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Science BECE likely Examination Questions and answers 


Science BECE likely Examination Questions and answers 

Science BECE likely Examination Questions and answers 




Science BECE likely examination questions and answers made simple
Answer all Questions1. Which of the following human activities maintain the carbon cycle?

A. Bush burning

B. Felling of trees
C. Release of fumes from factories
D. Replanting of trees felled as timber



Answer:Replanting of trees felled as timber

2. What is the colour of the neutral wire in a three-pin plug?
A. Blue
B. Brown
C. Green
D. Yellow


Answer: Blue

3. The number of elements in the compound Ca(OH)2 is
A. 2
B. 3
C. 4
D. 5



Answer: 3

4. One difference between metals and non-metals is that metals
A. Have low density
B. Are not malleable
C. Have luster
D. Have low melting points


Answer: Have luster

5. A mixture of sugar and water could be  separated by
A. Decantation
B. Evaporation
C. Filtration
D. Sublimation



Answer: Evaporation


6. Which of the following agencies is responsible for providing information on the weather and climate conditions of an area?

A. Animal husbandry department
B. Extension services department
C. Information services department
D. Meteorological services department



Answer: Meteorological services department


7. Day and night occur because the earth
A. Moves around the sun
B. Moves from east to west
C. Moves round the moon
D. Rotate on its axis



Bece 2022. Science like examination


Answer: Rotate on its axis


8. An atom of element Chlorine has atomic number
A. 13
B. 14
C. 17
D. 40



Answer: 17


9. The dissolution of sugar in water is a physical change because the sugar
A . Cannot be seen in water
B. Cannot be separated from the water
C. Can be separated from the water
D. Can be tested in the water


Answer: Can be separated from the water

10. The systematic name of the compound FeS is
A. Iron (I) sulphide
B. Iron (II) sulphide
C. Iron (III) sulphide
D. Iron (IV) sulphide



Answer: . Iron (II) sulphide

11. A metal block has a mass of 0.1kg. Calculate its volume if the density is 1.0kgm-3
A. 0.01m3
B. 0.01m-3
C. 1.00m3
D. 10.00m3


Answer: 0.01m-3

12. Why of the following processes are conversion of the state of matter is correct?
A. Gas liquid solid
B. Solid gas liquid
C. Solid liquid gas
D. Gas liquid solid



Answer. Gas, liquid, solid


13. Which of the following gases is involved in the rusting of iron?
A. Oxygen
B. Hydrogen
C. Nitrogen
D. Carbon dioxide



Answer: Oxygen


14. Metals that are used to make ornaments have low
A. Conductivity
B. Ductility
C. Malleability
D. Reactivity



Answer: Reactivity

15. The charge of Sulphur in the compound SO2 is
A. -2
B. +2
C. -4
D. +4


Answer: -2


16. Which of the following substances is a solid – gas mixture?
A. Lather
B. Bronze
C. Steel
D. Smoke



Answer: Smoke

17. Which of the following compounds does not contain carbon?
A. Petrol
B. Palm oil
C. Water
D. Alcohol


Answer: Water.

18. Which of the following properties are true about all matter except
Matter has

A. Volume and fixed shape
B. Volume and mass
C. Mass and indefinite
D. Density and fixed shape


Answer: Volume and mass

19. A metal that is used as thermometric liquid is
A. Aluminum
B. Copper
C. Mercury
D. Silver



Answer: Mercury


20. The instrument used to measure temperature is the
A  Thermometer
B. Barometer
C. Manometer
D. Ammeter


Answer: Thermometer

21. A positively charged ion is called
A. Anion
B. Cation
C. Neutron
D. Proton



Answer: Cation

22. How many days does it take the moon to go completely round the earth
A. 1 day
B. 28 days
C. 30 days
D. 356 days


Answer: 30 days

23. In electrical circuits, the components that protects appliances against very high current is the
A. Capacitor
B. Fuse
C. Resistor
D. Switch


Answer: Fuse

24. The chemical formula for Aluminum oxide is represented as Alx Oy. The values of x and y are respectively
A. 2 and 3
B. 1 and 3
C. 3 and 1
D. 3 and 2



Answer: 2 and 3

25. The method of purification of water that produces water containing very little impurities is

A. Boiling
B. Chlorination
C  Distillation
D. Filtration


Answer:: Distillation

26. Crystals of sugar were obtained when a hot solution of sugar was cooled to room temperature. What conclusion can be drawn from this observation?
A. Sugar does not dissolve in cold water
B. Sugar does not dissolve in hot water
C. Sugar dissolves less in hot water than cold water
D. Sugar dissolves more in hot water than cold water


Bece 2022. Science like examination

Answer: Sugar dissolves less in hot water than cold water

27. If a mixture of water and powdered charcoal is allowed to stand for a long time, the charcoal
A. rises to the top
B. dissolves completely in the water
C. continues to remain suspended in the water
D. settles at the bottom


Answer. Settle at the bottom

Science BECE likely Examination Questions and answers 

28. When elements combine to form a compound, the
A. constituents can be separated by a physical process
B. volume of the compound is the same C. Substance formed will be a new  substance
D. reaction does not involve a heat change


Answer: Substance formed will be a new  substance

29. Which of the following statements about the scientific method is/are correct? It provides
I. Logical procedure for arriving at a knowledge
II. Knowledge that can be verified
III. Knowledge that can never be changed
A. I and II
B. I only
C. I and III only
D. II and III only



Answer: I and II only

30. The joule is the S.I. unit for
A. energy
B. force
C. power
D. pressure
31. Which of the following elements is a semi-metal?
A. carbon
B. nitrogen
C. silicon
D. sodium


Answer: Silicon

32. Solid non – metals normally break into pieces when hammered because they are
A. brittle
B. ductile
C. lustrous
D. malleable.


