1.

Which of the following activities does not cause soil erosion?

2.

What is the difference between mass and weight? The

3.

By what process is heat transferred from the bottom of a beaker containing water to the top?

4.

In what units are work and energy measured?

5.

Which of the following is the organic part of the soil?

6.

A mixture of sugar and water can be separated by

7.

The air pressure at great heights can be measured with

8.

Which of the following animals reproduces without mating?

9.

Which of the following environmental factors can cause the fastest rate of water loss from leaf surfaces?

10.

A fruit adapted for dispersal by wind is likely to be

11.

All the following substances are mixtures except

12.

In a first class lever, the load is placed

13.

Excretion in animals involves the removal of

14.

Which of the following is an indirect source of light?

15.

Which of the following is the sense organ for sight?

16.

Liquids suitable for use in thermometers must not:

17.

When living organisms die, the mineral salts in their bodies become available to the soil through the process of

18.

Ice floats on water because

19.

The reason for chewing food before swallowing is to

20.

Power is defined as the

21.

The force which is able to hold light objects on the surface of liquids is called

22.

In the nucleus of an atom, there are

23.

The male sperms fertilize the female eggs to form the

24.

Most plants will not do well in the desert because

25.

What is the work done when a girl lifts a pot of water weighing 40 N upward through a distance of 1 m?

26.

Which of the following is not characteristic of all living organisms? The ability to

27.

The process used in getting salt from sea water is

28.

Which of the following bodies is a satellite of the earth?

29.

Which of the following are soil micro-organisms?

30.

The darkest part of a shadow formed when a large source of light is used is the

31.

The part of air which supports burning is

32.

What structure links the mouth with the stomach? The

33.

Which of the following instruments is used in measuring current in an electric circuit?

34.

There are thick forests in part of the world where the climate is

35.

The outer ear is also referred to as

36.

Gin can be obtained from palm wine by

37.

Which of the following is likely to happen when the relative humidity is high?

38.

Which of the following features is common to both the fish and the lizard? The possession of

39.

Which of the following statements about the solar system is true? The

40.

What type of fruit is a mango?