JAMB Past Questions and Answers PDF Download

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JAMB Past Questions and Answers PDF Download

JAMB past questions and answers by macoach.com.ng

Every year, thousands of Nigerian students sit for the Joint Admissions and Matriculation Board (JAMB) exam, also called UTME. To pass this exam and gain admission into your dream university, you need the right study material. One of the most powerful tools is the JAMB past questions and answers PDF download.

This guide will provide you with free and premium JAMB past questions and answers for all subjects, along with smart tips on how to use them effectively for your exam preparation.

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  • Understand Exam Pattern – JAMB often repeats questions with slight modifications.

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  • Smart Preparation – The JAMB past questions and answers PDF allows you to practice offline anytime.

JAMB Past Questions and Answers PDF For All Subjects

JAMB English Language Questions and Answers

To download complete (2000-2025 (25 years)) JAMB Past Questions and Answers, a fee of ₦500 per subject OR a fee of ₦2,000 For 4 subjects is required. We have it in  PDF format. To download JAMB Past Questions and Answers contact the instructor to download it using the number or Email.

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JAMB Mathematics Questions and Answers PDF

To download complete (2000-2025 (25 years)) JAMB Past Questions and Answers, a fee of ₦500 per subject OR a fee of ₦2,000 For 4 subjects is required. We have it in  PDF format. To download JAMB Past Questions and Answers contact the instructor to download it using the number or Email.

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– Complete class work and assignments 
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– Daily fee: ₦200 
 
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JAMB Chemistry Questions and Answers PDF

To download complete (2000-2025 (25 years)) JAMB Past Questions and Answers, a fee of ₦500 per subject OR a fee of ₦2,000 For 4 subjects is required. We have it in  PDF format. To download JAMB Past Questions and Answers contact the instructor to download it using the number or Email.

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TAKE TEST


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0

2024 JAMB CHEMISTRY CBT TEST

The number of attempts remaining is 1

1 / 40

1. Which of the following has the highest hydroxyl ion concentration?

(A) HCl

(B) HNO3

(C) NaOH

(D) NH4OH

2 / 40

 

2. The electron was discovered by

(A) Milikan

(B) Dalton

(C) Moseley

(D) Thompson

3 / 40

3. An important ore of aluminum is

(A) bauxite

(B) galena

(C) cassiterite

(D) dolomite

4 / 40

4. The alkali metals are never found uncombined because they

(A) are very reactive

(B) are very strong

(C) have high densities

(D) have high melting points

 

5 / 40

5. A dense white fume is formed when hydrogen chloride gas reacts with

(A) CO2

(B) NH3

(C) NO2

(D) H2S

6 / 40

6. The factors that lowers the activation energy of a chemical reaction is

(A) pressure

(B) temperature

(C) catalyst

(D) concentration

7 / 40

 

7. Calculate the mass of copper dense when a current of 0.5A passes through a solute of CuSO4 for 90 mins

(A) 0.5g

(B) 0.6g

(C) 0.448g

(D) 0.896g

 

 

8 / 40

8. Mild oxidation of propan-1-ol will yield

(A) propane

(B) propanone

(C) propanal

(D) propanoic acid

 

Topic: Organic Chemistry (Alcohols Oxidation)

 

Correct Option: (C) propanal

 

Detailed Explanation:

Propan-1-ol is a primary alcohol. Mild oxidation of a primary alcohol yields an aldehyde (propanal in this case). Stronger oxidation would lead to a carboxylic acid (propanoic acid). Propanone is a ketone, formed from secondary alcohol oxidation. Propane is an alkane

9 / 40

9. Ozone is
(A) an allotrope of sulphur
(B) an allotrope of oxygen
(C) an isotope of oxygen
(D) a diatomic element

 

10 / 40

10. If the difference in electronegativity of elements X and Y is 2.9, the bond that will be formed between them is
(A) covalent
(B) metallic
(C) ionic
(D) dative

 

11 / 40

11. A compound that gives a brick red colour to a non-luminous flame is likely to contain
(A) aluminum ions
(B) copper ions
(C) sodium ions
(D) calcium ions

 

12 / 40

12. Ethyne is passed through a hot tube containing organo-nickel catalyst to produce
(A) methanol
(B) benzene
(C) cyclohexane
(D) polythene

 

13 / 40

13. The petroleum fraction that is used in heating furnaces in industries is
(A) lubricating oil
(B) diesel oil
(C) gasoline
(D) kerosene

