BECE 2002 Integrated Science Paper 1 - The Thesis

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BECE 2002 Integrated Science Paper 1

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BECE PAST QUESTIONS AND ANSWERS

BECE 2002 INTEGRATED SCIENCE (APRIL)

Objectives - Paper 1

 

1.               The gas usually used in fire extinguishers is

A.                      carbon dioxide

B.                       carbon monoxide

C.                       hydrogen

D.                      oxygen

 

2.             The physical change(s) that take(s) place when a piece of ice is heated continuously for a long time can be represented by

A.                      solid vapour

B.                       vapour solid liquid

C.                       solid liquid vapour

D.                      liquid vapour

 

3.               The chemical formula H2 represents

A.                      two atoms of hydrogen

B.                       two neutrons of hydrogen

C.                       two ions of hydrogen

D.                      two molecules of hydrogen

 

4.               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 tasted in the water

 

5.               Which of the following statements is true at the boiling point of water?

A.                      The mass of the water remains the same

B.                       The temperature increases

C.                       The temperature remains constant

D.                      the volume of the water increases

 

6.               When matter changes state from gas to liquid there is

A.                      a decrease in mass

B.                       a decrease in volume

C.                       an increase in pressure

D.                      an increase in temperature

 

7.               The energy possessed by a compressed spring is a

A.                      chemical energy

B.                       kinetic energy

C.                       magnetic energy

D.                      potential energy

 

8.             A ball is dropped from a height to the ground. The energy possessed by the ball just before it strikes the ground is called

A.                      heat energy

B.                       kinetic energy

C.                       potential energy

D.                      sound energy

 

9.               Which of the following statements about a force are true?

I.                         It causes moving objects to stop

II.                       It causes stationary objects to move

III.                    It can change the direction of motion

IV.                    It can change the shape of an object

A.                      I and II only

B.                       III and IV only

C.                       I, II and III only

D.                      I, II, III and IV

 

10.         A body of mass 50 kg falls through a height of 5m. If the acceleration due to gravity is 10 ms-2, calculate the loss in potential energy.

A.                      50 J

B.                       250 J

C.                       500 J

D.           2500 J

 

11.           Which of the following substances can be used as an electrical insulator?

A.                      Copper

B.                       Graphite

C.                       Plastic

D.                      Zinc

 

12.           Gaps are left between railway lines to

A.                      prevent contraction

B.                       prevent rusting

C.                       allow for expansion

D.                      enable a train to stop

 

13.           A beak and claws are protective structures of a

A.                      crab

B.                       hawk

C.                       lion

D.                      snake

 

14.           An example of a parasite which lives in the intestines of an animal is

A.                      guinea worn

B.                       jigger

C.                       plasmodium

D.                      tapeworm

 

15.           The best way to prevent guinea worm disease is by

A.                      boiling drinking water

B.                       putting camphor in drinking water

C.                       putting drinking water in a refrigerator

D.                      sieving drinking water

 

16.           Malaria parasites enter the human body through

A.                      breathing contaminated air

B.                       drinking contaminated water

C.                       mosquito bites

D.                      tsetse fly bites

 

17.           Human beings are omnivorous because they eat

A.                      both cooked and raw food

B.                       only flesh

C.                       only fruits

D.                      both plants and animals

 

18.           The characteristics that distinguish living things from non-living things is that, living things

A.                      are able to move, non-living things are not

B.                       are of different sizes, non-living things have same size

C.                       can manufacture their own food, non-living things cannot

D.                      have a definite form, non-living things have irregular forms

 

19.           Animals depend on plants for food because

A.                      animals do not need to drink when they eat plant food

B.                       only plants can make their food from simple substances

C.                       only plant food can satisfy animals

D.                      plants are available everywhere.

 

20.         Which of the following animals has a body temperature which changes with the temperature of the surroundings?

A.                      Butterfly

B.                       Crow

C.                       Rabbit

D.                      Toad

 

21.           The farming practice which would improve soil fertility is

A.                      clean weeding

B.                       crop rotation

C.                       continuous cropping

D.                      mono cropping

 

22.           The best soil for plant growth consists of correct proportions of

A.                      clay, gravel and sand

B.                       clay and humus

C.                       clay, humus and sand

D.                      clay and sand

 

23.           The by-product of photosynthesis is

A.                      carbon dioxide

B.                       starch

C.                       oxygen

D.                      water

 

24.             Blood circulates to all parts of the human body with the help of the

A.                      heart

B.                       kidney

C.                       lungs

D.                      liver

 

25.           The end-product of the digestion of carbohydrates is

A.                      amino acids

B.                       fatty acids

C.                       glucose

D.                      glycogen

 

26.           The central nervous system is made up of the

A.                      brain and nerves

B.                       brain and spinal cord

C.                       veins and nerves

D.                      skull and spine

 

27.           Which of the following organs are used for excretion?

I.                         Lung

II.                       Skin

III.                    Kidney

IV.                    Heart

 

A.                      I and IV only

B.                       II and III only

C.                       III and IV only

D.                      I, II and III only

 

28.           The plant structures used for gaseous exchange are the

A.                      leaves

B.                       tendrils

C.                       thorns

D.                      roots

 

29.           Digestion of starch in humans starts from the

A.                      gullet

B.                       ileum

C.                       mouth

D.                      stomach

 

30.           The male sex cell is the

A.                      penis

B.                       scrotum

C.                       sperm

D.                      testis

 

31.           Which of the following seeds is dispersed by explosive mechanism?

A.                      Coconut

B.                       Cotton

C.                       Okro

D.                      Orange

 

32.           The ear is the organ for detecting

A.                      colour

B.                       heat

C.                       scent

D.                      sound

 

33.           Which of the following substance is a digestive juice?

A.                      Blood

B.                       Bile

C.                       Sweat

D.                      Tear

 

34.           An example of a disease transmitted through air is

A.                      bilharzias

B.                       cholera

C.                       measles

D.                      typhoid

 

35.           Which of the following diseases can be caused by a housefly?

A.                      Dysentery

B.                       Elephantiasis

C.                       Scabies

D.                      Sleeping sickness

 

36.           The part of the body of an animal that is usually affected by tuberculosis is the

A.                      heart

B.                       lung

C.                       liver

D.                      intestine

 

37.           The irregular emptying of the bowels is the cause of

A.                      constipation

B.                       diarrhoea

C.                       headache

D.                      stomach ache

 

38.           The farther away a planet is from the sun, the

A.                      colder the planet

B.                       hotter the planet

C.                       shorter the time it takes to go round the sun

D.                      shorter the length between day and night

 

39.           The instrument used to measure relative humidity is the

A.                      anemometer

B.                       barometer

C.                       hygrometer

D.                      manometer

 

40.           How many days does the moon take to go round the earth?


A. 31

B. 30

C. 29

D. 27


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