BECE 2001 Science Paper 1 Objectives
BECE PAST QUESTIONS AND ANSWERS
BECE 2001 INTEGRATED SCIENCE
OBJECTIVES - Paper 1
1.
The main pollutant from domestic fires is
A. carbon monoxide
B. sulphur dioxide
C. water vapour
D. oxygen
E. ammonia
A. carbon monoxide
B. sulphur dioxide
C. water vapour
D. oxygen
E. ammonia
2. Plantain is propagated vegetatively by
A. corms
B. stem cuttings
C. suckers
D. rhizomes
E. tubers
A. corms
B. stem cuttings
C. suckers
D. rhizomes
E. tubers
3. Which of the following gases supports
combustion?
A. carbon dioxide
B. carbon monoxide
C. hydrogen
D. nitrogen
E. Oxygen
A. carbon dioxide
B. carbon monoxide
C. hydrogen
D. nitrogen
E. Oxygen
4. The main function of petals in a flower is
to
A. protect the ovary
B. produce seeds
C. attract insects
D. secrete nectar
E. produce sweet scent
A. protect the ovary
B. produce seeds
C. attract insects
D. secrete nectar
E. produce sweet scent
5. The organ in the human body which is
responsible for the removal of urea is the
A. heart
B. kidney
C. lung
D. liver
E. bladder
A. heart
B. kidney
C. lung
D. liver
E. bladder
6. The sun and the planets form the
A. atmosphere
B. constellation
C. milky way
D. solar system
E. universe
A. atmosphere
B. constellation
C. milky way
D. solar system
E. universe
7. The bilharzia worm can enter the human body
through the
A. anus
B. ear
C. mouth
D. nostrils
E. skin
A. anus
B. ear
C. mouth
D. nostrils
E. skin
8. Brass is an alloy of copper and
A. aluminium
B. carbon
C. iron
D. tin
E. zinc
A. aluminium
B. carbon
C. iron
D. tin
E. zinc
9. Which of the following diseases is
contracted through infected wounds?
A. Chicken pox
B. Diphtheria
C. Mumps
D. Tetanus
E. Whooping cough
A. Chicken pox
B. Diphtheria
C. Mumps
D. Tetanus
E. Whooping cough
Use
the figure below to answer Questions 10 and 11
A rigid bar is balanced
horizontally at a point by placing a rock on the bar as shown
10. Which of the parts labeled represents the
pivot?
A. P
B. Q
C. R
D. X
E. Y
A. P
B. Q
C. R
D. X
E. Y
11. The effort is represented by
A. P
B. Q
C. R
D. X
E. Y
A. P
B. Q
C. R
D. X
E. Y
12. Which of the following parts of the human
body are sense organs?
I. Tongue
II. Hair
III. Nose
IV. Skin
A. I and IV only
B. II and III only
C. I, II and III only
D. I, III and IV only
E. I, II, III and IV
I. Tongue
II. Hair
III. Nose
IV. Skin
A. I and IV only
B. II and III only
C. I, II and III only
D. I, III and IV only
E. I, II, III and IV
13. The function of the cotyledon is to
A. produce the radicle
B. store food
C. protect the seed
D. produce the plumule
E. produce the fruit
A. produce the radicle
B. store food
C. protect the seed
D. produce the plumule
E. produce the fruit
14. Which of the following substances are
components of a fertile soil?
A. Nitrogen and phosphorous
B. Phosphorous and sulphur
C. Phosphorous, calcium and sulphur
D. Calcium, sulphur, nitrogen and phosphorous
E. Nitrogen, calcium and phosphorous
A. Nitrogen and phosphorous
B. Phosphorous and sulphur
C. Phosphorous, calcium and sulphur
D. Calcium, sulphur, nitrogen and phosphorous
E. Nitrogen, calcium and phosphorous
15. Which of the following appliances
transform(s) electrical energy to heat energy?
I. Swish oven
II. Hair dryer
III. Refrigerator motor
A. I only
B. I and II only
C. II and III only
D. I and III only
E. I, II and III
I. Swish oven
II. Hair dryer
III. Refrigerator motor
A. I only
B. I and II only
C. II and III only
D. I and III only
E. I, II and III
16. A ray of light makes an angle of 20° with
the surface of a plane mirror. Determine the angle of reflection.
A. 20°
B. 50°
C. 70°
D. 90°
E. 120°
A. 20°
B. 50°
C. 70°
D. 90°
E. 120°
17. Seasonal changes are the result of the
A. rotation and tilting of the earth
B. revolution and tilting of the earth
C. revolution and rotation of the earth
D. revolution and tilting of the moon
E. revolution and rotation of the moon
A. rotation and tilting of the earth
B. revolution and tilting of the earth
C. revolution and rotation of the earth
D. revolution and tilting of the moon
E. revolution and rotation of the moon
18. 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 more in hot water than in cold water
D. Sugar dissolves less in hot water than in cold water
E. Sugar dissolves more in cold water than in cold water
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 more in hot water than in cold water
D. Sugar dissolves less in hot water than in cold water
E. Sugar dissolves more in cold water than in cold water
19. Which of the following processes about all
living things is / are true?