 

14 / 40

14. How many unpaired electrons are there in the p-orbitals of a nitrogen atom?
(A)1
(B) 3
(C) 5
(D)2

15 / 40

15. An insoluble salt can be prepared by
(A) the action of dilute acid on an insoluble base
(B) neutralizing a weak acid by a strong base
(C) double decomposition
(D) displacement reaction

 

16 / 40

16. An organic compound with a pleasant smell is likely to have a general formula
(A) CnH2n+1COOCnH2n+1
(B) CnH2n+1CHO
(C) CnH2n+1COCnH2n+1
(D) CnH2n+1COOH

 

17 / 40

17. Commercial bleaching can be carried out using
(A) SO2 and NH3
(B) H2S and Cl2
(C) Cl₂ and SO2
(D) NH3 and Cl₂

 

18 / 40

18. The alkyne that will give a white precipitate with silver trioxonitrate (v) is
(A) CH3CH2C = CCH2CH3
(B) CH3C = CCH2CH2CH3
(C) CH3CH2CH2CH2C = CH
(D) CH3CH2CH2C = CCH2CH3

19 / 40

19. The saponification of an alkanoate to produce soap and alkanol involves
(A) dehydration
(B) esterification
(C) hydrolysis
(D) oxidation

 

20 / 40

20. Water can be obtained as the only product during the
(A) combustion of hydrocarbons
(B) neutralization of an acid by a base
(C) combustion of hydrogen
(D) electrolysis of brine

21 / 40

21. Lucas reagent is used to test for
(A) alkanes
(B) alkanols
(C) amines
(D) amides

 

22 / 40

22. The uncovered raw food that is sold along major roads is likely to contain some amounts of
(A) lead
(B) silver
(C) copper
(D) sodium

 

23 / 40

23. What is the pH of a 0.001moldm⁻³ solution of KOH?
(A) 3
(B) 11
(C) 14
(D) 0

24 / 40

24. The reaction that takes place in a Daniell cell is
(A) double decomposition
(B) neutralization
(C) redox
(D) direct combination

25 / 40

25. The reddish brown rust on iron roofing sheets consists of
(A) FeO.H₂O
(B) Fe2O3.3H2O
(C) Fe3O4.2H2O
(D) Fe3+(H2O)6

26 / 40

26. The efficiency of a solid catalyst to increase reaction rates depends on its
(A) quantity
(B) surface area
(C) solubility
(D) concentration

 

27 / 40

27. How many hydrogen atoms does single ring cycloalkane have less to the corresponding open-chain alkane?
(A) 2
(B) 4
(C) 3
(D) 1

 

28 / 40

28. The component of an atom that contributes least to its mass is the
(A) proton
(B) nucleus
(C) electron
(D) neutron

 

29 / 40

29. The most abundant element on the earth's crust is
(A) nitrogen
(B) hydrogen
(C) fluorine
(D) oxygen

30 / 40

30. The property used in the industrial preparation of nitrogen and oxygen from air is
(A) rate of diffusion
(B) melting point
(C) boiling point
(D) solubility

 

31 / 40

31. Which of the following alloys contain iron?
(A) Duralumin and steel
(B) Brass and bronze
(C) steel and permalloy
(D) soft solder and duralumin

 

32 / 40

32. Vulcanization involves the removal of
(A) the single bond
(B) the double bond
(C) a monomer
(D) a polymer

 

33 / 40

33. The filter in a cigarette reduces the nicotine content by
(A) adsorption
(B) absorption
(C) evaporation
(D) burning

34 / 40

34. The principal constituent of natural gas is
(A) ethane
(B) butane
(C) methane
(D) propane

 

35 / 40

35. A gas sample with an original volume of 6.5dm³ is heated and allowed to expand to 19.5dm³ at constant pressure. What is the ratio if the final absolute temperature to the initial absolute temperature?
(A) 3:1
(B) 8:3
(C) 5:2
(D) 5:4

36 / 40

36. A pure solid usually melts
(A) over a wide range of temperature
(B) over a narrow range of temperature
(C) at a lower temperature than the impure one
(D) at the same temperature as the pure one

 

37 / 40

37. The oxidation states of chlorines in HOCl, HClO₂, and HClO₃ are respectively
(A) +1, +3, +5
(B) +1,+5,+7
(C) -1, +5 +7
(D) -1,-5+7

 

