WAEC Past Questions and Answers - Page 1821

9,101.

The main reason why the disc plough is preferred over the mouldboard plough for use in heavy soils is that

A.

The scraper removes any adhering mud

B.

It is lighter and so gets stuck easily

C.

Its frame is made of stainles steel

D.

It buries weeds mor effectively

Correct answer is A

No explanation has been provided for this answer.

9,102.

What is the main use of a gunter's cabin?

A.

Taking measurement of distance

B.

Determining the depth of soil moisture

C.

Calculating the slope of the land

D.

Restraining bulls

Correct answer is A

No explanation has been provided for this answer.

9,103.

The farm machinery that does not have the heat engine is

A.

Tractor

B.

Bulldozer

C.

Mower

D.

Combine drill

Correct answer is D

No explanation has been provided for this answer.

9,104.

The most efficient irrigation method on large scale farms involve the use of

A.

Overhead irrigation facilities

B.

Flooding system

C.

Underground porous pipes

D.

Shadoof system

Correct answer is A

No explanation has been provided for this answer.

9,105.

Which of the following is not a principal of crop rotation?

A.

Deep-rooted crops should be followed by shallow rooted crops

B.

A period of fallow must be provided in the cours of the rotation

C.

A leguminous crop should be included in the system

D.

Crops that can be attacked by the same pest should not follow each other

Correct answer is B

No explanation has been provided for this answer.