JAMB Agricultural Science Past Questions & Answers - Page 10

46.

What is animal production in agriculture?

A.

The management and care of livestock for various purposes

B.

The breeding and genetic improvement of animals for specific traits

C.

The production of animal-based products such as milk and eggs

D.

The cultivation of crops for animal consumption

Correct answer is A

Animal production in agriculture refers to the practice of managing and caring for livestock for various purposes.

47.

What is the primary purpose of farmstead planning in agriculture?

A.

Maximizing crop yields

B.

Optimizing livestock management

C.

Efficient utilization of available space

D.

Ensuring efficient water usage

Correct answer is C

The primary purpose of farmstead planning in agriculture is to ensure the efficient utilization of available space. Farmstead planning involves designing and organizing the physical layout of the farm, including buildings, structures, roads, and other facilities, in a manner that optimizes space usage.

48.

What is the primary purpose of processing facilities in agriculture?

A.

To process raw agricultural materials into value-added products

B.

To provide shelter and housing for livestock

C.

To package and label agricultural products

D.

To store and preserve harvested crops

Correct answer is A

The primary purpose of processing facilities in agriculture is to process raw agricultural materials into value-added products. Processing facilities are equipped with machinery and technology to transform harvested crops and other agricultural products into processed goods. This may include activities such as sorting, cleaning, grinding, milling, refining, canning, freezing, drying, and packaging.

 

49.

What is a soil profile, and what information does it provide in agricultural practices?

A.

A soil profile is an analysis of soil microorganisms and their activities

B.

A soil profile is an assessment of soil compaction and drainage

C.

A soil profile is a vertical section of the soil that reveals its layers or horizons

D.

A soil profile is a measurement of soil pH and nutrient levels

Correct answer is C

A soil profile refers to a vertical section of the soil that displays the different layers or horizons of the soil. It provides valuable information about the composition, structure, and properties of the soil, which is crucial in agricultural practices.

50.

What is agricultural ecology?

A.

The study of genetics and breeding techniques used in agriculture

B.

The study of climate change and its effects on agricultural productivity

C.

The study of ecological processes in agricultural systems and their interactions

D.

The study of agricultural practices and their economic impact on farmers

Correct answer is C

Agricultural ecology is a branch of science that focuses on understanding the ecological processes and interactions within agricultural systems. It involves studying the relationships between crops, livestock, pests, beneficial organisms, soil, water, and the surrounding environment.