BECEzone

THE WEST AFRICAN EXAMINATIONS COUNCIL
GHANA

Basic Education Certificate Examination

SCIENCE 2020

Objective Test

Question 1

Which of the following parts of the tooth is embedded in the jaw bone?





Question 2

Which part of the human body stores sperms temporarily?





Question 3

An advantage of soft water over hard water is that soft water





Question 4

The work done by force of 20 N on a body is 60 J. Calculate the distance through which the force moved





Question 5

Which of the following processes removes carbon from the atmosphere?





Question 6

A substance which is made up of the same kind of atoms is called





Question 7

Which of the following statement(s) is/are true of a shadow? A shadow is formed I. by a transparent object, II. by an opaque object, III. on a screen.





Question 8

Which of the following diseases results from malnutrition?





Question 9

The chemical formula of an aluminium sulphide is AlyS3.Determine the value of y





Question 10

Which of the following sources of energy is/are renewable? I. Wind II. Coal III. Crude oil





Question 11

Soils are describe as heavy because they





Question 12

An example of a legume is





Question 13

The process used to separate a mixture of iron filings and sulphur is





Question 14

The colour of a soil profile determines the





Question 15

The end-product of digestion of fats and oils is





Question 16

The unit of potential difference





Question 17

A stone displaced 20cm3 of water when immersed in the water. If the mass of the stone is 40g. find the density of the stone





Question 18

One similarity of physical and chemical changes is that both





Question 19

Which of the following elements is a macro-nutrient?





Question 20

The process by which metabolic wastes are removed from the body is called





Question 21

The part of the flower that produces pollen grains is the





Question 22

Which of the following statement(s) about pressure in fluids is/are correct? Pressure I. decreases with depth II. increases with depth III. does not depend on the area





Question 23

A boy who is seventeen years old is an





Question 24

The mode of heat transfer in which no material is involved is known as





Question 25

Which of the following factors are used to describe a fertile soil? I. Amount of organic matter II. Color III. Texture





Question 26

The major charge carriers in p-type semiconductors are





Question 27

The dry season in Ghana is mainly from





Question 28

The practice that excess branches of growing plants are removed is termed





Question 29

Which of the following soil type has the highest capillarity?





Question 30

Which of the following farming practices promote soil erosion I. Alley cropping II. Bush burning III. Over grazing





Question 31

The nearest planet to the sun in the solar system is





Question 32

In which of the following devices is electrical energy transformed into light energy





Question 33

An example of a semi-metal is





Question 34

The elements in the periodic table are arranged according to their





Question 35

Which of the following states of matter are fluids I. Solid II. Liquid III. Gas





Question 36

A liquid-liquid mixture can be separated by





Question 37

When an unknown solution reacted with magnesium, a gas was produced. Which of the following solutions could be the unknown solution





Question 38

Which of the following statements about acids correct I. They react with the calcium carbonate to give a gas II. They turn red litmus paper blue III. They react with reactive metals to give a gas IV. They turn blue litmus paper red





Question 39

The structure which enables a fish to breathe in water is





Question 40

A fruit in which the pappus has been modified into a parachute structure is dispersed by