'alert'.
Correct Answer:
B
— alert
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Q. What is the term duration for a member of the Rajya Sabha?
A.
3 years
B.
5 years
C.
6 years
D.
4 years
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Solution
Members of the Rajya Sabha serve a term of 6 years, with one-third of the members retiring every two years.
Correct Answer:
C
— 6 years
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Q. What is the term for a large body of saltwater that is smaller than an ocean? (2019)
A.
Sea
B.
Lake
C.
River
D.
Bay
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Solution
A large body of saltwater that is smaller than an ocean is called a sea.
Correct Answer:
A
— Sea
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Q. What is the term for the amount of water vapor present in the air?
A.
Humidity
B.
Precipitation
C.
Evaporation
D.
Condensation
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Solution
Humidity refers to the amount of water vapor present in the air.
Correct Answer:
A
— Humidity
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Q. What is the term for the area of land that drains water into a river?
A.
Watershed
B.
Floodplain
C.
Estuary
D.
Delta
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Solution
A watershed is the area of land that drains water into a river, collecting precipitation and runoff.
Correct Answer:
A
— Watershed
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Q. What is the term for the average weather conditions in a particular area over a long period? (2019)
A.
Weather
B.
Climate
C.
Atmosphere
D.
Meteorology
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Solution
Climate refers to the average weather conditions in a particular area over a long period, typically 30 years or more.
Correct Answer:
B
— Climate
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Q. What is the term for the boundary between two different air masses?
A.
Front
B.
Trough
C.
Ridge
D.
Wave
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Solution
The boundary between two different air masses is called a front.
Correct Answer:
A
— Front
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Q. What is the term for the boundary between two tectonic plates?
A.
Fault line
B.
Plate boundary
C.
Seismic zone
D.
Epicenter
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Solution
The term for the boundary between two tectonic plates is called a Plate boundary.
Correct Answer:
B
— Plate boundary
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Q. What is the term for the change of state from liquid to solid?
A.
Melting
B.
Freezing
C.
Condensation
D.
Sublimation
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Solution
Freezing is the process where a liquid changes into a solid.
Correct Answer:
B
— Freezing
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Q. What is the term for the movement of water through a plant?
A.
Translocation
B.
Transpiration
C.
Absorption
D.
Diffusion
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Solution
Transpiration refers to the process of water movement through a plant and its evaporation from aerial parts, especially leaves.
Correct Answer:
B
— Transpiration
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Q. What is the term for the phenomenon where warm air rises and cool air sinks?
A.
Convection
B.
Conduction
C.
Radiation
D.
Advection
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Solution
The phenomenon where warm air rises and cool air sinks is called Convection.
Correct Answer:
A
— Convection
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Q. What is the term for the process by which water vapor turns into liquid water?
A.
Evaporation
B.
Condensation
C.
Precipitation
D.
Transpiration
Show solution
Solution
The process by which water vapor turns into liquid water is called Condensation.
Correct Answer:
B
— Condensation
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Q. What is the term of office for the members of the Rajya Sabha? (2019)
A.
3 years
B.
4 years
C.
5 years
D.
6 years
Show solution
Solution
Members of the Rajya Sabha serve a term of 6 years, with one-third of the members retiring every two years.
Correct Answer:
D
— 6 years
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Q. What is the term of the President of India as per the Constitution?
A.
4 years
B.
5 years
C.
6 years
D.
3 years
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Solution
The President of India is elected for a term of 5 years as per Article 56 of the Indian Constitution.
Correct Answer:
B
— 5 years
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Q. What is the threshold of hearing in decibels?
A.
0 dB
B.
10 dB
C.
20 dB
D.
30 dB
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Solution
The threshold of hearing is defined as 0 dB.
Correct Answer:
A
— 0 dB
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Q. What is the time difference between GMT and IST (Indian Standard Time)?
A.
4 hours 30 minutes
B.
5 hours 30 minutes
C.
6 hours 30 minutes
D.
7 hours 30 minutes
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Solution
IST is GMT + 5 hours 30 minutes.
Correct Answer:
B
— 5 hours 30 minutes
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Q. What is the time difference between two places located at 10°E and 20°E longitudes?
A.
15 minutes
B.
30 minutes
C.
1 hour
D.
2 hours
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Solution
The difference in longitude is |20° - 10°| = 10°. The time difference is 10 * 4 = 40 minutes.