Answer:: Brittle

33. Elements that could easily lose electrons to form cations are.                       A. metals

B.  non– metals

C. metalloids

D. noble gases


Answer: metals

34. Which of the following processes involve a change in state of matter form liquid to solid
A. evaporation
B.  freezing
C. melting
D. sublimation


Answer: Freezing

35. The sub – atomic particle with zero charge in the nucleus of an atom is called
A. proton
B. ion
C. electron
D. neutron


Answer: Neuron

36. The importance of fuse in an electrical circuit is to

A.regulate the voltage
B.minimize the use of current
C. prevent damage to electrical appliances
D. alter the flow of current in the current


Answer: prevent damage to electrical appliances

37. An example of chemical compound is
A. aluminum
B. ammonia
C. oxygen
D. silicon

Answer: Ammonia

38. When a solid – liquid mixture is filtered, the liquid that separates out into the container is called
A. filtrate
B. residue
C. sediment
D. solution

Bece 2022. Science like examination


Answer: Filtrate


39. In which of the following processes is carbon absorbed from the atmosphere?
A. respiration
B. burning
C. decomposition
D. photosynthesis

Answer: photosynthesis

40. Which of the following statements is not true about the wet seasons?
A. Bush fires are common
B. Trees and weeds grow fast
C. Small animals increase in number
D. The weather is generally cool

Answer: Bush fires are common

Answer question all Questions in this section. Bece 2022 science likely examination questions and answers

1. a. The diagram below is an illustration of an experimental setup for separating a mixture of water and alcohol. Study the diagram carefully and answer the questions that follow.

1a.i.State the method of separation  shown in the setup above (1 mark)
Ii. Identifythe parts labeled I, II, III, and IV (5 mark)

Iii. Give the function of II and III (2 marks)
IV. What physical processes are involved in the method of separating (2 marks)
V. State the physical property which makes it possible to separate the water and alcohol. (2 marks)
Vi.State three physical characteristics of part labeled IV (3marks)


Solution to question1a

I. Separation method


Ii. Names of labeled parts

I- retort stand

II- thermometer

III- condenser

IV- distilate

Iii.functions of;

II- thermometer– helps to detect the boiling of the liquids

Iii- condenser– changes water vapour to liquid

IV. Physical processes involved

– Evaporation

– condensation

V. Physical property making it possible to separate the mixtures

Base on the fact that the liquids have different boiling points.




b. The diagrams below are illustrations of some farm tools. Study them carefully and use them to answer the questions that follow:

I. Identify each of the tools labelled A, B, C, D and E. (5marks)
Ii State one use of each of the tools (5marks)
Iiii..Describe briefly how tool A is used (2marks)
Iv. Give three ways of maintaining farming tools (3 marks)

C. Study the diagram below carefully and answer the questions that below:

I. Name the organ above (1mark)
Ii. Identify the parts labeled I, II, III, IV and V (5marks)
Iii. Name one function of the parts II, III, IV and V (4marks)

(60 Marks)
Answer four questions only from this section. Bece 2022 science

Q2. a. Write the systematic name for each of the following compound

I. H2O likely examination questions and answers

Ii. MgO
Iii. CaO
v CaCl2 (4marks)
b. Name the instrument used in measuring the following
I. Length of a rope
Ii. Mass of a stone
Iii. Temperature of a liquid
Iv Volume of a liquid (4 marks)
C. i. Differentiate between solute and solvent (3 marks)
d. i. State four stages in the carbon cycle (4 marks)
3. a. i. define an alloy. (2 mark)
ii. State the composition of each of the following alloys:
I. Brass
Ii. Steel
Iii. Bronze (3 marks)
b. i. Explain the term soil profile (2 marks)
ii. State three importance of studying the soil profile (3 marks)
c. i. Name five weather measuring instruments (2 marks)
4. State one principles of crop rotation (4 marks)
b. Mention the suitable solvent for each of the following solutes
Ink stain
chlorophyll (3 marks)
d. i. Define the following terms
. Atom
. Elements
. Compounds
. Mixtures (8 marks)


5. In an experiment to demonstrate the reactivity of sodium, a piece of the metal was dropped into a test tube containing water. Study the setup carefully and answer the questions that follow:


a. Write a word equation for the (3marks)
b. Name the gas involved (2marks)
c. List two other metals that react in a similar way as the sodium (2marks)
d. Name the three sub – atomic particles (3marks)
e. List the first ten elements on the periodic table (5 marks)

Check on

6. a. i. Define valency. (2 mark)
ii. State the valences of the following elements and radicals:
I. Iron
Ii. Zinc
Iii. Hydroxyle
Iv. Carbonate (4 marks)
b. i. balance the following chemical equations
i. N2 + H2 NH3
ii. CaCO3 + HCl CaCl2 + CO2 + H2O
iii. Ca(OH)2 + HCl CaCl2 + 2 H2O (6 marks)
iii. Complete the four-year rotational program for the table below:.



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