On this platform, Direct Entry Nigerian Army University Biu (NAUB) aspirants can access past questions and answers to prepare effectively and familiarize themselves with the exam format before downloading the complete question booklet.
Nigerian Army University Biu (NAUB)
Direct Entry Past Aptitude Test Screening Exercise for 2023/2024
English Language
1. Choose the correct passive form:
They are building a new hospital.
A. A new hospital was built.
B. A new hospital is being built.
C. A new hospital was being built.
D. A new hospital has been built.
Answer: B. A new hospital is being built.
2. Which of these is a complex sentence?
A. She smiled and waved.
B. Because it rained, we stayed indoors.
C. He is tall and strong.
D. I came, I saw, I conquered.
Answer: B. Because it rained, we stayed indoors.
3. Choose the option that best completes the sentence:
The teacher asked the students if they ___ any questions.
A. has
B. have
C. having
D. had
Answer: D. had
4. Choose the word with the correct stress pattern:
A. ´advise
B. ad´vice
C. ´advice
D. advise´
Answer: C. ´advice
5. Choose the correct question tag:
She came early, ___?
A. wasn’t she
B. didn’t she
C. had she
D. did she
Answer: B. didn’t she
Mathematics
6. Factor completely: x2 − 9
A. (x − 3) (x + 3)
B. x(x − 9)
C. (x − 9) (x + 1)
D. (x − 3)2
Answer based on “Factorization” computation: A. (x − 3) (x + 3)
7. Simplify: √50
A. 25√2
B. 5√2
C. 10√2
D. 2√5
Answer based on “Surds” computation: B. 5√2
8. What is the angle subtended at the center of a circle by a semicircle?
A. 180°
B. 120°
C. 90°
D. 60°
Answer based on “Circle Geometry” computation: A. 180°
9. Simplify: 23 x 24
A. 212
B. 8 x 16
C. 27
D. 21
Answer based on “Indices” computation: C. 27
10. A car travels 180 km in 3 hours. What is its average speed?
A. 50 km/hr
B. 30 km/hr
C. 60 km/hr
D. 90 km/hr
Answer based on “Word Problem” computation: C. 60 km/hr
NAUB Direct Entry Past Questions for Arts Students
Literature in English
11. The term 'soliloquy' in drama refers to:
A. A group dialogue
B. A conversation between two characters
C. A background narrator’s comment
D. A speech made by a character alone on stage
Answer: D. A speech made by a character alone on stage
12. Which of the following is an example of prose fiction?
A. The African Child
B. The Incorruptible Judge
C. Romeo and Juliet
D. The Tempest
Answer: A. The African Child
13. “He is a lion on the battlefield” is an example of:
