JAMB UTME - Agricultural Science - 2022

______ introduce new ideas of farming seen in other places to their dwelling.

Detalhes da Resposta

Essentially Innovators.  Early adopters too have a minor role to play in this case.

The following problems are usually associated with subsistence agriculture except

Detalhes da Resposta

The problem that is usually not associated with subsistence agriculture is "it requires a large area of land." Subsistence agriculture is typically practiced on small plots of land and involves growing crops and raising livestock for the sole purpose of feeding one's family, without generating any surplus for sale. The other three problems mentioned (unreliable family labour supply, use of simple tools, and lack of surplus for sale) are all commonly associated with subsistence agriculture.

The B-Horizon of soil profile is also called the

Detalhes da Resposta

The B-horizon of soil profile is also called the sub-soil.

There are________ Steps or stages of Diffusion process

Detalhes da Resposta

Five

________ is a disease condition which emanates from inadequate nutrition.

Detalhes da Resposta

Nutritional deficiency is a disease condition which emanates from inadequate nutrition.

__________ is the distance of the sown seed in the soil from the soil surface

Detalhes da Resposta

Planting depth is the distance of the sown seed in the soil from the soil surface.

__________is used to create awareness and interest in the new ideas and techniques among the majority of the people

Detalhes da Resposta

Mass media method.

Primary tillage is also known as

Detalhes da Resposta

Primary tillage is also known as "ploughing."

Bulldozers are powerful tractors and expensive machines with a

Detalhes da Resposta

broad steel blade

The mating of unrelated individual animals within the same breed is called

Detalhes da Resposta

Outbreeding.

The followings are functions of a sprayer except

Detalhes da Resposta

It can be used to plant seeds.

The following steps are necessary when establishing a fish pond except

Detalhes da Resposta

Moisture is not a necessary step when establishing a fish pond.

Water yam is also known as

Detalhes da Resposta

- Dioscorea alata

The following are types of planters except

Detalhes da Resposta

Ridger planter.

The following are solutions to poor transportation network experienced by farmers except

Detalhes da Resposta

Presence of bad roads

One of the followings is not a type of pond

Detalhes da Resposta

Metallic pond

The following are examples of agricultural extension except

Detalhes da Resposta

The "red revolution programme" is not an example of agricultural extension.

Which of the followings is not an advantage of Introduction

Detalhes da Resposta

"It may not perform maximally" is not an advantage of introduction.

Preservation of fish prevents the following except

Detalhes da Resposta

Preservation of fish prevents the following except processing. Preservation methods such as refrigeration, freezing, smoking, canning, and drying are used to prevent spoilage, destruction, and injury of fish. These methods help to maintain the quality and freshness of the fish for a longer period of time. However, processing, such as filleting, skinning, and deboning, is a separate step that is often performed after preservation to prepare the fish for consumption.

__________ is a special place prepared for raising seedlings which are later taken to the field for

Detalhes da Resposta

Nursery is a special place prepared for raising seedlings which are later taken to the field for planting.

___________ consists of living factors(plants and animals) interacting with the non-living factors in a farm environment

Detalhes da Resposta

Ecosystem

Which of these operations comes first in cultural practice?

Detalhes da Resposta

Stumping operation involves the use of farm tools like the cutlass, spade, mattock, ax, bull-dozer, etc, to manually or mechanically remove or uproot the base of trees and shrubs. This is done to compose cultivation easier and free from obstruction.

Cultural practices can be classified into the following except

Detalhes da Resposta

in-planting operations

Which of the following is not a component of an incubator ?

Detalhes da Resposta

Temperature

In ponds, fish is usually caught with the following except

Detalhes da Resposta

Pollution

Bulldozer is used for the following purpose except

Detalhes da Resposta

Planting of trees.

Which of the following is a disadvantages of mass method

Detalhes da Resposta

It is very expensive to operate.

Which of the following is not a role of science and technology in agricultural development in Nigeria?

Detalhes da Resposta

Poor transportation network.

Which of the following classes of nutrient is used only for energy production in farm animals?

Detalhes da Resposta

The nutrient class that is used only for energy production in farm animals is Carbohydrates. While all nutrient classes can be sources of energy for animals, carbohydrates are particularly important for providing energy quickly and efficiently. Proteins and minerals are primarily used for building and repairing tissues and structures in the body, while fat and oil serve a variety of functions including energy storage, insulation, and as building blocks for certain hormones.

_______ refers to the appearance of a seedling above soil level.

Detalhes da Resposta

Emergence refers to the appearance of a seedling above soil level.

Detalhes da Resposta

Agricultural extension is the process which assist farmers through educational procedures in improving farming methods.

A person who is involved in the dissemination of new ideas and techniques from the research institutes to the farmers is called

Detalhes da Resposta

An Agricultural Extension Officer is a person who is involved in the dissemination of new ideas and techniques from the research institutes to the farmers. They play a crucial role in bridging the gap between research and farmers, ensuring that the latest advancements in agriculture are being effectively communicated and implemented on the ground.

____________ is said to occur when a ration does not provide all the food nutrients in adequate quantities needed by animal.

Detalhes da Resposta

Malnutrition is said to occur when a ration does not provide all the food nutrients in adequate quantities needed by an animal.

The A-Horizon of soil profile is also called the

Detalhes da Resposta

The A-Horizon of soil profile is also called the "top soil."

Which of the following is a powerful and expensive multipurpose motor vehicle used for lifting or pulling farm implements?

Detalhes da Resposta

A Tractor is a powerful and expensive multipurpose motor vehicle used for lifting or pulling farm implements.

Which of the followings is not an abiotic components of an ecosystem?

Detalhes da Resposta

Micro-organisms is not an abiotic component of an ecosystem.

The botanical name of maize is

Detalhes da Resposta

The botanical name for maize is Zea mays.

The major factors affecting the application of science and technology to Nigeria agriculture include the following except

Detalhes da Resposta

Availability of fund

Roles of an extension agent includes the following except

Detalhes da Resposta

The main function of an Agricultural Extension Officer is to pass information or new innovation from the research institute to the farmers, not just pass information but sometimes also demonstrate how to use these information. They are like and intermediary between the researchers and the farmers.

The feed that is regularly offered to or consumed by the animal is called

Detalhes da Resposta

The feed that is regularly offered to or consumed by the animal is called a "ration".