BECE Past Questions & Answers – 2011 (SCIENCE)

April2011

INTEGRATEDSCIENCE1

OBJECTIVE TEST
45 minutes

1. An example of a noble gas is
A. chlorine
B. neon
C. nitrogen
D. oxygen

2. The structure that stores sperms temporarily in the male reproductive system of humans is
A. epididymis B. scrotal sac C. sperm duct D. testes

3. Which of the following properties of alcohol as a thermometric liquid is correct?
A. It is opaque
B. It does not wet glass
C. It has a very low freezing point
D. It has a high freezing point

4. In which of the following vegetation zones of Ghana does millet and sorghum growwell?
A. Coastal savannah
B. Forest zone
C. Guinea savannah
D. Transition zone

5. Which of the following methods is/are used for preserving fish?
I. Canning II. Frying III. Smoking

A. I only
B. I and II only C. II and III only D. I,II and III

6. Which of the following practices in the home can prevent disease infection?

A. Covering one’s food
B. Drinking unclean water
C. Keeping one’s surroundings untidy
D. Sharing towels and sponges

7. An example of a semi metal is
A. calcium B. lithium C. silicon D. sodium

8. Which kind of energy transformation takes place in an electric motor?
A. Chemical energy to electrical energy
B. Chemical energy to mechanical energy
C. Electrical energy to light energy
D. Electrical energy to mechanical energy

9. Land race is a breed of
A. cattle B. goats C. pigs D. sheep

10. In flowering plants, the stamen is made up of
A. anther and stigma B. anther and filament C. stigma and filament D. stigma and style

11. Which of the following statements about a transistor is correct?
A. It can be used to amplify current
B. It is similar to three diodes C. It consists of two leads only D. It has three junctions

12. An atom has 6 protons and 7 neutrons in its nucleus. What is its mass number?
A. 1
B. 6
C. 7
D. 13

13. A record of daily activities on a farm is termed
A. labour record
B. inventory record
C. farm diary

D. production record

14. Which of the following devices work(s)on the principle of transmission of pressure in fluids?
I. Water pumps
II. Syringes
III. Bicycle brakes

A. I only
B. I and II only C. II and III only D. I,II and III

15. Which of the following crops is not correctly matched with its group?
A. Cowpea – cereal crop
B. Cocoa – beverage crop
C. Coconut – oil crop
D. Cocoyam – tuber crop

16. Which of the following substances is a salt?
A. H2SO4
B. NaOH C. HCl
D. CaCl2

17. In which part of the digestive system of a fowl does grinding of feed take place?
A. Crop
B. Gizzard
C. Oesophagus
D. Provent riculus

18. The parts of a bony fish that are used to control the level at which the fish swims are known as
A. dorsal and caudal fins
B. caudal and pectoral fins C. pectoral and pelvic fins D. dorsal and pectoral fins

19. Million’s reagent is used to test for
A. carbohydrates
B. fats
C. proteins
D. vitamins

20. In an n-p-n transistor, the n-type collector is connected to the positive terminal ofthe battery thus making the
A. base-collector junction reverse biased

B. base-collector junction forward biased
C. base-emitter junction reverse biased
D. base-emitter junction forward biased

21. Which type of vegetation favours both wet and hot environmental conditions?
A. Strand and mangrove
B. Coastal savannah C. Guinea savannah D. Tropical forest

22. During drought, some plants dry out because of high
I. atmospheric temperature
II. humidity
III. rate of evaporation

Which of the statements above is/are correct? A. III only
B. I and II only C. I and III only D. I,II and III

23. Soil erosion on sloppy farm lands is best controlled by
A. cover cropping
B. mulching
C. strip cropping
D. terracing

24. A viable seed is one that
A. germinates under suitable conditions
B. contains oil
C. develops from fertilized ovary
D. has a pericarp

25. Which of the following pairs of structures form part of the female reproductive system of humans?
A. Urethra and uterus B. Cervix and uterus C. Ureter and uterus D. Cervix and ureter

26. Which of the following chemical symbols is that of a metal?
A. Ca B. Ne C. P D. S

27. All the living and non-living things that surround an organism constitute its
A. community
B. ecosystem
C. environment
D. habitat

28. Which of the following crops should be planted after cassava in crop rotation?
A. Coco yam B. Cowpea C. Onion
D. Yam

29. Endo parasites in farm animals can be controlled by
A. drenching
B. dipping C. dusting D. spraying

30. Which of the following devices requires the useoftransistors in its operation?
A. Computer
B. Electric heater
C. Microphone
D. Wall clock

31. Feel Method is used to determine soil
A. air
b. colour
C. structure
D. texture

32. Which of the following modes of heat transfer is the thermos flask designed to minimize?
I. Conduction II. Convection III. Radiation

A. I and II only B. I and III only C. II and III only D. I,II and III

33. An atom of an element is represented as .What is the respective number of neutrons and protons in the atom?
A. 12 and 13
B. 12 and 25
C. 13 and 12
D. 25 and 12

34. The anemometer is an instrument used in determining
A. amount of rainfall
B. speed of wind
C. relative humidity
D. intensity of light

35. Which of the following subjects is/are considered as applied science?
I. Biology II. Medicine III. Psychology

A. I only
B. I and II only C. I and III only D. II and III only

36. Chinchilla is a breed of
A. goats
B. pigs
C. rabbits
D. sheep

37. Which of the following characters is not acquired through heredity?
A. Language spoken
B. Shape of nose C. Colour of eyes D. Temperament

38. The food nutrient which ensures good health in farm animals is
A. carbohydrates
B. minerals C. proteins D. vitamins

39. The use of resistant breeds of farm animals to control pests is a
A. biological method B. chemical method C. cultural method
D. physical method

40. Which of the following arrangements show the correct order of increasing complexity of structures in living organisms?
A. cells →organs →tissues →systems

B. cells–>tissues –>organs –>systems C. cells–>systems –>tissues –>organs D. cells–>tissues –>systems –>organs





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INTEGRATEDSCIENCE1

SOLUTIONS

OBJECTIVE TEST

1. B. neon

2.
A.
epididymis

3.
C.
It has a very low freezing point

4.
C.
Guinea savannah

5.
D.
I,II and III

6.
A.
Covering one’s food

7.
C.
silicon

8.
D.
Electrical energy to mechanical energy

9.
C.
pigs

10.
B.
anther and filament

11.
A.
It can be used to amplify current

12.
D.
13

13.
C.
farm diary

14.
D.
I,II and III

15.
A.
Cowpea – cereal crop

16.
D.
CaCl2

17.
B.
Gizzard

18.
C.
pectoral and pelvic fins

19. C. proteins

20.
A.
base-collector junction reverse biased

21.
D.
Tropical forest

22.
C.
I and III only

23.
D.
terracing

24.
A.
germinates under suitable conditions

25.
B.
Cervix and uterus

26.
A.
Ca

27.
C.
environment

28.
B.
Cowpea

29.
A.
drenching

30.
A.
Computer

31.
D.
texture

32.
D.
I,II and III

33.
C.
13 and 12

34.
B.
speed of wind

35.
D.
II and III only

36.
C.
rabbits

37.
A.
Language spoken

38.
D.
vitamins

39.
A.
biological method

40.
B.
cells → tissues → organs→ systems