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.

111.

An important farm machine used for coupling many implements is

A.

Disc harrow

B.

Harvester

C.

Tractor

D.

Plough

Correct answer is C

The tractor can be used for coupling a variety of farm implements for plowing, planting cultivating, fertilizing and harvesting crops.

 

112.

What are the main components of soil?

A.

Water, nutrients, and microorganisms

B.

Organic matter, minerals, and air

C.

Sand, silt, and clay

D.

All of the above

Correct answer is D

Soil is a complex mixture of different components that collectively contribute to its properties and fertility. The main components of soil include sand, silt, clay, organic matter, minerals, water, nutrients, and microorganisms.

113.

The most suitable source of power for stationary equipment on the farm is

A.

Machinery

B.

Electricity

C.

Animal

D.

Man

Correct answer is B

Electricity is the most suitable source of power for stationary farm equipment.

 

114.

The Balami is a breed of

A.

Pig

B.

Sheep

C.

Goat

D.

Cattle

Correct answer is B

The Balami is a breed of sheep. It is one of the domestic sheep found in Africa, particularly in Nigeria. Therefore, the correct answer is 'Sheep'.

115.

The main source of power for subsistence agriculture is

A.

Animal

B.

Machine

C.

Electricity

D.

Man

Correct answer is D

The main source of power for substinence agriculture is man. Substinence agriculture involves the production of food on a small scale by a farmer to cater mainly for his family. As a result, the use of machinery is not needed, rathe the farmer relies on man power to achieve everything he needs to carry out on the farm.

116.

Which of the following is not a branch of agriculture?

A.

Horticulture

B.

Forestry

C.

Agronomy

D.

Zoology

Correct answer is D

Zoology is the branch of biology that deals with the study of animals, their behavior, physiology, classification, and distribution. While the study of animals is important in understanding their interactions with agricultural systems, it is not considered a direct branch of agriculture.

117.

Which of the following is a method of plant propagation that involves the use of plant parts?

A.

Seed propagation

B.

Tissue culture

C.

Layering

D.

Grafting

Correct answer is D

Grafting is a method of plant propagation that involves the use of plant parts. It is a horticultural technique whereby tissues of plants are joined so as to continue their growth together. The upper part of the combined plant is called the scion while the lower part is called the rootstock. The success of this joining requires that the vascular tissues grow together and such joining is called inosculation.

118.

The method of irrigation suitable for use on a steep slope is

A.

Sprinkler irrigation

B.

Flood

C.

Furrow irrigation

D.

Shadoof

Correct answer is D

The method of irrigation suitable for use on a steep slose is Shadoof Irrigation.

119.

The Sokoto Gudali is a breed of

A.

Chicken

B.

Cattle

C.

Horse

D.

Goat

Correct answer is B

The Sokoto Gudali is a breed of cattle. It is one of the largest breeds of cattle in Nigeria and is used for both milk and meat production

120.

Which of the following is an example of a monogastric animal?

A.

Goat

B.

Cow

C.

Chicken

D.

Sheep

Correct answer is C

A monogastric is an animal with a single-compartmented stomach. Examples of monogastrics include humans, poultry, pigs, horses, rabbits, dogs and cats. Most monogastrics are generally unable to digest much cellulose food materials such as grasses.


Sub-categories

WAEC

JAMB