Correct Answer:
C
— 1 hour
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Q. What is the time difference between two places located at 120 degrees East and 60 degrees West?
A.
8 hours
B.
9 hours
C.
10 hours
D.
11 hours
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Solution
The total difference in degrees is 120 + 60 = 180 degrees. The time difference is 180/15 = 12 hours.
Correct Answer:
C
— 10 hours
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Q. What is the time difference between two places located at 120°E and 60°W?
A.
8 hours
B.
9 hours
C.
10 hours
D.
11 hours
Show solution
Solution
The total difference in degrees is 120° + 60° = 180°. 180° * 4 minutes = 720 minutes = 12 hours. The time difference is 12 hours.
Correct Answer:
B
— 9 hours
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Q. What is the time difference between two places located at 120°W and 60°E?
A.
10 hours
B.
8 hours
C.
12 hours
D.
6 hours
Show solution
Solution
Total difference = 120° + 60° = 180°. Time difference = 180°/15° = 12 hours.
Correct Answer:
A
— 10 hours
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Q. What is the time difference between two places located at 15°E and 45°E longitudes?
A.
1 hour
B.
2 hours
C.
3 hours
D.
4 hours
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Solution
The difference in degrees is 45° - 15° = 30°. Since each 15° represents 1 hour, the time difference is 30°/15° = 2 hours.
Correct Answer:
B
— 2 hours
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Q. What is the time difference between two places located at 30°E and 30°W?
A.
2 hours
B.
4 hours
C.
6 hours
D.
8 hours
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Solution
The total angular distance is 30° + 30° = 60°. The time difference is 60 / 15 = 4 hours.
Correct Answer:
C
— 6 hours
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Q. What is the time difference between two places located at 45° E and 45° W longitudes? (2022)
A.
3 hours
B.
6 hours
C.
9 hours
D.
12 hours
Show solution
Solution
The total difference is 45 + 45 = 90 degrees. Therefore, the time difference is 90/15 = 6 hours.
Correct Answer:
C
— 9 hours
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Q. What is the time difference between two places located at 60°E and 30°W?
A.
6 hours
B.
7 hours
C.
8 hours
D.
9 hours
Show solution
Solution
The total difference in degrees is 60° + 30° = 90°. Therefore, the time difference is 90° / 15° = 6 hours.
Correct Answer:
C
— 8 hours
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Q. What is the time difference between two places located at 75 degrees East and 15 degrees West longitude? (2020)
A.
6 hours
B.
8 hours
C.
10 hours
D.
12 hours
Show solution
Solution
The total difference in longitude is 75 + 15 = 90 degrees. Therefore, the time difference is 90/15 = 6 hours.
Correct Answer:
B
— 8 hours
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Q. What is the time difference between two places located at 75° West and 45° West longitudes? (2020)
A.
2 hours
B.
3 hours
C.
4 hours
D.
5 hours
Show solution
Solution
The difference in longitude is 75 - 45 = 30 degrees. 30/15 = 2 hours.
Correct Answer:
B
— 3 hours
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Q. What is the time difference between two places located at longitudes 30°E and 90°E? (2021)
A.
2 hours
B.
3 hours
C.
4 hours
D.
5 hours
Show solution
Solution
The time difference is calculated as (90° - 30°) / 15° = 4 hours. Therefore, the answer is 4 hours.
Correct Answer:
C
— 4 hours
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Q. What is the total area of India in square kilometers? (2021)
A.
3.287 million
B.
2.973 million
C.
3.287 billion
D.
2.973 billion
Show solution
Solution
The total area of India is approximately 3.287 million square kilometers.
Correct Answer:
A
— 3.287 million
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Q. What is the total capacitance of two capacitors of 2 µF and 3 µF connected in series? (2023)
A.
1.2 µF
B.
5 µF
C.
6 µF
D.
0.86 µF
Show solution
Solution
For capacitors in series, 1/C_total = 1/C1 + 1/C2. Thus, 1/C_total = 1/2 + 1/3 = 5/6, so C_total = 1.2 µF.
Correct Answer:
A
— 1.2 µF
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Q. What is the total capacitance of two capacitors of 3 µF and 6 µF connected in parallel?
A.
2 µF
B.
3 µF
C.
9 µF
D.
18 µF
Show solution
Solution
In parallel, the total capacitance is the sum: C_total = C1 + C2 = 3 µF + 6 µF = 9 µF.
Correct Answer:
C
— 9 µF
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