Agricultural Science questions and answers

Agricultural Science Questions and Answers

A comprehensive list of Agricultural science questions with answers to help you prepare for JAMB, WAEC, NECO, Post UTME exams.

1,636.

Nitrogen is taken up by plant roots in the form of

A.

Nitrate ion

B.

Nitrite ion

C.

Nitric acid

D.

Nitrogen gas

Correct answer is A

No explanation has been provided for this answer.

1,637.

Which of the following describes the effects of excessive nitrogen application on the growth of maize plants?

A.

High vegetative growth with low yield

B.

High vegetative growth with high yield

C.

Low vegetative growth with high yield

D.

Low vegetative growth with low yield

Correct answer is A

No explanation has been provided for this answer.

1,638.

Capillarity is highest in

A.

Silt

B.

Loam

C.

Sand

D.

Clay

Correct answer is D

No explanation has been provided for this answer.

1,639.

An acidic soil can be neutralized by the addition of

A.

Urea

B.

Ammonium sulphate

C.

Wood ash

D.

Laterite

Correct answer is C

No explanation has been provided for this answer.

1,640.

The most important factor that limits agricultural production in West Africa is

A.

Temperature

B.

Wind

C.

Rainfall

D.

Light

Correct answer is C

No explanation has been provided for this answer.