38 / 40

38. A reaction takes place spontaneously if
(A) AG = 0
(B) AS < 0 and AH > 0
(C) AH < TAS
(D) AG > 0

 

39 / 40

39. Sodium hydroxide solution can be conveniently stored in a container made of
(A) copper
(B) aluminum
(C) zinc
(D) lead

 

40 / 40

40. By what process is an alkene converted to an alkane?
(a) polymerization
(b) elimination
(c) substitution
(d) addition

 

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JAMB Biology Questions and Answers PDF

To download complete (2000-2025 (25 years)) JAMB Past Questions and Answers, a fee of ₦500 per subject OR a fee of ₦2,000 For 4 subjects is required. We have it in  PDF format. To download JAMB Past Questions and Answers contact the instructor to download it using the number or Email.

Phone / WhatsApp Number

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1

JAMB BIOLOGY 2021 CBT

1 / 40

  1. The taxon containing the least similar set of organisms is the (a) species (b) genus (c) order (d) kingdom

2 / 40

2. Which of the following is true about sex-linked characters? (a) they are dominant and linked to X-chromosome (b) They are recessive and linked to X-chromosome (c) They are dominant and linked to Y-chromosome (d) they are recessive and linked to Y-chromosome

3 / 40

The smallest bone in the human body is the (a) stapes (b) femur (c) malleus (d) incus

4 / 40

The instrument with which atmospheric pressure is measured is the (a) wind vane (b) hydrometer (c) barometer (d) hygrometer

5 / 40

5. Question: Cutaneous respiration is peculiar to:

  • Options: (a) Pisces (b) amphibians (c) reptiles (d) Aves

6 / 40

Question: The content of which of the following is acidic?

  • Options: (a) mouth (b) stomach (c) Duodenum (d) stomach & duodenum

7 / 40

7 Question: Height, skin color, weight and colour of the eyes are examples of:

  • Options: (a) morphological variation (b) physiological variation (c) discontinuous variations (d) sex-linked characters

8 / 40

 Question: When an allele can express itself both in the homozygous pairing and the heterozygous pairing, it is said to be:

  • Options: (a) recessive (b) dominant (c) an allelomorph (d) genetic

9 / 40

9. Question: Beriberi is a deficiency symptom of vitamin:

  • Options: (a) A (b) K (c) B1 (d) C

10 / 40

10. Question: Which of the following animals has diastema?

  • Options: (a) fish (b) Human (c) Dog (d) rabbit

11 / 40

11. Question: The plant hormone that is responsible for ripening of fruits is:

  • Options: (a) auxin (b) gibberellin (c) acetylene (d) ethylene

12 / 40

12. Question: Which of the following blood types has no antibody?

  • Options: (a) O (b) A (c) AB (d) O

13 / 40

13. Question: The bacteria that can convert atmospheric nitrogen to soil nitrate are called:

  • Options: (a) denitrifying bacteria (b) nitrogen-fixing bacteria (c) putrefying bacteria (d) aerobic bacteria

14 / 40

14. Question: In which of the following organisms is diffusion efficient as a means of gaseous exchange?

  • Options: (a) rat (b) lizard (c) earthworm (d) cockroach

15 / 40

15. Question: The cell organelle that is responsible for respiration is the:

  • Options: (a) mitochondrion (b) ribosome (c) lysosome (d) endoplasmic reticulum

16 / 40

16. Question: Taenia saginata is associated with:

  • Options: (a) fish (b) pork (c) beef (d) dog

17 / 40

17. Question: The genetic make-up of an organism is known as its:

  • Options: (a) phenotype (b) blood type (c) genotype (d) allelomorph.

18 / 40

18. Question: The seat of intelligence in the brain is the:

  • Options: (a) Pons varolli (b) thalamus (c) cerebrum (d) cerebellum

19 / 40

19. Question: The study of how and why population size changes over time is known as:

  • Options: (a) population estimation (b) population cycle (c) population ecology (d) population dynamics

20 / 40

20. Question: Which of the following sits comfortably at the borderline between living and non-living things?

  • Options: (a) virus (b) bacteria (c) protozoan (d) alga

21 / 40

21. Question: The pigment utilized by the chameleon for changing colour is:

  • Options: (a) pneumatophore (b) carotene (c) melanin (d) chromatophore

22 / 40

22. Question: Which of the following serves as a passage for both urine and semen?

  • Options: (a) urinary bladder (b) urethra (c) ureter (d) seminal vesicle

23 / 40

23. Question: Which of the following is not a process in urine formation?

  • Options: (a) detoxification (b) ultrafiltration (c) hormonal secretion (d) selective re-absorption

