Green is a

• A. Primary colour
• B. Secondary colour
• C. Tertiary colour
• D. Complimentary colour

From the words lettered A to D, choose the word that best completes each of the following sentences:

Everyone could tell that Binta was happy from the .............on her face.

• A. picture
• B. appearance
• C. expression
• D. sight

Disperson of white light is the ability of white light to

• A. penetrate air, water and glass
• B. move in a straight line
• C. move around corners
• D. separate to its component colours

The length of the two parallel sides of trapezium are 6cm and 10cm and the perpendicular distance between them is 5cm. Find the area of the trapezium

• A. 21cm²
• B. 4Ocm²
• C. 8Ocm²
• D. 150cm²

Which of the following factors would be least likely to act as a density dependent limiting factor in a population of mice?

• A. Buildup of waste products
• B. Predation
• C. Parasitism
• D. Unfavourable climate

The value of money is affected by the

• A. speculative motive
• B. price level
• C. transactionary motive
• D. precautionary motive

The law of variable proportions is applicable only

• A. in the long-run period
• B. to large-scale enterprises
• C. to small-scale enterprises
• D. in the short-run period

Large computers are classified as

• A. desktops
• B. micro computers
• C. mini computers
• D. mainframe computers

One of these is not an assumption of the cardinalist theory of utility?

• A. The consumer is rational
• B. Diminishing marginal utility
• C. The concept of money utility
• D. Consistency and transivity of choice

CHCl₃ + Cl₂ → HCl + CCl₄. The reaction above is an example of?

• A. an addition reaction
• B. a substitution reaction
• C. a chlorination reaction
• D. a condensation reaction