Integrated Science BECE 1991

August 1991
45 minutes

1. The digestion of carbohydrates starts in the
A. mouth
B. throat
C. stomach
D. duodenum
E. ileum

2. Photosynthesis in plants requires chlorophyll, sunlight, water and
A. oxygen
B. carbon dioxide
C. steam
D. hydrogen
E. nitrogen

3. Which of the following objects is a good conductor of heat?
A. Wood
B. Rubber
C. Copper
D. Plastic
E. Wool

4. What is the work done when a force of 2.5 N moves through a distance of 4 m?
A. 0.6 J
B. 1.5 J
C. 1.6 J
D. 6.5 J
E. 10.0 J

5. The person who studies the weather is
A. a pilot
B. a physician
C. an astronaut
D. an astrologer
E. meteorologist

6. A child suffering from Kwashiorkor lacks
A. protein
B. fats and oils
C. vitamins
D. mineral salts
E. carbohydrates

7. Which of the following substances can dissolve almost all solutes?
A. Kerosene
B. Palm oil
C. Water
D. Turpentine
E. Petrol

8. All of the following methods are used to preserve food in our homes except
A. smoking
B. salting
C. boiling
D. canning
E. drying

9. The chemical symbol for Potassium is
A. Fe
B. K
C. P
D. Pb
E. Zn

10. The part of the banana plant used in reproduction is called
A. sucker
B. rhizome
C. stem
D. tuber
E. bulb

11. The process by which kerosene rises up the wick in a lantern is
A. evaporation
B. conduction
C. diffusion
D. capillarity
E. convection

12. Which of the following animals can live both in water and on land?
A. Mouse
B. Rat
C. Frog
D. Grasscutter
E. Mud fish

13. A bar magnet attracts all the following objects except
A. pins
B. pair of scissors
C. nails
D. razor blade
E. glass

14. When an object moves from rough surface onto a smooth one with the same energy, its speed
A. increases
B. decreases
C. remains the same
D. becomes zero
E. cannot be determined

15. How many states of matter do we have?
A. 2
B. 3
C. 4
D. 5
E. 6

16. All of the following animals lay eggs except
A. fish
B. lizard
C. rabbit
D. toad
E. turkey

17. Which of these is not a sense organ?
A. Eye
B. Ear
C. Nose
D. Skin
E. Heart

18. Which of the following processes is used to separate insoluble solids from liquids?
A. Distillation
B. Sublimation
C. Filtration
D. Evaporation
E. Sedimentation

19. An organism living on another organism and causing harm to it is referred to as a
A. host
B. parasite
C. producer
D. consumer
E. vector

20. What sickness are you likely to be suffering from when you have blood in your urine?
A. Typhoid
B. Syphilis
C. Cholera
D. Bilharzia
E. Ulcer

21. Which of these is a vegetable crop?
A. Pineapple
B. Potato
C. Cabbage
D. Cassava
E. Mango

22. Insects can walk on the surface of water because of
A. diffusion
B. capillarity
C. viscosity
D. friction
E. surface tension

23. When a substance is made up of the same kind of atoms it is called
A. a mixture
B. a compound
C. an element
D. a solution
E. a solvent

24. What do human beings obtain from food to enable them work?
A. Blood
B. Energy
C. Vitamins
D. Proteins
E. Minerals

25. Which of these instruments is used in measuring humidity?
A. Hygrometer
B. Thermometer
C. Photometer
D. Potometer
E. Anemometer

26. The part of the plant which is found in the soil is the
A. flower
B. stem
C. leaf
D. root
E. fruit

27. When salt is put into soups, it
A. melts
B. sublimes
C. dissolves
D. evaporates
E. expands

28. The complete development of a human baby in the womb normally takes
A. five months
B. six months
C. seven months
D. nine months
E. eleven months

29. The washing away of the top soil by running water is called
A. erosion
B. rotation
C. plantation
D. weathering
E. irrigation

30. All of the following are solids except
A. aluminium
B. lead
C. silver
D. potassium
E. mercury

31. The process by which living things increase in number is referred to as
A. growth
B. development
C. reproduction
D. multiplication
E. addition

32. Which of the following soil types can hold the least amount of water?
A. Loam
B. Clay
C. Silt
D. Sand
E. Sandy loam

33. When a piece of candle is heated, it changes from
A. liquid to gas
B. liquid to flame
C. solid to flame
D. solid to liquid
E. solid to gas

34. Which of the following metals is used for making roofing sheets?
A. Zinc
B. Silver
C. Mercury
D. Tin
E. Aluminium

35. What is the name of the final product of protein digestion?
A. Glucose
B. Fatty acid
C. Amino acid
D. Glycerol
E. Sucrose

36. The lion is a typical example of
A. a pet
B. a carnivore
C. an omnivore
D. a herbivore
E. a parasite

37. A uniform mixture of two or more metals is called
A. a solute
B. a colloid
C. a compound
D. a suspension
E. an alloy

38. Which of the following activities illustrates distillation?
A. Preparation of soup
B. Preparation of akpeteshie
C. Tapping of palm wine
D. Preparation of starch
E. Freezing of water

39. The hatching of eggs into chicken depends on constant supply of
A. water
B. feed
C. pressure
D. heat
E. light

40. A fertilized ovule results in the formation of
A. an ovary
B. a style
C. a pistil
D. a stigma
E. an embryo