A balanced diet is one which:

Tooth decay can be caused by:

Which one of the following statements about light passing down an optical glass fibre is NOT true?

Breathing in fish involves which two processes?

Anaerobic respiration takes place:

Choose the ONE underlined part A, B or C that is inappropriate. If the sentence is acceptable as it stands, choose D.

Had they not been forewarned, they might have joined the queue, not knowing that gas was not on sale at that station.

Absolute zero is:

In the reactivity series of metals the order is: sodium, calcium, magnesium, aluminium, which means that the most reactive metal is:

Natural Increase in Population

The natural increase in population for country X in 2006 was

Which conclusion can be drawn from the table?

In humans, an egg cell is released from an ovary approximately every:

John Jones pays his employees by cash. How will he record this payment in his books?

In an atom the neutron is found:

Nitrogen fixation produces:

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

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

A rectangular tank is 100 cm long, 30 cm wide and 12 cm deep. The volume of liquid it will hold is

The value of 5 in the number 357.21 is

In which one of the following four cases would the pressure be greatest?

Which one of the following taxonomic groups contains the greatest number of organisms?

The speed of a dot-matrix printer is measured by the number of __________ that it can print.