WAEC Agricultural Science Past Questions & Answers - Page 40

196.

An important reason for staking yam is to?

A.

Expose the leaves to sunlight

B.

Prevent water logging on the farm

C.

Enhance the formation of leaves

D.

Expose the flowers to pollination

Correct answer is A

No explanation has been provided for this answer.

197.

Which of the following statements about threshing of rice are true?

I.Rice grains are separated from the panicle

II.Breakage of some grains could occur

III.The grains are poli shed

A.

I and II Only

B.

I and III Only

C.

II and III Only

D.

I, II and III

Correct answer is D

No explanation has been provided for this answer.

198.

If the yield of cowpea is 750kg per hectare, calculate the yield of cowpea from a 20 hectare farm

A.

7,500kg

B.

15,000kg

C.

22,500kg

D.

37,500kg

Correct answer is B

No explanation has been provided for this answer.

199.

Crops which grow and mature within few weeks of their cultivation are called?

A.

Annual crops

B.

Ephemeral crops

C.

Perennial crops

D.

Biennial crops

Correct answer is B

No explanation has been provided for this answer.

200.

Which of the following crops is dicotyledonous?

A.

Zea mays

B.

Oryza sativa

C.

Elaeis guineensis

D.

Vigna unguiculata

Correct answer is D

No explanation has been provided for this answer.