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.

51.

Which of the following is a primary function of the digestive system?

A.

Regulation of body temperature

B.

Oxygen transport

C.

Production of hormones

D.

Absorption of nutrients

Correct answer is D

The primary function of the digestive system is the absorption of nutrients. The digestive system breaks down food into smaller molecules through processes such as mechanical digestion (chewing) and chemical digestion (enzymes breaking down food).

52.

How are farm animals classified based on their feeding habits?

A.

By their reproductive strategies

B.

By their feeding preferences

C.

By their geographical distribution

D.

By their size and weight

Correct answer is B

Farm animals are commonly classified based on their feeding preferences. This classification categorizes animals into different groups based on their dietary habits and the type of feed they consume.

53.

What does the scale of preference represent in agricultural decision-making?

A.

The ranking of available choices based on personal preference

B.

The availability of resources for agricultural production

C.

The total cost of implementing different agricultural practices

D.

The market demand for agricultural products

Correct answer is A

The scale of preference represents the ranking of available choices based on personal preference in agricultural decision-making. When making choices in agriculture, farmers and agricultural stakeholders evaluate different options and rank them according to their preferences and goals.

54.

Which of the following is an example of farm machinery used for planting seeds?

A.

Combine harvester

B.

Harrow

C.

Tractor

D.

Seed drill

Correct answer is D

A seed drill is an example of farm machinery used for planting seeds. It is a device or implement designed to precisely sow seeds at a consistent depth and spacing.

 

55.

Which of the following is a branch of agriculture that focuses on the cultivation of fruits, vegetables, and ornamental plants?

A.

Apiculture

B.

Aquaculture

C.

Sericulture

D.

Horticulture

Correct answer is D

Horticulture is a branch of agriculture that focuses on the cultivation, management, and production of fruits, vegetables, and ornamental plants. It includes practices related to the growing, harvesting, processing, and marketing of horticultural crops. Horticulturists may specialize in areas such as fruit production, vegetable farming, floriculture (ornamental plants and flowers), or nursery operations.