WAEC Agricultural Science Past Questions & Answers - Page 111

551.

If the recommended spacing for a tree crop is 2.5cm by 4.0m determine the number of seedlings required to plant a 2-hectare farmland.

A.

1,000

B.

2,000

C.

10,000

D.

20,000

Correct answer is B

No of seedling
= (Area of land)/(Area of crop)
= (2 ×10,000)/(2.5 ×4)
= 2,000 seedlings

552.

The process of grafting in crop production involves

A.

The fusion of gametes of two crops

B.

Inducing rooting from stems

C.

The transfer of a bud from one crop to another

D.

The joining of two parts from related crops

Correct answer is D

No explanation has been provided for this answer.

553.

Ornamental crops are used for the following purposes except

A.

Landscaping

B.

Interior decoration

C.

As symbols of love

D.

As fodder

Correct answer is C

No explanation has been provided for this answer.

554.

Forest regulations are formulated in order to encourage

A.

Deforestation

B.

Afforestation

C.

Bush burning

D.

Taungya farming

Correct answer is B

No explanation has been provided for this answer.

555.

Water in a fish pond is made suitable for fish by

A.

Fertilization

B.

Liming

C.

Manuring

D.

Silting

Correct answer is B

No explanation has been provided for this answer.