24 / 40

24. Question: The water cycle is maintained mainly by:

  • Options: (a) evaporation (b) condensation (c) evaporation and condensation (d) transpiration and respiration

25 / 40

25. Question: Which of the following involves only one living organism?

  • Options: (a) predation (b) commensalism (c) saprophytism (d) mutualism

26 / 40

26. Question: The competition between Paramecium Aurelia and Paramecium caudatum is:

  • Options: (a) interspecific (b) intraspecific (c) intergeneric (d) intrageneric

27 / 40

27. Question: The theory of use and disuse was propounded by:

  • Options: (a) Jean Lamarck (b) Gregor Mendel (c) Charles Darwin

28 / 40

28. Question: The number of chromosomes in the cheek cell and the sperm cell of a human are respectively:

  • Options: (a) 50 & 25 (b) 46 & 23 (c) 23 & 46 (d) 92 & 46

29 / 40

29. Question: The bright coloured eye spots on the hind wings of a moth are an example of:

  • Options: (a) mimicry (b) cryptic colouration (c) disruptive colouration (d) warning colouration

30 / 40

30. Question: Given that both parents are heterozygous for a particular trait the probability that an offspring will be recessive for that trait is:

  • Options: (a) ¼ (b) ½ (c) ¾ (d) 1

31 / 40

31. Question: Which of the following is not part of the axial skeleton?

  • Options: (a) Ulna (b) skull (c) sternum (d) rib

32 / 40

32. Question: The feature that makes locomotion in water easy for fish is the:

  • Options: (a) lateral line (b) streamlined body (c) slimy body (d) scaly body

33 / 40

 

33. The fingerprint shown above is (a) loop (b) whorl (c) arch (d) compound

34 / 40

34. The diagram shows what type of variation? (a) morphological (b) physiological (c) both (d) neither

35 / 40

35. The structure is effective for (a) resolving paternity dispute (b) detection (c) ancestral tracing (d) B and C

36 / 40

36. Question: The only blood vessel that begins and ends in capillaries is:

  • Options: (a) aorta (b) hepatic artery (c) hepatic portal vein (d) renal vein

37 / 40

37. Question: Which of the following is not a digestive enzyme?

  • Options: (a) erepsin (b) lipase (c) trypsin (d) bile

38 / 40

38. Question: The vertebrate group that shows the most parental care to their offspring is:

  • Options: (a) amphibian (b) mammalia (c) aves (d) reptilia

39 / 40

39. Question: The hardest material in the human body is:

  • Options: (a) enamel (b) pulp cavity (c) bone (d) dentine

40 / 40

40. Question: Which of the following bears naked seeds?

  • Options: (a) mango (b) moss (c) cycad (d) fern

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Join Our Daily Classes! 
 
Reading Class 
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– Complete class work and assignments 
– Spend just 1 hour daily to see improvement 
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– Refer 1 friend:  pay ₦150 for the class
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– Refer 3 friends:  pay ₦50 for the class
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Same benefits apply to other subjects! Join us today and excel in your studies!
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JAMB Physics Questions and Answers PDF

To download complete (2000-2025 (25 years)) JAMB Past Questions and Answers, a fee of ₦500 per subject OR a fee of ₦2,000 For 4 subjects is required. We have it in  PDF format. To download JAMB Past Questions and Answers contact the instructor to download it using the number or Email.

