Waec Agricultural Science 1998 Past Questions and Answers

Question 46:

• WAEC 1998

Which of the following is most ideal when cow dies due to anthrax disease?

A. Bury or burn the carcass of the dead animal immediately
B. Slaughter all other animal in the herd
C. Cull the close relations of the dead animal
D. Fumigate all pens
E. Perform a post mortern examination on the dead animal

Question 47:

• WAEC 1998

The depth of a fish pond depends on the

A. Location
B. Landscape
C. Type of fish to be reared
D. Age of fish
E. Purpose of keeping the fish

Question 48:

• WAEC 1998

Cow dung is usually added to a fish pond in order to encourage the growth of

A. Lichen and mosses
B. Phytoplankton and zooplankton
C. Celosia and amaranthus
D. Shallot and lilly
E. Lettuce and cabbage

Question 49:

• WAEC 1998

The mating of different breeds of animals is known as

A. Out breeding
B. Cross-breeding
C. Line-breeding
D. In-breeding
E. Back-crossing

Question 50:

• WAEC 1998

Which of the following types of labour is commonly used in peasant agriculture?

A. Skilled
B. Casual
C. Migratory
D. Family
E. Co-operative