2004 PAST QUESTIONS
1. Which of the following processes of conversion of the state of matter is correct?
A. Solid → gas → liquid
B. Solid → liquid → gas
C. Gas → liquid → solid
D. Gas → liquid → solid
2. The types of energy produced when the hands are vigorously rubbed against each other are
A. chemical and electrical energy
B. heat and sound energy
C. heat and light energy
D. electrical and light energy
3. When a thermometer is put in hot water, the mercury level rises because the mercury increases in
A. density
B. mass
C. volume
D. weight
4. The modes of heat transfer involved in the process of heating water in a bucket, from the bottom until it boils are
A. conduction and convection
B. conduction and radiation
C. convection and radiation
D. conduction, convection and radiation
5. Which of the following items converts chemical energy to electrical energy?
A. Dry cells
B. Electric bulbs
C. Loudspeaker
D. Microphone
Use the diagram below to answer questions 6 and 7
6. Which of the following statements is correct about the circuit diagrams above?
The cells in diagram
A. X are in series and the key is open
B. X are in parallel and the key is open
C. Y are in series and the key is closed
D. Y are in parallel and the key is open
7. The total emf of the cells in diagram Y is
A. 4.50 V
B. 3.00 V
C. 1.50 V
D. 0.75 V
8. It is easier to move a heavy load with a crowbar when the
A. effort distance is shorter than the load distance
B. effort distance is longer than the load distance
C. effort distance is equal to the load distance
D. effort is equal to the load
9. The type of lever shown above is a
A. first class lever
B. second class lever
C. third class lever
D. combination of first and second class levers
10. A balanced diet is one which is made up of
A. right proportion of protein, carbohydrates and oil
B. equal amount of protein, carbohydrates and oil
C. enough water and iodated salt
D. vegetables, fruits and water
11. Benedict's solution was added to a mixture in a test tube and it turned brick red when heated. The mixture is likely to contain