Phone / WhatsApp Number

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Email

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TAKE THE TEST


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2024 JAMB PHYSICS CBT TEST

The number of attempts remaining is 1

1 / 40

  1. Question: The defect of the eye lens which occurs when the ciliary muscles are weak is called

    • (A) myopia

    • (B) presbyopia

    • (C) spherical aberration

    • (D) astigmatism

2 / 40

2. Question: The majority carriers in a p-type semiconductors are

    • (A) electrons

    • (B) diodes

    • (C) valence band

    • (D) holes

3 / 40

3. Question: The thermometric property for thermocouple is change in

    • (A) length

    • (B) volume

    • (C) electromotive force

    • (D) resistance

4 / 40

4. Question: An example of a non-rechargeable cell is

    • (A) nickel-iron

    • (B) dry leclanche

    • (C) mercury-cadmium

    • (C) lead-acid

5 / 40

5. Question: The slope of the graph above represents

    • (A) surface tension

    • (B) elasticity

    • (C) Young's modulus

    • (C) viscosity

6 / 40

6. Question: The mixture of red and cyan colour will produce

    • (A) yellow

    • (B) white

    • (C) green

    • (D) magenta

7 / 40

7. Question: Calculate the power dissipated in the 2Ω resistor if the power dissipated in the 4Ω resistor is 5W

    • (A)10W

    • (B) 30W

    • (C) 40W

    • (D) 20W

8 / 40

8. Question: The velocity ratio of an inclined plane which makes an angle of 60° to the horizontal is

    • (A) 1.255

    • (B) 1.055

    • (C) 1.155

    • (D) 2.00

9 / 40

9. Question: If the effective capacitance between A and B is 2µF, calculate the value of x

    • (A) 6µF

    • (B) 8µF

    • (C) 4µF

    • (D) 16µF

10 / 40

10. Question: The dimension of power is

    • (A) ML²T⁻²

    • (B) ML²T⁻³

    • (C)ML⁻¹T⁻²

    • (D) MLT²

11 / 40

11. Question: Electrolysis can be investigated using

    • (A) voltmeter

    • (B) galvanometer

    • (C) Ammeter

    • (D) Voltameter

12 / 40

12. Question: Find the amount of current that should be passed for 120s to deposit 0.002kg of a metal. [Electrochemical equivalent of the metal = 1.3 x 10⁻⁷kgC⁻¹]

    • (A) 1.3 × 10³A

    • (B) 1.3 × 10⁵A

    • (C) 7.8 × 10⁻²A

    • (D) 7.8 × 10⁻⁴A

13 / 40

13. Question: Two tuning forks of frequencies 10Hz and 8Hz are sounded together, the beat frequency is

    • (A) 2Hz

    • (B) 18Hz

    • (C) 8Hz

    • (D) 80Hz

14 / 40

14. Question: Which of the following combinations will increase the stability of an object?

    • (A) wide base and low centre of gravity

    • (B) Narrow base and high centre of gravity

    • (C) Narrow base and low centre of gravity

    • (D) wide base and high centre of gravity

15 / 40

15. Question: The sharpness of the image formed by a pin-hole camera can be enhanced by

    • (A) increasing the size of the hole

    • (B) ensuring that the hole is a pin size

    • (C) giving the screen a white coating

    • (D) placing the object further away from the hole

16 / 40

16. Question: A missile of mass 10kg is projected at an angle of 30° to the horizontal with an initial velocity 10ms⁻¹. What is the time of flight?

    • (A) 16s

    • (B) 1.96s

    • (C) 1.0s

    • (D) 3.5s

17 / 40

17. Question: If a Jewel is placed at the bottom of a pond 5m deep, calculate the apparent displacement of the jewel when it is viewed directly from above the pond [Refractive index of water = 4/3]

    • (A) 1.75m

    • (B) 1.25m

    • (C)3.75m

    • (D) 2.25m

18 / 40

18. Question: Which of the following is used as a control rod in nuclear reactors?

    • (A) carbon

    • (B) boron

    • (C) plutonium

    • (D) lead

19 / 40

19. Question: Photometer is used to measure

    • (A) wavelength of light

    • (B) frequency of light

    • (C) intensity of light

    • (D) kinetic energy of liberated electrons

20 / 40

20. Question: From the diagram, current X is

  • (A) 8A

  • (B) 2A

  • (C) 15A

  • (D) 20A

21 / 40

21. Question: The specific heat capacity of glycerin is 2520Jkg⁻¹K⁻¹. This means that 2520J of heat

    • (A) decreases the temperature of 1g of glycerin by 1K

    • (B) increases the temperature of 1kg of glycerin by 1K

    • (C) decreases the temperature of 1kg of glycerin by 10K

    • (D) increases the temperature of 1g of glycerin by 2K

22 / 40

22. Question: During the conversion of ice to water by addition of heat. One of these is correct

    • (A) the temperature decreases

    • (B) the temperature changes rapidly

    • (C) there is no temperature

    • (D) the temperature remains constant

23 / 40

23. Question: The bursting of water pipes during very cold weather when the water in the pipes form ice could be attributed to

