JAMB Past Questions and Answers - Page 1434

7,166.

What is pollination in plants?

A.

The dispersal of seeds by wind or animals

B.

The transfer of pollen from the anther to the stigma of a flower

C.

The process of seed formation after fertilization

D.

The production of flowers by a plant

Correct answer is B

Pollination is the process by which pollen grains from the male reproductive organ of a flower (anther) are transferred to the female reproductive organ (stigma) of the same or a different flower.

7,167.

What are the primary benefits of agricultural extension services?

A.

Preservation of traditional farming practices

B.

Enhanced knowledge and skills of farmers

C.

Increased crop diversity and yield

D.

Improved market access for agricultural products

Correct answer is C

The primary benefits of agricultural extension services include increased crop diversity and yield, enhanced knowledge and skills of farmers, and improved market access for agricultural products. However, the preservation of traditional farming practices is not a primary benefit of agricultural extension services. Therefore, the correct answer is 'Increased crop diversity and yield'.

 

7,168.

Which of the following is NOT a component of soil?

A.

Organic matter

B.

Water

C.

Rubber

D.

Minerals

Correct answer is C

Rubber is not considered a component of soil. Soil is composed of mineral particles, organic matter, water, and air spaces. The mineral particles include sand, silt, and clay, which provide the physical structure of the soil.

 

7,169.

Which of the following is an example of a pasture commonly used in agriculture?

A.

Corn plantation

B.

Orange orchard

C.

Cattle pasture

D.

Wheat field

Correct answer is C

A cattle pasture is an example of a pasture commonly used in agriculture. It is an area of land specifically designated for grazing cattle. Cattle pastures consist of various grasses and forage crops that provide the necessary nutrition for the cattle to graze on.

7,170.

What is a potential disadvantage of mass media for farmers?

A.

Lack of credibility in agricultural news

B.

Insufficient coverage of farming practices

C.

Limited access to information

D.

Increased cost of agricultural inputs

Correct answer is C

A potential disadvantage of mass media for farmers is limited access to information. This is particularly true in rural areas where access to the internet and other forms of mass media may be limited. While mass media can be a powerful tool for disseminating information, it is not always accessible or relevant to all farmers, particularly those in remote or underserved areas.