A. glucose
B. oil
C. protein
D. vitamin
12. The main food substance present in the albumen of an egg is
A. carbohydrate
B. fat
C. protein
D. vitamin
13. One characteristic which is not common to all living things is the ability to
A. grow
B. move about
C. respire
D. respond to stimuli
14. The ovules in a flower develop to form the
A. fruit
B. leaves
C. seeds
D. stem
15. Onions are planted by means of
A. bulbs
B. corns
C. suckers
D. rhizomes
16. The testis in mammals produces
A. blood
B. lymph
C. sperms
D. urine
17. Which of the following structures takes part in human digestion?
A. Caecum
B. kidney
C. Larynx
D. Pancreas
18. Which of the following diseases is contracted through sex?
A. HIV/AIDS
B. Asthma
C. Tuberculosis
D. Goitre
19. Chlorine gas is an example of
A. an atom
B. an element
C. a compound
D. a molecule
20. The bad smell that comes out of a urinal is due to the presence of
A. ammonia
B. hydrogen
C. carbon dioxide
D. nitrogen
21. The systematic name of the compound FeS is
A. iron(I) sulphide
B. iron(II) sulphide
C. iron(III) sulphide
D. iron(IV) sulphide
22. Which of the following elements is a liquid at room temperature?
A. Carbon
B. Mercury
C. Silver
D. Sulphur
23. The type of cloud that gives rain is
A. cumulus
B. cirrus
C. nimbus
D. stratus
24. Water drains faster through sand than clay because
A. sand particles are rougher
B. sand contains more air spaces
C. clay particles are smoother
D. clay particles are bigger
25. Which of the following organisms is not an animal parasites?
A. Tick
B. Tapeworm
C. Plasmodium
D. Weevil
26. The housefly is an agent for the spread of
A. cholera
B. malaria
C. measles
D. tuberculosis
27. The best method for checking erosion on a slope is
A. cover cropping
B. mixed cropping
C. contour ploughing
D. mulching
28. It is not advisable to sleep in a closed dark room with green plants because the plants
A. produce heat
B. compete with human beings for oxygen
C. absorb water vapour
D. produce carbon dioxide
29. The process whereby soil is formed by the breakdown of rocks is called
A. composting
B. erosion
C. leaching
D. weathering
30. Kerosene is able to reach the other end of a wick by
A. diffusion
B. suction pressure
C. capillary action
D. osmosis
31. The force, which opposes the motion of one body on another body is called
A. adhesion
B. cohesion
C. friction
D. tension
32. The work done when a force moves a body through a distance of 12m is 720 J. The force applied is
A. 8640 N
B. 732 N
C. 708 N
D. 60 N
33. Food substances are transported from the leaves to various parts of a plant through
A. cambium
B. epidermis
C. phloem
D. xylem
34. Which of the following substances are carried by the blood?
I. Nutrients
II. Urine
III. Oxygen
IV. Carbon dioxide
A. II and III only
B. I, II and IV only
C. I and III only
D. I, III and IV only
35. A uniform mixture of two or more metals is called
A. an alloy
B. a colloid
C. an aerosol
D. a compound
36. Gold is usually used to make jewelery because it is
A. precious
B. expensive
C. less reactive with air
D. a good conductor of heat
37. Which of the following substances is not a non-metal?
A. Diamond
B. Mercury
C. Sodium
D. Steel
38. Alum is added to water during treatment to
A. kill germs
B. help suspend particles to settle
C. make the water colourless
D. give taste to the water
39. Which of the following types of waste would be most contaminated by waste substances?
A. Rain water
B. Stream water
C. Bore hole water
D. Pipe borne water
40. The method of preserving food by drying is similar to salting because in both cases germs are
A. deprived of the air needed for growth
B. deprived of the water needed for growth
C. destroyed at high temperatures
D. destroyed at low temperatures
2004 SUGGESTED ANSWERS
1. Which of the following processes of conversion of the state of matter is correct?
A. Solid → gas → liquid
B. Solid → liquid → gas
C. Gas → liquid → solid
D. Gas → liquid → solid
D
2. The types of energy produced when the hands are vigorously rubbed against each other are
A. chemical and electrical energy
B. heat and sound energy
C. heat and light energy
D. electrical and light energy
B
3. When a thermometer is put in hot water, the mercury level rises because the mercury increases in
A. density
B. mass
C. volume
D. weight
C
4. The modes of heat transfer involved in the process of heating water in a bucket, from the bottom until it boils are
A. conduction and convection
B. conduction and radiation
C. convection and radiation
D. conduction, convection and radiation
A
5. Which of the following items converts chemical energy to electrical energy?
A. Dry cells
B. Electric bulbs
C. Loudspeaker
D. Microphone
A
Use the diagram below to answer questions 6 and 7
6. Which of the following statements is correct about the circuit diagrams above?
The cells in diagram
A. X are in series and the key is open
B. X are in parallel and the key is open
C. Y are in series and the key is closed
D. Y are in parallel and the key is closed
A
7. The total emf of the cells in diagram Y is
A. 4.50 V
B. 3.00 V
C. 1.50 V
D. 0.75 V
C
8. It is easier to move a heavy load with a crowbar when the
A. effort distance is shorter than the load distance
B. effort distance is longer than the load distance
C. effort distance is equal to the load distance
D. effort is equal to the load
B
9. The type of lever shown above is a
A. first class lever
B. second class lever
C. third class lever
D. combination of first and second class levers
C
10. A balanced diet is one which is made up of
A. right proportion of protein, carbohydrates and oil
B. equal amount of protein, carbohydrates and oil
C. enough water and iodated salt
D. vegetables, fruits and water
A
11. Benedict's solution was added to a mixture in a test tube and it turned brick red when heated. The mixture is likely to contain