I. Reproduction
II. Respiration
III. Locomotion
IV. Excretion
A. I only
B. I and II only
C. III and IV only
D. I, II and III only
E. I, II and IV only
I. Reproduction
II. Respiration
III. Locomotion
IV. Excretion
A. I only
B. I and II only
C. III and IV only
D. I, II and III only
E. I, II and IV only
20. Tendrils in plants are adaptations that
enable the plant to
A. climb
B. expire
C. store food
D. reproduce
E. propagate vegetatively
A. climb
B. expire
C. store food
D. reproduce
E. propagate vegetatively
21. The density of a substance is 2.5gcm-3. Calculate the volume of the substance if its mass is 25.0 g.
A. 0.1 cm3
B. 10.0 cm3
C. 22.5 cm3
D. 27.5 cm3
E. 62.5 cm3
A. 0.1 cm3
B. 10.0 cm3
C. 22.5 cm3
D. 27.5 cm3
E. 62.5 cm3
22. The food substance that promotes good health
is
A. carbohydrate
B. fat
C. protein
D. vitamin
E. water
A. carbohydrate
B. fat
C. protein
D. vitamin
E. water
23. The energy that causes the turbine of
hydro-electric plant to rotate is
A. chemical energy
B. potential energy
C. electric energy
D. kinetic energy
E. heat energy
A. chemical energy
B. potential energy
C. electric energy
D. kinetic energy
E. heat energy
24. Which of the following pairs of organs are
parts of the central nervous system?
A. Spinal cord and the eyes
B. Brain and spinal cord
C. Brain and the ears
D. Eyes and the ears
E. Eyes and the brain
A. Spinal cord and the eyes
B. Brain and spinal cord
C. Brain and the ears
D. Eyes and the ears
E. Eyes and the brain
25. Plants manufacture their food using
I. carbon dioxide
II. oxygen
III. light
IV. chlorophyll
A. I only
B. II only
C. I and II only
D. I, III and IV only
E. I, II, III and IV
I. carbon dioxide
II. oxygen
III. light
IV. chlorophyll
A. I only
B. II only
C. I and II only
D. I, III and IV only
E. I, II, III and IV
26. Which of the following crops improves soil
fertility when cultivated continuously on the same piece of
land?
A. Carrot
B. Cocoa
C. Cassava
D. Maize
E. Peas
land?
A. Carrot
B. Cocoa
C. Cassava
D. Maize
E. Peas
27. It is necessary to keep household refuse in
covered containers in order to prevent
A. the spread of tuberculosis
B. the decomposition of the refuse
C. the spread of measles
D. entry of flies
E. entry of bacteria
A. the spread of tuberculosis
B. the decomposition of the refuse
C. the spread of measles
D. entry of flies
E. entry of bacteria
28. The fraction of the earth’s surface that
faces the sun at any particular time is
A. 1/4
B. 1/3
C. 1/2
D. 2/3
E. ¾
A. 1/4
B. 1/3
C. 1/2
D. 2/3
E. ¾
29. Which of the following is a micro-organism?
A. Bread mould
B. Bacteria
C. Leech
D. Termite
E. Tick
A. Bread mould
B. Bacteria
C. Leech
D. Termite
E. Tick
30. Which of the following statements about
machines is/are correct?
I. Machines help us to do work more easily
II. A force applied at one point of the machine overcomes a load at another point of the machine
III. All machines have engines
A. I only
B. II only
C. III only
D. I and II only
E. II and III only
I. Machines help us to do work more easily
II. A force applied at one point of the machine overcomes a load at another point of the machine
III. All machines have engines
A. I only
B. II only
C. III only
D. I and II only
E. II and III only
31. The female part of a flower is called the
A. filament
B. petal
C. pollen grain
D. sepal
E. style
A. filament
B. petal
C. pollen grain
D. sepal
E. style
32. Which of the following substances is a
compound?
A. Hydrogen
B. Nitrogen
C. Oxygen
D. Sulphur
E. Water
A. Hydrogen
B. Nitrogen
C. Oxygen
D. Sulphur
E. Water
33. A solution in which no more solute will
dissolve at a particular temperature is said to be
A. concentrated
B. dilute
C. saturated
D. insoluble
E. unsaturated
A. concentrated
B. dilute
C. saturated
D. insoluble
E. unsaturated
34. The process of respiration could be
represented by the following equation:
Glucose + oxygen → water + carbon dioxide + X
What does X represent?
A. Alcohol
B. Hydrogen
C. Heat
D. Mineral salts
E. Protein
Glucose + oxygen → water + carbon dioxide + X
What does X represent?
A. Alcohol
B. Hydrogen
C. Heat
D. Mineral salts
E. Protein
35. When oil and water are shaken together, they
form a mixture called
A. a solution
B. an emulsion
C. a solute
D. a solvent
E. a suspension
A. a solution
B. an emulsion
C. a solute
D. a solvent
E. a suspension
36. The organism which lives in the human blood
as a parasite is
A. louse
B. plasmodium
C. roundworm
D. tapeworm
E. tick
A. louse
B. plasmodium
C. roundworm
D. tapeworm
E. tick
37. The fusion of an egg cell with sperm forms
A. an ovum
B. an embryo
C. a zygote
D. an ovary
E. a placenta
A. an ovum
B. an embryo
C. a zygote
D. an ovary
E. a placenta
38. The instrument used to measure current in an
electric circuit is the
A. ammeter
B. anemometer
C. barometer
D. thermometer
E. voltmeter
A. ammeter
B. anemometer
C. barometer
D. thermometer
E. voltmeter
39. The atom of an element has 4 protons and 5
neutrons in its nucleus. How many shells are occupied in the
atom?
A. 1
B. 2
C. 3
D. 4
E. 5
atom?
A. 1
B. 2
C. 3
D. 4
E. 5
40. The gaps left between railway lines is to
allow for
A. expansion
B. cooling
C. maintenance
D. easy stopping
E. gear changing
A. expansion
B. cooling
C. maintenance
D. easy stopping
E. gear changing
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