(a) State four benefits of agriculture to the economy of West African countries. [4marks] {b). Enumerate four functions of agro-service centres in your coun...

(a) State four benefits of agriculture to the economy of West African countries. [4marks]

{b). Enumerate four functions of agro-service centres in your country [4marks]

(c) Outline four routine tractor maintenance practices. [4marks]

(d) State two functions of each of the following parts of the farm tractor (i) three-point linkage (ii)hydraulic lever[4marks]