    • (A) contraction of water on freezing

    • (B) expansion of water on freezing

    • (C) expansion of ice on melting

    • (D) contraction of pipes when cooled

24 / 40

24. Question: Starting from rest, a car of mass 2000kg accelerates steadily to 15ms⁻¹ in 10s. Calculate the average power developed during the period

  • (A) 15000W

  • (B) 15550W

  • (C) 45000W

  • (D) 10000W

25 / 40

25. Question: Myopia can be corrected using

    • (A) suitable converging lens

    • (B) suitable diverging mirror

    • (C) suitable converging mirror

    • (D) suitable diverging lens

26 / 40

26. Question: An open pipe is different from a close pipe because

    • (A) it contains odd harmonics while a close pipe has even harmonics

    • (B) it overtones are even harmonics while those of close pipe are odd harmonics

    • (C) its vibrations are longitudinal while that of a close pipe are transverse

    • (D) it contains odd and even harmonics while a close pipe has odd harmonics

27 / 40

27. Question: What is the frequency of vibration if the balance wheel of a wrist-watch makes 90 revolutions in 25s?

    • (A) 0.01Hz

    • (B) 0.04Hz

    • (C) 2.27Hz

    • (D) 3.60Hz

28 / 40

28. Question: An object of mass 2kg moves with a velocity of 10ms⁻¹ round a circle of radius 4m. Calculate the centripetal force on the object

    • (A) 50N

    • (B) 40N

    • (C) 25N

    • (D) 100N

29 / 40

29. Question: Calculate the escape velocity of a satellite launched from the earth's surface if the radius of the earth is 6.4 × 10⁶m (g = 10 m/s²)

    • (A) 25.3kms⁻¹

    • (B) 4.2kms⁻¹

    • (C) 4.0kms⁻¹

    • (D) 11.3kms⁻¹

30 / 40

30. Question: The area under a force-distance graph represents

    • (A) Acceleration

    • (B) velocity

    • (C) power

    • (D) work

31 / 40

31. Question: A wheel and axle have radii 400m and 5cm respectively. Assuming that the machine has an efficiency of 85%, an applied force of 120N to the wheel will raise a load of

    • (A) 166N

    • (B) 450N

    • (C)816N

    • (D) 1200N 

32 / 40

32. Question: A force of 100N stretches an elastic string to a total length of 20cm. If an additional force of 100N stretches the string 5cm further, find the natural length of the string

    • (A) 15cm

    • (B) 12cm

    • (C) 10cm

    • (D) 8cm

33 / 40

33. Question: If the relative density of a metal is 19, what will be the weight of 20cm³ of the metal when immersed in water?

    • (A) 3.8N

    • (B) 4.0N

    • (C) 3.6N

    • (D) 3.13N

34 / 40

34. Question: Which of the following is the most suitable for use as an altimeter?

    • (A) mercury barometer

    • (B) a fortin barometer

    • (C) a mercury manometer

    • (D) an aneroid barometer

35 / 40

35. Question: What is the Fahrenheit equivalent of 35°C?

    • (A) 63°F

    • (B) 32°F

    • (C) 95°F

    • (D) 31°F

36 / 40

36. Question: The cubic expansivity of a metal is evaluated as 3.6 × 10⁻⁶K⁻¹? What is its superficial expansivity?

    • (A) 1.2 × 10⁻⁶K⁻¹

    • (B) 2.4 x 10⁻⁶K⁻¹

    • (C) 3.6 × 10⁻⁶K⁻¹

    • (D) 4.8 x 10⁻⁶K⁻¹

37 / 40

37. Question: A gas occupies a volume of 300cm³ at a temperature of 27°C. What is its volume at 54°C, assuming the pressure is constant?

  • (A) 600cm³

  • (В) 150cm³

  • (C) 273cm³

  • (D) 327cm³

38 / 40

38. Question: The small droplets of water that form on the grass in early hours of the morning is

    • (A) hall

    • (B) mist

    • (C) dew

    • (D) fog

39 / 40

39. Question: The heat from the sun reaches the earth by

    • (A) insulation

    • (B) radiation

    • (C) conduction

    • (D) convection

40 / 40

40. Question: The pitch of a sound note depends on

    • (A) timbre

    • (B) harmonics

    • (C) quality

    • (D) frequency

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3 Comments

  • DumBari

    2026 jamb past question and answer

  • Sunday victor ojimaojo

    I need commercial full jamb question
    mathematics
    English
    economic
    government and
    Accounting

  • Samuel peter

    I want to write jamb next year so I want to join the class

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