Different structures based on the same molecular formula are called:

In terms of mass, compared to a proton, an electron:

All of these are compounds EXCEPT for:

AIDS is a killer disease because:

Instructions: Choose from the four suggested answers the word which is closest to OPPOSITE in meaning to the underlined word.

She paid meticulous attention to her work as she attached the beads to the costume.

What is the simple interest earned on $10 000 invested for 3 months at a rate of 5% per annum?

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:

If ƒ : x → x² + 1, then ƒ(-3) is

Tooth decay can be caused by:

A plastic that softens every time it is heated is said to be:

THE ITEM is based on the following extract.

Unemployment and hard economic conditions have forced both parents in some Caribbean families to migrate, leaving an elder son or daughter to care for the younger brothers and sisters.

Which of the following problem is LEAST likely to affect the younger brothers and sisters?

The wall of the heart is made of:

The correct pathway of water through a plant is:

Dividing 9 × 10^-2 by 3 × 10^-8 gives:

Water passes out of leaves through the:

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

The following figures are taken from a manufacturing account.


The cost of tie year's production of finished goods is

Which of the following is LEAST likely to lead to the development of the Human Resources of a country?

Which of the following entries should be used to post Sales return?

Which of the following methods of fishing is MOST damaging to the eco-system?