Waec Agricultural Science 2000 Past Questions and Answers

Question 41:

• WAEC 2000

Maintenance of osmotic balance in body cells of animals is regulated by

A. Calcium and phosphorus
B. Magnesium and calcium
C. Sodium and potassium
D. Iron and phosphorus

Question 42:

• WAEC 2000

Methods of rangeland improvement which ensure continuous herbage growth during the dry season are

A. Re-seeding and pest control
B. Controlled stocking and disease control
C. Rotational grazing and weed control
D. Fertilizer application and irrigation

Question 43:

• WAEC 2000

Which of the following is not an objective of pasture management? To obtain

A. The lowest possible dry matter yield of pasture
B. The most palatable mixture of pasture crops
C. High leaf-stem ratio
D. The best possible nutritive value of pasture

Question 44:

• WAEC 2000

The intermediate host of liverfluke is

A. Fish
B. Snail
C. Tick
D. Man

Question 45:

• WAEC 2000

Which of the following parasites of livestock is an hermaphrodite?

A. Tse-tse fly
B. Flea
C. Tick
D. Liverfluke