WAEC Agricultural Science Past Questions & Answers - Page 67

331.

In fish farming, clarias is introduced to a pond stocked with Tilapia in order to

A.

Regulate the population for Tilapia

B.

Compete with Tilapia for feed

C.

Check pests in the pond water

D.

Regulate the turbidity of the pond water

Correct answer is C

No explanation has been provided for this answer.

332.

The parasite illustrated above obtains nutrients from the host through

A.

Osmosis

B.

Diffusion

C.

Capillarity

D.

Egestion

Correct answer is B

No explanation has been provided for this answer.

333.

The parts labelled I, II and III of the farm animal parasite above form the

A.

Proglottid

B.

Rostellum

C.

Sucker

D.

Scolex

Correct answer is D

No explanation has been provided for this answer.

334.

The practice of mating closely related animals is called

A.

Cross breeding

B.

Hybridization

C.

In-breeding

D.

Out-breeding

Correct answer is C

No explanation has been provided for this answer.

335.

By-products of livestock used as feed ingredients in poultry ration include

A.

Hides and hoofs

B.

Blood and bones

C.

Feathers and fur

D.

Skin and bones

Correct answer is B

No explanation has been provided for this answer.