(a) (i) Define the term population. (ii) List two biotic and abiotic factors each that affect population growth. (b) What are the effects of food shortage o...

Question 1 Report

(a) (i) Define the term population. (ii) List two biotic and abiotic factors each that affect population growth.

(b) What are the effects of food shortage on a population?

(c) Describe two methods each for:
(i) improving crop yield (ii) preserving and storing food. Explain the principle involved in each of the methods described.