Question 1

a) State seven ways in which agriculture is important to the economy of west Africa.

b)Give two advantages of each of the following sources of farm power

i)Internal combustion engine

ii)electricity

iii)Wind

c)State five operations in poultry production which could be carried out through the use of electrical power.

Question 2

An archer pulls a bow by 0.7m with an arrow Fmass 60g.If the stiffness of the bow is 200 NM^-1,calculate the speed of the arrow immediately after its release.

Question 3

a)Explain briefly two types of soil water

b)State four management practices carried out during the brooding of chicks.

c)State four characteristics of igneous rocks

d)State the causative organism and drug administered on the following diseases of farm animal

i)Mareks disease

ii)Coccidiosis

iii)Anthrax

Question 4

a)Discuss the cultivation of maize under the following headings.

i)soil requirements

ii)method of propagation

iii)spacing

iv)weed control

v)two fungal diseases

vi)Harvesting

b)Describe each of the following farm records:

i)Production record

ii)farm inventory

iii)cash book

iv)labour record