BECEzone

THE WEST AFRICAN EXAMINATIONS COUNCIL
GHANA

Basic Education Certificate Examination

SCIENCE 2018

Objective Test

Question 1

The space occupied by matter is its





Question 2

Which of the following structures contain cellulose?





Question 3

Which of the following activities are cultural practices used in tomato cultivation?

I. Pest control

II. Picking out

III. Fertilizer application





Question 4

The farming system that makes effective use of available soil nutrients in a growing season is





Question 5

Which of the following members in a food chain will receive the least energy?





Question 6

Digestion of fats and oils in humans starts in the





Question 7

What is the chemical symbol for silver?





Question 8

The process by which gas changes to liquid is known as





Question 9

Which of the following substances is acidic?





Question 10

The basic unit of life is the





Question 11

Useful materials in food that provide growth and repair of worn out tissues are called





Question 12

In human reproduction, the sperm fertilizes the female egg to form the





Question 13

Use the information below to answer the question that follow.

A solid X reacted with a liquid Y to form a salt and water only. A portion of liquid Y turned blue litmus paper red. Solid X did not dissolve when a portion of it was placed in water and stirred.

Solid X could be said to be





Question 14

Use the information below to answer the question that follow.

A solid X reacted with a liquid Y to form a salt and water only. A portion of liquid Y turned blue litmus paper red. Solid X did not dissolve when a portion of it was placed in water and stirred.

Liquid Y is





Question 15

Use the information below to answer the question that follow.

A solid X reacted with a liquid Y to form a salt and water only. A portion of liquid Y turned blue litmus paper red. Solid X did not dissolve when a portion of it was placed in water and stirred.

If red litmus paper is placed in liquid Y, the colour of the paper will





Question 16

The type of soil which become water-logged after rainfall is made up of a large amount of





Question 17

Ringworm is a disease which attacks the





Question 18

The most appropriate to adopt when growing vegetables in the dry season is





Question 19

Which of the following organisms improves soil fertility?





Question 20

The introduction of natural enemies to control pests on a field is a





Question 21

A body has a density of 30gcm-3 and a volume of 6cm3. Determine the mass of the body.





Question 22

The force which tends to pull an object in a circular motion towards the centre of the circle is called





Question 23

The swollen shoot disease of cocoa is caused by





Question 24

The instrument used to measure atmospheric pressure is called





Question 25

The systematic name of NO2 is





Question 26

Which of the following simple machine is a second class lever?





Question 27

A cylinder metal has radius 7cm and height 2cm. Determine the volume of the cylinder.

[Take π = 3.143]





Question 28

Which of the following statements are true of compounds?

I. They are homogenous

II. Their constituents are present in fixed ration by mass

III. Their constituents keep their individual properties





Question 29

Which of the following factors contribute to early parenthood?

I. Illiteracy

II. Poverty

III. Peer pressure

IV. Lack of parental care





Question 30

Which of the following statements about the negative use of Science and Technology is correct? It





Question 31

Which of the following nutrients is needed by plants in small quantities?





Question 32

Which of the following statements about shadow formation is correct? It shows that light rays can





Question 33

The colour of the neutral wire in an electrical circuit is





Question 34

A metal displaces 5.0cm3 of water when it is totally immersed. If the mass of the metal is 35.0g, calculate its density.





Question 35

Which of the following physical properties of water are correct? Water

I. is a colourless liquid.

II. is a universal solvent.

III. boils at 100°C at standard atmosphere pressure.

IV. has a density of 5kgcm-3 at 4°C.





Question 36

The relative proportions of the different particle sizes in a soil sample refer to soil





Question 37

Which of the following chemical equations is balanced?





Question 38

Heat is transferred along an iron bar by





Question 39

The second large in the life cycle of a mosquito is the





Question 40

The function of the platelets in the circulatory system of humans is to