Nigerian Army University Biu (NAUB) Direct Entry Past Questions and Answers

English Language

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   1. Select the word that best completes the sentence:

   He speaks French as if he ___ in France.

   1. lives
   2. is living
   3. lived (Answer)
   4. has lived

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   2. Fill in the blank:

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

   1. was (Answer)
   2. were
   3. are
   4. is

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   3. Choose the word that has the same sound as the underlined letters:

   “Tough”

   1. Cough
   2. Rough (Answer)
   3. Though
   4. Dough

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   4. Choose the correct passive form:

   They are building a new hospital.

   1. A new hospital was built.
   2. A new hospital has been built.
   3. A new hospital was being built.
   4. A new hospital is being built. (Answer)

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   5. Choose the option that best completes the sentence:

   The teacher asked the students if they ___ any questions.

   1. have
   2. had (Answer)
   3. having
   4. has

Mathematics

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   6. If the 5th term of an arithmetic progression is 18 and the 12th term is 46, what is the first term?

   1. 6 (Answer - Explanation: Use Tn = a + (n – 1)d, set up two equations and solve simultaneously.)
   2. 4
   3. 8
   4. 10

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   7. Solve the following matrix equation:

   2	3
   1	4

   1. 5 (Answer)
   2. 11
   3. 8
   4. -2

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   8. Simplify: ²/_x + ³/_{x + 1}

   1. ^{5x + 3}/_x(x+1)
   2. ^{2(x+1) + 3x}/_x(x+1)
   3. ^{2x + 3(x+1)}/_x(x+1) (Answer)
   4. ^{2x + 3x + 3}/_x+1

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   9. Simplify: √50

   1. 10√2
   2. 5√2 (Answer)
   3. 2√5
   4. 25√2

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    10. Find the 10th term of the AP: 3, 7, 11, …

    1. 41
    2. 45
    3. 39 (Answer)
    4. 43

NAUB Direct Entry Science Past Questions

Agricultural Science

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    11. The main cause of low agricultural productivity in Nigeria is:

    1. Presence of extension workers
    2. Traditional farming methods (Answer)
    3. Use of fertilizers
    4. Mechanized farming

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    12. Which of these is not a ruminant animal?

    1. Pig (Answer)
    2. Sheep
    3. Cow
    4. Goat

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    13. Poultry droppings are rich in:

    1. Iron
    2. Magnesium
    3. Nitrogen (Answer)
    4. Potassium

Physics

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    14. Which color of light has the shortest wavelength?

    1. Red
    2. Violet (Answer)
    3. Blue
    4. Green

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    15. Which of the following quantities is a vector?

    1. Speed
    2. Distance
    3. Displacement (Answer)
    4. Temperature

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    16. A sound wave travels through air with a speed of 340 m/s and frequency of 170 Hz. What is its wavelength?

    1. 3 m
    2. 2 m (Answer)
    3. 0.5 m
    4. 5 m

Chemistry

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    17. Which of these is an exothermic process?

    1. Melting of ice
    2. Evaporation of alcohol
    3. Combustion of fuel (Answer)
    4. Boiling of water

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    18. The oxidation number of sulfur in H₂SO₄ is:

    1. 0
    2. +4
    3. +6 (Answer)
    4. +2

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    19. Which of the following is not an alkali?

    1. NaOH
    2. H₂SO₄ (Answer)
    3. NH₄OH
    4. KOH

Biology

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    20. Which of these organisms is a protozoan?

    1. Virus
    2. Algae
    3. Amoeba (Answer)
    4. Moss

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    21. The organ responsible for pumping blood in humans is the:

    1. Liver
    2. Heart (Answer)
    3. Lungs
    4. Brain

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    22. The male reproductive organ in a flower is the:

    1. Ovary
    2. Stamen (Answer)
    3. Stigma
    4. Carpel

NAUB Direct Entry Social Science Past Questions

Government

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    23. Which of the following is a feature of a federal system of government?

    1. Dictatorship
    2. Unitary authority
    3. Division of powers (Answer)
    4. Absence of constitution

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    24. The tenure of a Nigerian President is:

    1. 3 years
    2. 4 years (Answer)
    3. 5 years
    4. 6 years

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    25. The major function of the judiciary is to:

    1. Control elections
    2. Interpret laws (Answer)
    3. Make laws
    4. Enforce laws

Geography

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    26. Which layer of the atmosphere contains the ozone layer?

    1. Thermosphere
    2. Stratosphere (Answer)
    3. Mesosphere
    4. Troposphere

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    27. What is the main function of contour lines on a map?

    1. Show vegetation types
    2. Represent elevation (Answer)
    3. Indicate population density
    4. Display climatic zones

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    28. A natural depression on the earth’s surface where rivers flow is called a:

    1. Plateau
    2. Hill
    3. Basin (Answer)
    4. Valley

NAUB Direct Entry Arts Past Questions

Literature in English

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    29. The term 'soliloquy' in drama refers to:

    1. A background narrator’s comment
    2. A speech made by a character alone on stage (Answer)
    3. A conversation between two characters
    4. A group dialogue

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    30. Who wrote the play The Lion and the Jewel?

    1. Ola Rotimi
    2. John Pepper Clark
    3. Chinua Achebe
    4. Wole Soyinka (Answer)

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    31. The conflict in a drama is best described as the:

    1. Struggle between opposing forces (Answer)
    2. Moral lesson of the play
    3. Role of the narrator
    4. Climax of the story

Economics

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    32. The reward for land as a factor of production is:

    1. Profit
    2. Wage
    3. Interest
    4. Rent (Answer)

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

    1. Duopoly
    2. Perfect competition (Answer)
    3. Monopoly
    4. Oligopoly

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    34. National income is best measured by:

    1. Gross Domestic Product at market prices (Answer)
    2. Total revenue of government
    3. Value of imports and exports
    4. Price of goods and services