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

Which of the following statements about aerobic respiration is correct?

More collisions between particles are likely to happen if a solution is made:

Acid soils can be neutralised by adding:

The number of kilos in 1 metric tonne is:

Enzymes catalyse specific reactions by having an active site where the substrate fits.This theory is called:

Which of the following routes taken by blood in the body is correct?

Which of the following statements about anaerobic respiration is true?

To work out the heat change in a reaction we need to know just three things, the mass, the temperature change and the:

Many leaves are adapted to photosynthesise effectively by having:

How much simple interest is due on a loan of $240 for two years if the annual rate of interest is 4 per cent?

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.

A typical soil contains mineral particles, humus, water, air and:

In the modern Periodic Table the elements are arranged:

Which one of the following is the best way to measure growth of an organism?

Hydrocarbons contain carbon and:

Which of the following documents may be used to inform a customer of an undercharge on an invoice?

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

As a result of the need for trained staff, the firm had to dismiss several workers.

A circular hole with diameter 4 cm is cut out of a circular piece of card with a diameter of 16 cm. The area of the remaining card, in cm² , is

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