The common name for silicon dioxide is:

If U = {1, 2, 3, . . . 10 } and S = { 2, 4, 6, 8, 10 }, then S ' =

Which of the following devices are MOST LIKELY to be used at an airport for border control activities?

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

The density of seawater is:

All of the following items are widely used input devices EXCEPT the __________.

Which one of the following statements about ∝ particles is NOT true?

Which of the following may contribute to group cohesion in the Caribbean?

1. Clear goals
2. Special privileges
3. Similar interests
4. Shared values

When metals react with acids they give a salt and:

What is the value of u in the sequence 2 , 7 , 14 , 23 , 34 , u ?

Compared to industrialised countries, developing countries:

The ZAP Company hired you as a book-keeper. On April 3 you received an invoice along with goods from D. Kamin & Co. Ltd. for $600. Where should you record this transaction?

Which of the following are real accounts?

1. Furniture Account
2. Debtors Account
3. Capital Account
4. Motor Car Account

The alkane compound with seven carbon atoms is:

The number of electrons shared in a single covalent bond is:

The two main protein groups are globular and:

The empirical formula, C₆H₁₂O₆, gives the simplest ratio as:

Instructions: Select the option A, B, C or D that BEST describe the sentence.

He advanced a step or two to meet his attacker who suddenly became alarmed and retreated back four or five paces.

Which of the following are all deficiency diseases?

You look through a microscope to view the Brownian motion of smoke in a container of air. Which one of the following statements is NOT true?