WAEC Agricultural Science Past Questions & Answers - Page 294

1,466.

Gummosis disease of citrus is caused by

A.

Aphids

B.

Fungi

C.

White flies

D.

Bacteria

Correct answer is B

No explanation has been provided for this answer.

1,467.

Callosobruchus maculatus is a common pest of

A.

Maize

B.

Cowpea

C.

Rice

D.

Millet

Correct answer is B

No explanation has been provided for this answer.

1,468.

Root-knot disease in tomatoes is caused by

A.

Virus

B.

Nematode

C.

Bacterium

D.

Fungus

Correct answer is B

No explanation has been provided for this answer.

1,469.

The tree species commonly planted for pulpwood is

A.

Gmelina

B.

Cassia

C.

Albizia

D.

Tactona

Correct answer is A

No explanation has been provided for this answer.

1,470.

Which of the following is not a problem of forest management?

A.

Absence of adequate information on the ecosystems

B.

Inadequate support from government for the development of forest resources

C.

Planting different varieties of timber

D.

Indiscriminate destruction of forest resources by bush fire

Correct answer is C

No explanation has been provided for this answer.