(a) Explain what is meant by subsistence agriculture. (2 marks) 

(b) Discuss briefly the interdependence of  agriculture and industry under the following headings?

(i) tools, implements and machinery industries; (ii) processing industries (iii) Agro-chemical industries (6 marks)

(c) What is farm surveying? (2 marks) (ii) With the aid of a diagram, explain the use of the 3, 4, 5 method in farm survey. ( 6 marks)