Nigerian Defence Academy (NDA) Direct Entry Past Questions and Answers

English Language

1. Choose the correct tense:

By next year, she ___ here for a decade.

A. will be living

B. will have lived

C. will live

D. has lived

Answer: B. will have lived

2. Which of these is a complex sentence?

A. I came, I saw, I conquered.

B. He is tall and strong.

C. Because it rained, we stayed indoors.

D. She smiled and waved.

Answer: C. Because it rained, we stayed indoors.

3. Select the appropriate preposition:

He insisted ___ seeing the manager.

A. on

B. to

C. at

D. for

Answer: A. on

4. Fill in the blank:

The students, as well as the teacher, ___ present at the meeting.

A. was

B. are

C. is

D. were

Answer: A. was

5. Choose the option that best expresses the meaning of the idiom:

“He kicked the bucket last night.”

A. He lost his temper

B. He travelled unexpectedly

C. He died

D. He broke a water container

Answer: C. He died

Mathematics

6. Factor completely: x² − 9

A. (x − 3)²

B. (x − 3) (x + 3)

C. (x − 9) (x + 1)

D. x(x − 9)

Answer based on “Factorization” computation: B. (x − 3) (x + 3)

7. Find the mean of 4, 8, 10, 6, 2

A. 6

B. 8

C. 7

D. 5

Answer based on “Statistics” computation: A. 6

8. Find the derivative:

If y = 4x³ − 2x + 7, find ^dy/_dx

A. 4x² − 2

B. 3x² − 2

C. 12x² − 2

D. 8x² − 1

Answer: C. 12x² − 2

9. Evaluate: Log⁡₁₀1000

A. 2

B. 10

C. 3

D. 4

Answer based on “Logarithms” computation: C. 3

10. Solve:

If x² − 5x + 6 = 0, find the roots.

A. 3 and 2

B. 6 and -1

C. 1 and 5

D. -2 and -3

Answer: A. 3 and 2

Nigerian Defence Academy Direct Entry Past Questions for Arts Students

Literature in English

11. Who is the author of Things Fall Apart?

A. Wole Soyinka

B. Chimamanda Adichie

C. Ngũgĩ wa Thiong’o

D. Chinua Achebe

Answer: D. Chinua Achebe

12. A play written to be performed on stage is called a:

A. Drama

B. Epic

C. Ode

D. Poem

Answer: A. Drama

13. A literary work that ridicules human folly with the aim of correction is called:

A. Satire

B. Irony

C. Parody

D. Allegory

Answer: A. Satire

Economics

14. National income is best measured by:

A. Price of goods and services

B. Gross Domestic Product at market prices

C. Value of imports and exports

D. Total revenue of government

Answer: B. Gross Domestic Product at market prices

15. Terms of trade is defined as the ratio of:

A. Exports to imports

B. Imports to exports

C. GDP to exports

D. Imports to GNP

Answer: A. Exports to imports

16. The market structure where there are many buyers and sellers is:

A. Duopoly

B. Monopoly

C. Oligopoly

D. Perfect competition

Answer: D. Perfect competition

Nigerian Defence Academy Direct Entry Past Questions for Science Students

Agricultural Science

17. Poultry droppings are rich in:

A. Iron

B. Potassium

C. Nitrogen

D. Magnesium

Answer: C. Nitrogen

18. Which of the following is a physical agent of weathering?

A. Frost

B. Acid rain

C. Bacteria

D. Carbon dioxide

Answer: A. Frost

19. Which of the following tools is used for transplanting seedlings?

A. Pickaxe

B. Cutlass

C. Hoe

D. Dibber

Answer: D. Dibber

Biology

20. Which of these organisms is a protozoan?

A. Algae

B. Moss

C. Amoeba

D. Virus

Answer: C. Amoeba

21. Which of the following is a hereditary material?

A. Enzyme

B. RNA

C. DNA

D. Hormone

Answer: C. DNA

22. Which of the following is a function of the xylem in plants?

A. Photosynthesis

B. Transport of food

C. Transport of water

D. Transport of enzymes

Answer: C. Transport of water

Physics

23. Which radiation has the highest penetrating power?

A. Gamma

B. Alpha

C. Beta

D. X-ray

Answer: A. Gamma

24. Which of these is used to measure very small currents?

A. Galvanometer

B. Ammeter

C. Voltmeter

D. Ohmmeter

Answer: A. Galvanometer

25. Which law explains why a rocket moves in space?

A. Newton’s Second Law

B. Newton’s Third Law

C. Hooke’s Law

D. Newton’s First Law

Answer: B. Newton’s Third Law

Chemistry

26. What is the atomic number of sulphur?

A. 18

B. 6

C. 32

D. 16

Answer: D. 16

27. The oxidation number of sulfur in H₂SO₄ is:

A. +2

B. +4

C. 0

D. +6

Answer: D. +6

28. The process by which a liquid changes to gas at the surface at any temperature is called:

A. Evaporation

B. Vaporization

C. Boiling

D. Sublimation

Answer: A. Evaporation

Nigerian Defence Academy Direct Entry Past Questions for Social Science Students

Government

29. The principle of checks and balances works best in a:

A. Federal government

B. Unitary system

C. Military regime

D. Democratic system

Answer: D. Democratic system

30. Franchise refers to the:

A. Right to vote

B. Right to contest elections

C. Power to make laws

D. Act of campaigning

Answer: A. Right to vote

31. Who was the first military Head of State in Nigeria?

A. General Olusegun Obasanjo

B. General Yakubu Gowon

C. General Aguiyi Ironsi

D. General Murtala Mohammed

Answer: C. General Aguiyi Ironsi

Geography

32. The scale of a map that shows very large details is called:

A. Small scale

B. Medium scale

C. Large scale

D. Verbal scale

Answer: C. Large scale

33. Which vegetation type is most common in the savannah region?

A. Alpine shrubs

B. Tall evergreen trees

C. Dense undergrowth

D. Scattered trees and grasses

Answer: D. Scattered trees and grasses

34. The longest river in Africa is the:

A. Zambezi

B. Congo

C. Nile

D. Niger

Answer: C. Nile