BECE Integrated Science Past Questions 2020

One similarity of physical and chemical changes is that both

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

The chemical formula of aluminium sulphide is Al_y_S₃. Determine the value of y.

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

Soils are described as heavy because they

An example of a legume is

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

The colour of a soil profile determines the

The end-product of digestion of fats and oils is

The unit of potential difference is the

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

Which part of the human body stores sperms temporarily?

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

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

Which of the following processes removes carbon from the atmosphere?

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

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.

Which of the following diseases results from malnutrition?

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

The structure which enables a fish to breathe in water is

Which of the following statements about acids are correct? I. They react with 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.

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

A liquid-liquid mixture can be separated by

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

The elements in the periodic table are arranged according to their

An example of a semi-metal is

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

The nearest planet to the sun in the solar system is

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

Which of the following soil types has the highest capillarity?

The practice in which excess branches of growing plants are removed is termed

The dry season in Ghana is mainly from

The major charge carriers in p-type semiconductors are

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

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

A boy who is seventeen years old is an

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.

The part of the flower that produces pollen grains is the

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

Which of the following elements is a macro-nutrient of plants?