(a) State five reasons why animals move from place to place.

(b) State one function each of the following structures found in plants:
(i) epidermis
(ii) phloem
(iii) sclerenchyma.

(c) Give two examples each of the following types of organisms:
(i) parasitic plants
(ii) saprophytes.

(d) State two adaptive features of plants which inhabit salt water swamp.

(e) State two factors each which result in
(i) increase
(ii) decrease, in population density.

(f) Mention four ways in which modern agricultural activities may threaten the survival of species.

(g) State three reasons why mitosis is important to living organisms

(h) State three causes of food spoilage.