(a) (i) Explain the term hazard.
(ii) List two safety precautions against hazards in the teaching and learning of science.

(b) In a tabular form state three differences between osmosis and diffusion.

(c) (i) What is weather?
(ii) State two differences between weather and season.

(d) (i) What is a fertile soil?
(ii) State two factors that cause loss of soil fertility.