WAEC Agricultural Science Past Questions & Answers - Page 348

1,736.

The stages of life cycle of locust are

A.

Egg-larva-pupa-adult

B.

Egg-nymph-adult

C.

Egg-caterpillar-pupa-adult

D.

Egg-nymph-pupa-adult

E.

Egg-larva-nymph

Correct answer is B

No explanation has been provided for this answer.

1,737.

Which of the following plant parts or modification is not suitable for propagation of pastures?

A.

Stem cutting

B.

Seeds

C.

Leaves

D.

Stolons

E.

Rhizomes

Correct answer is C

No explanation has been provided for this answer.

1,738.

Which of the following crop is tolerant to both poor and rich friable soils?

A.

Onions

B.

Cocoa

C.

Tomato

D.

Cassava

E.

Rice

Correct answer is D

No explanation has been provided for this answer.

1,739.

The most devastating and commonest pests of cassava foliage are

A.

Leaf eorms

B.

Weaver birds

C.

Rodents

D.

Variegated grasshoppers

E.

Aphids

Correct answer is D

No explanation has been provided for this answer.

1,740.

The National Tree-planting campaign in Nigeria is an example of

A.

Regeneration of forest

B.

Afforestation

C.

Taungya farming

D.

Forest reservation

E.

Forest degeneration

Correct answer is B

No explanation has been provided for this answer.