A fungicide is important in maize production because it

A. prevents the attack of causative organisms generally

B. makes maize seeds more viable

C. assists in the control of corn smut

D. scares away mammalian peats

E. prevents the attack by stem borers

Yam setts are usually planted with cut surface

A. downward and sloping at 45 degrees

B. downwards and vertically at 90 degrees

C. upward and vertically at 90 degrees

D. upwards and sloping at 45 degrees

E. sideways and sloping at 90 degrees

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

The most devastating and commonest pests of cassava foliage are

A. leaf worms

B. weaver birds

C. rodents

D. variegated grasshoppers

E. aphids

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

A. onions

B. cocoa

C. tomato

D. cassava

E. rice

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

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

Fertilization in crops leads to the formation of

A. gamets

B. pollen grain

C. zygote

D. pollen tube

E. endosperm

Which of the following is not normally a pasture crop?

A. mucuna

B. centrosema

C. stylosanthes

D. giant star grass

E. guinea grass

The damage to the stem of maize plants resulting in hollowness and lodging is most likely caused by

A. redents

B. grasscutters

C. stem borers

D. weevils

E. thrips