A. glucose
B. oil
C. protein
D. vitamin
C
12. The main food substance present in the albumen of an egg is
A. carbohydrate
B. fat
C. protein
D. vitamin
C
13. One characteristic which is not common to all living things is the ability to
A. grow
B. move about
C. respire
D. respond to stimuli
B
14. The ovules in a flower develop to form the
A. fruit
B. leaves
C. seeds
D. stem
C
15. Onions are planted by means of
A. bulbs
B. corns
C. suckers
D. rhizomes
A
16. The testis in mammals produces
A. blood
B. lymph
C. sperms
D. urine
C
17. Which of the following structures takes part in human digestion?
A. Caecum
B. kidney
C. Larynx
D. Pancreas
A
18. Which of the following diseases is contracted through sex?
A. HIV/AIDS
B. Asthma
C. Tuberculosis
D. Goitre
A
19. Chlorine gas is an example of
A. an atom
B. an element
C. a compound
D. a molecule
D
20. The bad smell that comes out of a urinal is due to the presence of
A. ammonia
B. hydrogen
C. carbon dioxide
D. nitrogen
A
21. The systematic name of the compound FeS is
A. iron(I) sulphide
B. iron(II) sulphide
C. iron(III) sulphide
D. iron(IV) sulphide
B
22. Which of the following elements is a liquid at room temperature?
A. Carbon
B. Mercury
C. Silver
D. Sulphur
B
23. The type of cloud that gives rain is
A. cumulus
B. cirrus
C. nimbus
D. stratus
D
24. Water drains faster through sand than clay because
A. sand particles are rougher
B. sand contains more air spaces
C. clay particles are smoother
D. clay particles are bigger
B
25. Which of the following organisms is not an animal parasites?
A. Tick
B. Tapeworm
C. Plasmodium
D. Weevil
D
26. The housefly is an agent for the spread of
A. cholera
B. malaria
C. measles
D. tuberculosis
A
27. The best method for checking erosion on a slope is
A. cover cropping
B. mixed cropping
C. contour ploughing
D. mulching
C
28. It is not advisable to sleep in a closed dark room with green plants because the plants
A. produce heat
B. compete with human beings for oxygen
C. absorb water vapour
D. produce carbon dioxide
D
29. The process whereby soil is formed by the breakdown of rocks is called
A. composting
B. erosion
C. leaching
D. weathering
D
30. Kerosene is able to reach the other end of a wick by
A. diffusion
B. suction pressure
C. capillary action
D. osmosis
C
31. The force, which opposes the motion of one body on another body is called
A. adhesion
B. cohesion
C. friction
D. tension
C
32. The work done when a force moves a body through a distance of 12m is 720 J. The force applied is
A. 8640 N
B. 732 N
C. 708 N
D. 60 N
D
33. Food substances are transported from the leaves to various parts of a plant through
A. cambium
B. epidermis
C. phloem
D. xylem
C
34. Which of the following substances are carried by the blood?
I. Nutrients
II. Urine
III. Oxygen
IV. Carbon dioxide
A. II and III only
B. I, II and IV only
C. I and III only
D. I, III and IV only
D
35. A uniform mixture of two or more metals is called
A. an alloy
B. a colloid
C. an aerosol
D. a compound
A
36. Gold is usually used to make jewelery because it is
A. precious
B. expensive
C. less reactive with air
D. a good conductor of heat
C
37. Which of the following substances is not a non-metal?
A. Diamond
B. Mercury
C. Sodium
D. Steel
A
38. Alum is added to water during treatment to
A. kill germs
B. help suspend particles to settle
C. make the water colourless
D. give taste to the water
B
39. Which of the following types of waste would be most contaminated by waste substances?
A. Rain water
B. Stream water
C. Bore hole water
D. Pipe borne water
B
40. The method of preserving food by drying is similar to salting because in both cases germs are
A. deprived of the air needed for growth
B. deprived of the water needed for growth
C. destroyed at high temperatures
D. destroyed at low temperatures
B