Agricultural Science

Question 1

1Cation exchange capacity of a soil is highest in soils rich in

Hard

A. gravel B. sand C. clay and humus D. stones

Question 2

2Nitrous oxide from farms comes mainly from

Hard

A. tractors only B. irrigation water C. pesticides only D. nitrogen fertilisers and manure

Question 3

3Pollination of maize is mainly by

Easy

A. water B. birds C. insects D. wind

Question 4

4Tomato, pepper and garden egg belong to the plant family

Easy

A. Solanaceae B. Fabaceae C. Poaceae D. Cucurbitaceae

Question 5

5Liming a fish pond helps to

Easy

A. correct acidity B. drain the pond C. feed fish directly D. add colour

Question 6

6Vaccination of farm animals is done to

Easy

A. kill parasites B. cure diseases C. prevent diseases D. increase weight directly

Question 7

7The main contribution of agriculture to Ghana's economy is the provision of

Easy

A. food, raw materials, jobs and foreign exchange B. electricity C. petroleum products only D. banking services

Question 8

8The washing down of nutrients beyond the root zone is

Easy

A. leaching B. infiltration C. erosion D. capillarity

Question 9

9Fish in ponds may die from lack of

Easy

A. sunlight only B. salt C. sand D. dissolved oxygen

Question 10

10Keeping farm records mainly helps a farmer to

Easy

A. know whether the farm is making a profit B. stop growing crops C. increase pests D. avoid paying workers