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.

1,336.

If the seed rate of guinea corn is 5.6 kg per hectare, what will be the amount of seed required for planting 35 acres of farm land?

A.

40.6 kg

B.

78.4 kg

C.

196.0 kg

D.

784.0 kg

Correct answer is C

No explanation has been provided for this answer.

1,337.

Which of the following factors will not influence the yield of crops?

A.

Soil depth and structure

B.

Soil slope and texture

C.

Atmospheric and soil temperature

D.

Wind direction and speed

Correct answer is D

No explanation has been provided for this answer.

1,338.

Drying of harvested crops is necessary because it

A.

Shortens the length of seed dormancy

B.

Reduces moisture content and stores better

C.

Cannot be sold to consumers when it is wet

D.

Decreases the viability of the cross

Correct answer is B

No explanation has been provided for this answer.

1,339.

Layering is advantageous because

 

A.

Offspring perform better than their parents

B.

Pollination agents abound to ensure its success

C.

Possible failure of fertilization is avoided

D.

Variability arises in propagates

Correct answer is C

No explanation has been provided for this answer.

1,340.

Which of the following processes in plants are directly affected by high temperature?
I. Water absorption
II. Photosynthesis 
III. Respiration 
IV. Photoperiodism

A.

I and II only

B.

I, II and III only

C.

I and IV only

D.

II, III and IV only

Correct answer is D

No explanation has been provided for this answer.