When aluminium is extracted by electrolysis, cryolite is added to:

The treaty which led to the establishment of CARICOM is an example of a

All of the following have a charge of -1 EXCEPT for:

The proportions of elements in a pure compound are always:

The only common gas that turns moist red litmus paper blue is:

Which of the following characteristics MUST ALL formal groups possess?

1. Membership requirements
2. Code of conduct
3. Specific objectives
4. Elected leaders

A spring is 100 mm long when unstretched. A 40 N load is hung from it, and its total length increases to 120 mm. A different load on the spring causes it to become 150 mm long. If the spring obeys Hooke′s Law, this second load is:

Which one of the following diagrams illustrates short-sightedness?

(F = Focal point)

The white blood cells that produce antibodies are called:

If an increase of 20% will change the price of an item to $480, what is the original price of the item?

In the eye, rays of light are focussed on the retina by being refracted at:

What would be the best materials to use for making the coil and the core of an electromagnet?

The nucleus of a carbon atom has six protons and eight neutrons.Which one of the following describes it?

One Faraday represents:

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

Are you trying to ............ that all along he knew of the plot to oust the committee?

The workplace should be:

A __________ is a sub-division of a track that stores data on a disk.

The exterior angles and the interior angles of a polygon are equal. How many sides does the polygon have?

All of these reactions are exothermic EXCEPT for:

In a school of 910 pupils, ²/₅ are girls and ²/₇ of the girls play netball. How many girls play netball?