WAEC Agricultural Science Past Questions & Answers - Page 27

131.

Which of the following breeds of cattle is exotic?

A.

Sokoto gudali

B.

Ndama

C.

Friesian

D.

Muturu

Correct answer is C

No explanation has been provided for this answer.

132.

Biological control of insect-pests of crops is carried out through

A.

Crop rotation

B.

Use of predators

C.

Use of pesticides

D.

Farm sanitation

Correct answer is B

No explanation has been provided for this answer.

133.

A major storage pest of cereals in West Africa is

A.

Stem borer

B.

Weevil

C.

Bird

D.

Army worm

Correct answer is B

No explanation has been provided for this answer.

134.

The vector of leaf curl disease of cotton is

A.

Grasshopper

B.

Termites

C.

Thrips

D.

White fly

Correct answer is D

No explanation has been provided for this answer.

135.

Sexual propagation of omamental plants involves the use of

A.

Stems

B.

Seeds

C.

Suckers

D.

Rhizomes

Correct answer is B

No explanation has been provided for this answer.