Temperature is an important factor in fish ponds because it

A. affects the metabolic processes in fish

B. determines the sex of fishes

C. encourages the growth of phytoplanktons

D. affects the type of specie of fish

An illegal method of harvesting fish is by the sue of

A. drag net

B. potassium cyanide

C. hook and line

D. calcium carbonate

How can the offspring of a bull continue to be produced long after its death?

A. using the preserved semen for artificial insemination

B. collecting the semen of the offspring for use in artificial insemination

C. crossing the male and female offspring

D. preserving the body of the dead animal

A farm business makes profit when

A. total revenue equals total cost

B. total exceeds total revenue

C. total revenue exceed total cost

D. average cost equals total revenue

Agricultural business is difficult to insure in West Africa mainly because

A. agricultural production is not very profitable

B. agricultural production is highly risky

C. many farmers are very poor

D. the premium is high

A tractor with an expected life of 10 years was bought for Le 15.om at the end of which it was to be sold for Le 1.0m. Its calculated depreciation is

A. Le 1.4m

B. Le 1.5m

C. Le 1.6m

D. Le 1.7m

The aims and objectives of agricultural extension education do not include

A. educating farmers on the use of new tools

B. educating farmers on government annual budgets

C. encouraging farmers to obtain loans for farming

D. encouraging farmers to use meteorological information in farming

The process which a farmer goes through from the time he hears about a new idea till he finally accepts it, is referred to as

A. evolution

B. revolution

C. diffusion

D. adoption