JAMB Agricultural Science 2021 Past Questions

The primary role of agriculture is the provision of

In subsistence agriculture

Gestation period is defined as the time

The hormone responsible for milk let down in female farm animals is

The adult male cattle is called

Layer's ration contains more limestone than grower's ration because limestone

Which of the following is not a method of improving rangeland?

Miracidium is one of the stages in the life cycle of

Which of the following is not a symptom of foot and mouth disease of cattle?

Heavy infestation of liver fluke causes poor absorption of fats in livestock by

Methods of preserving fish include the following except

Which of the following fishing gears can be used for total harvesting of pond?

The practice of mating closely related animals is called

The natural resource utilized for production is

An increase in supply of agricultural produce can be caused by the following factors except

Which of the following constitutes subsidy in agricultural enterprise?

Records of money transactions in a farming business are termed

An advantage of extensive system of rearing goats is

The main processes involved in the marketing of cotton include the following except

Which of the following agricultural extensions aims at reaching a large number of farmers at the same time?

Which of the following is not an example of edaphic factors?

The practice of bee farming is called

The study of insect pests of crops is called

Which of the following is not a characteristic of metamorphic rock?

What is the full meaning of IITA?

Rocks formed by the cooling and solidification of molten rocks called magma ejected from beneath the earth's crust is

Which of the following is a friend of farmer

The source of food for fishes in the river is called

A farmer bought a farm implement for ₦12,500 in 2007. At the end of the fourth year, he sold it for ₦4,300. The annual depreciation of the implement is

The average weather condition of a place, measured over a long period of time is called

Which of the following equipment is a farm implement?

A periodic maintenance activity carried out using a farm tractor is

Which of the following sources of farm power is most versatile in West Africa?

Farm surveying equipment include the following except

A piece of land is said to be on lease to a farmer when the land is

The problems associated with land tenure through inheritance include the following except

The alternate heating and cooling of rocks result in

Which of the following factors influence agricultural production is biotic factor?

The system in which a farmer uses a piece of land for a period and abandons it for another land is called

What is the percentage water content of soil sample which weighed 180g when fresh and 120g when oven-dried?

The main objectives of agriculture is

Food shortage can be minimized by

Subsistence agriculture is characterized by

Output is higher in commercial agriculture because of the following reasons except

The most common factor affecting land use is

Financial assistance from government to the farmers is usually in the following forms except

Which of the following groups of animals is usually kept in game reserves?

The following processes in crops are sensitive to daylength except

Rain water is made available to crops through

Which of the following rocks is formed from shale?