WAEC Agricultural Science Past Questions & Answers - Page 41

201.

Which of the following methods of irrigation is most efficient in terms of water conservation?

A.

Flood irrigation

B.

Furrow irrigation

C.

Border irrigation

D.

Drip irrigation

Correct answer is D

No explanation has been provided for this answer.

202.

A biotic factor affecting agricultural production is?

A.

Rainfall

B.

Predator

C.

Humidity

D.

Temperature

Correct answer is B

No explanation has been provided for this answer.

203.

Determine the ratio of nutrients in NPK 5-10-15

A.

1:2:2

B.

1:2:3

C.

1:3:1

D.

2:1:3

Correct answer is B

No explanation has been provided for this answer.

204.

A socio-cultural factor affecting land availability is?

A.

Soil type

B.

Religion

C.

Topography

D.

Mining

Correct answer is B

No explanation has been provided for this answer.

205.

The following bacteria are important in the nitrogen cycle except?

A.

Bacillus

B.

Nitrobacter

C.

Nitrosomonas

D.

Rhizobium

Correct answer is D

No explanation has been provided for this answer.