A. Simile
B. Metaphor
C. Personification
D. Hyperbole
Answer: B. Metaphor
Economics
14. Which of the following best describes the law of diminishing returns?
A. Cost increases with size
B. Output increases proportionally with input
C. Additional output decreases with more input
D. Profit always increases with production
Answer: C. Additional output decreases with more input
15. Which of the following is not a function of money?
A. Medium of exchange
B. Standard of borrowing
C. Unit of account
D. Store of value
Answer: B. Standard of borrowing
16. Terms of trade is defined as the ratio of:
A. Imports to GNP
B. GDP to exports
C. Exports to imports
D. Imports to exports
Answer: C. Exports to imports
NAUB Direct Entry Past Questions for Social Science Students
Geography
17. What is the main function of contour lines on a map?
A. Display climatic zones
B. Indicate population density
C. Represent elevation
D. Show vegetation types
Answer: C. Represent elevation
18. All meridians converge at the:
A. Prime Meridian
B. Poles
C. Equator
D. Tropic of Cancer
Answer: B. Poles
19. The compass direction between North and East is:
A. Northeast
B. Southeast
C. Northwest
D. Southwest
Answer: A. Northeast
Government
20. Which of the following is not a function of political parties?
A. Forming government
B. Conducting elections
C. Educating voters
D. Presenting candidates
Answer: B. Conducting elections
21. A constitution is said to be rigid when:
A. It contains many laws
B. It is hard to amend
C. It is enforced by the police
D. It is written in English
Answer: B. It is hard to amend
22. The 1979 Constitution of Nigeria adopted the:
A. Presidential system
B. Parliamentary system
C. Westminster model
D. Confederal system
Answer: A. Presidential system
NAUB Direct Entry Past Questions for Science Students
Agricultural Science
23. An example of a fungal disease of crops is:
A. Mosaic
B. Blight
C. Rust
D. Wilt
Answer: C. Rust
24. Which of these irrigation methods is most suitable for arid regions?
A. Surface irrigation
B. Flood irrigation
C. Sprinkler irrigation
D. Drip irrigation
Answer: D. Drip irrigation
25. The agricultural practice of growing crops and rearing animals on the same piece of land is:
A. Monocropping
B. Pastoral farming
C. Crop rotation
D. Mixed farming
Answer: D. Mixed farming
Chemistry
26. Which allotrope of carbon is the hardest naturally occurring substance?
A. Diamond
B. Graphite
C. Fullerene
D. Coal
Answer: A. Diamond
27. Which process is used to separate crude oil into its components?
A. Crystallization
B. Fractional distillation
C. Chromatography
D. Filtration
Answer: B. Fractional distillation
28. Which of the following is a reducing agent?
A. CO2
B. H2
C. NaCl
D. HCl
Answer: B. H2
Biology
29. The part of the plant that develops into a fruit is the:
A. Style
B. Anther
C. Petal
D. Ovary
Answer: D. Ovary
30. Which of the following diseases is transmitted by a vector?
A. Malaria
B. Measles
C. Cholera
D. Influenza
Answer: A. Malaria
31. The movement of molecules from a region of higher concentration to a lower concentration is called:
A. Plasmolysis
B. Active transport
C. Osmosis
D. Diffusion
Answer: D. Diffusion
Physics
32. Which of these quantities is conserved in an inelastic collision?
A. Momentum only
B. Kinetic energy only
C. Both kinetic energy and momentum
D. Neither
Answer: A. Momentum only
33. What type of lens is used to correct long-sightedness (hypermetropia)?
A. Concave
B. Plane
C. Convex
D. Cylindrical
Answer: C. Convex
34. A sound wave travels through air with a speed of 340 m/s and frequency of 170 Hz. What is its wavelength?
A. 0.5 m
B. 5 m
C. 3 m
D. 2 m
Answer: D. 2 m
NAUB Direct Entry Form Update 2025: How to Obtain and Prepare
Before obtaining the NAUB Direct Entry form, ensure you meet the minimum O’Level subject requirements and have an Upper Credit in the Comprehensive Grade Point Average (CGPA) of your Ordinary National Diploma (OND) or NCE for Nigerian Army University Biu admission screening. Avoid purchasing the form online; instead, visit the Nigerian Army University Biu Student Affairs Commission to collect the official Direct Entry form. This will help you familiarize yourself with the school environment and prevent common issues with the NAUB Form Acknowledgement Slip.
Issues of Buying NAUB Direct Entry Form Online
Based on our findings, buying the Nigerian Army University Biu Direct Entry form online may seem convenient, but it comes with several risks and challenges that candidates should be aware of:
1. Risk of Fraud and Scams: Many unofficial websites or individuals sell fake or invalid Direct Entry forms, which can lead to disqualification during screening.
2. Non-Recognition of Forms: Forms bought from unofficial sources may not be accepted by Nigerian Army University Biu, causing complications during the admission process.
3. Lack of Official Guidance: Online purchases mean missing out on important instructions and support provided by the NAUB Student Affairs office.
4. Issues with Acknowledgement Slip: Candidates who buy forms online may face difficulties obtaining or printing the NAUB Form Acknowledgement Slip, which is essential for examination entry.
5. Delayed or No Access to Updates: Official announcements or changes regarding the Direct Entry form or exam may not reach you if you use unauthorized online channels.
