WAEC Agricultural Science Past Questions & Answers - Page 38

186.

When a gene is expressed in the phenotype in a homoxygous or heterogous form, that gene is said to be?

A.

Segregating

B.

Recessive

C.

Regeneration

D.

Exploitation

Correct answer is C

No explanation has been provided for this answer.

187.

The fencing and partitioning of a pastureland into paddocks is meant to?

A.

Suppress weeds that compete with pasture crops

B.

Control grazing and ensure regeneration of pasture

C.

Allow free movement of ruminants on the pasture

D.

Prevent lodging of the pasture plants

Correct answer is B

No explanation has been provided for this answer.

188.

The following crops are fiber crops except?

A.

Cotton

B.

Onion

C.

Jute

D.

Sisal

Correct answer is B

No explanation has been provided for this answer.

189.

The yield of cocoa trees is not influenced by?

A.

Pest infestation

B.

Fertiliser application

C.

Method of harvesting

D.

Method of soil tillage

Correct answer is C

No explanation has been provided for this answer.

190.

Which of the following diseases of tomato is caused by nematode?

A.

Fusarium wilt

B.

Root knot

C.

Leaf spot

D.

Leaf curl

Correct answer is A

No explanation has been provided for this answer.