NDA 2021 Question Paper & Answers
The official NDA 2021 question papers, with the official answer key. Attempt as a real timed exam (with negative marking) or switch to practice mode for instant per-question answers and explanations.
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Official PYQ
NDA & NA (II) 2021 General Ability Test (14 November 2021)
150 Mins 600 Marks
150Questions
600Max Marks
Sample questions from NDA & NA (II) 2021 General Ability Test (14 November 2021)
1Some parts of the sentence have an error and some parts are correct. Find out which part of the sentence has an error. If a sentence is free from error, choose 'No error' as the answer. Nursery classes (a) / for the children (b) / starts on April every year. (c) No error (d)
- A) (a)
- B) (b)
- C) (c)
- D) (d)
Answer: C
2Some parts of the sentence have an error and some parts are correct. Find out which part of the sentence has an error. If a sentence is free from error, choose 'No error' as the answer. The pollution level is very (a) / high in our city, and (b) / becomes a health hazard. (c) / No error (d).
- A) (a)
- B) (b)
- C) (c)
- D) (d)
Answer: C
3Some parts of the sentence have an error and some parts are correct. Find out which part of the sentence has an error. If a sentence is free from error, choose 'No error' as the answer. India is a country of linguistic (a) / and cultural diversity with (b) / multiple ethnic and social groups. (c) / No error (d).
- A) (a)
- B) (b)
- C) (c)
- D) (d)
Answer: D
4Some parts of the sentence have an error and some parts are correct. Find out which part of the sentence has an error. If a sentence is free from error, choose 'No error' as the answer. Why does the lapse rate (a) / effect the tendency (b) / of air to rise? (c) / No error (d)
- A) (a)
- B) (b)
- C) (c)
- D) (d)
Answer: B
5Some parts of the sentence have an error and some parts are correct. Find out which part of the sentence has an error. If a sentence is free from error, choose 'No error' as the answer. The thorax is the upper part (a) / of your body from the neck down (b) / to the bottom of the ribs and diaphragm. (c) No error (d)
- A) (a)
- B) (b)
- C) (c)
- D) (d)
Answer: C
+145 more questions — attempt the full paper to see them all.
Official PYQ
NDA & NA (I) 2021 General Ability Test (18 April 2021)
150 Mins 600 Marks
150Questions
600Max Marks
Sample questions from NDA & NA (I) 2021 General Ability Test (18 April 2021)
1Direction :Select the option that is opposite in meaning to the underlined word and mark your response in your answer sheet accordingly. He found her extremelyattractiveand charming.
- A) unnatural
- B) modern
- C) repulsive
- D) disapproving
Answer: C
2Direction :Select the option that is opposite in meaning to the underlined word and mark your response in your answer sheet accordingly. The sky isboundless.
- A) high
- B) vast
- C) expansive
- D) finite
Answer: D
3Direction: Select the option that is opposite in meaning to the underlined word and mark your response accordingly. The sky iscleartoday.
- A) bright
- B) opaque
- C) cloudless
- D) blue
Answer: B
4Direction :Select the option that is opposite in meaning to the underlined word and mark your response in your answer sheet accordingly. I have a fascination fordeepwater.
- A) dark
- B) light
- C) dangerous
- D) shallow
Answer: D
5Direction :Select the option that is opposite in meaning to the bold/underlined word and mark your response in your answer sheet accordingly. My boss has been toogenerous.
- A) stingy
- B) rough
- C) evil
- D) hostile
Answer: A
+145 more questions — attempt the full paper to see them all.
Official PYQ
NDA & NA (II) 2021 Mathematics (14 November 2021)
150 Mins 300 Marks
120Questions
300Max Marks
Sample questions from NDA & NA (II) 2021 Mathematics (14 November 2021)
1If x ^{2}+ , then what is the value of x ^{199 }+ x ^{200 }+ x ^{201 }?
- A) -1
- B) 0
- C) 1
- D) 3
Answer: B
2If x, y, z are in GP, then which of the following is/are correct?
-
ln(3x), ln(3y), ln(3z) are in AP
-
xyz + ln(x), xyz + ln(y), xyz + ln(z) are in HP
Select the correct answer using the code given below.
- A) 1 only
- B) 2 only
- C) Both 1 and 2
- D) Neither 1 nor 2
Answer: A
3If log 10 2, log 10 (2 ), log 10 (2 ) are in AP, then what is x equal to?
- A) 0
- B) 1
- C) log _{2}5
- D) log 52
Answer: C
4Let S = {2, 3, 4, 5, 6, 7, 9}. How many different numbers (with all digits different) from S can be made which are less than 500?
- A) 30
- B) 49
- C) 90
- D) 147
Answer: C
5If , then what is the value of 9p ^{2}+ p?
- A) 10 ^{n}p
- B) 2p ⋅ 10 ^{n}
- C) 10 ^{n}
- D) 10 ^{n}
Answer: A
+115 more questions — attempt the full paper to see them all.
Official PYQ
NDA & NA (I) 2021 Mathematics (18 April 2021)
150 Mins 300 Marks
120Questions
300Max Marks
Sample questions from NDA & NA (I) 2021 Mathematics (18 April 2021)
1What is + _ _ _ _ _ + C(n, n) equal to
- A) ^{2}+ 2 ^{3}+ _ _ _ _ _ + 2 ^{n}
- B) ^{2} + 2 ^{3 }+ _ _ _ _ _ + 2 ^{n}
- C) ^{2} + 2 ^{3} + _ _ _ _ _ _ + 2 ^{}
- D) ^{2} + 2 ^{3} + _ _ _ _ _ + 2 ^{}
Answer: C
2What is the sum of the coefficients of first and last terms in the expansion of () ^{2n }, where n is a natural number?
- A) 1
- B) 2
- C) n
- D) 2n
Answer: B
3If the first term of an AP is 2 and the sum of the first five terms is equal to one-fourth of the sum of the next five terms, then what is the sum of the first ten terms?
- A) -500
- B) -250
- C) 500
- D) 250
Answer: B
4Consider the following statements:
-
If each term of a GP is multiplied by same non-zero number, then the resulting sequence is also a GP.
-
If each term of a GP is divided by same non-zero number, then the resulting sequence is also a GP.
Which of the above statements is/are correct?
- A) 1 only
- B) 2 only
- C) Both 1 and 2
- D) Neither 1 nor 2
Answer: C
5How many prime numbers can be formed using the digits 1, 2, 3, 4, 5 if the repetition of digits is not allowed?
- A) 5
- B) 4
- C) 3
- D) 0
Answer: D
+115 more questions — attempt the full paper to see them all.