When two solutions are mixed and give a solid product we call it:

The number of atoms in a diatomic molecule is:

When zinc metal is added to copper sulphate solution the products are copper and zinc sulphate solution, so the material that has been displaced must be:

Instruction: Choose from the four options the word or pair of words which BEST completes the meaning of the sentence.

While the committee members ............ insults across the floor, the chairman tried in vain to ............ order.

For which of the following purposes is the information collected in a census normally used?

1. To determine the rate of population growth
2. To predict the needs of the society and plan how to satisfy them
3. To estimate the number of government supporters in the country

Reactive metals such as potassium react with water to give hydrogen and:

__________ are used in specialized fields such as engineering and drafting for outputting large-format drawings.

The following statements refer to the laminated core of a transformer. Which one of them is NOT true?

A square has the same area as a rectangle with sides of length 9 centimetres and 16 centimetres. What is the length of the square?

If x = 2 and y = -1, then 3x - 5y / xy²

The number of litres in 2000 cm³ is:

The aim of the experiment shown above was to find out if:

The Periodic Table is arranged in order of:

Which one of the following would NOT give rise to a systematic error in an experiment?

POPULATION PYRAMID FOR COUNTRY X

Which of the following features of Country X may be gathered from the diagram above?

The shaded area in the Venn diagram above represents

A force of 100 N starts to act on a body of mass 20 kg which is initially at rest. After 10 s its velocity will be:

Democratic control and open members are features of a

The mean of ten numbers is 58. If one of the numbers is 40, what is the mean of the other nine?

The lowest and the highest frequencies a typical young person′s ear can detect are approximately: