JAMB UTME - Agricultural Science - 2022

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

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

One of the followings is not a basic consideration in planting operations

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Planting weed is not a basic consideration in planting operations. The other options listed are all important factors to consider when planting, as they can affect the growth and development of the plants. Planting space determines how far apart to plant the seeds or seedlings, which affects how much space the plants will have to grow and how much light, water, and nutrients they will receive. Planting time is important because different plants have different requirements for temperature and moisture, and planting at the wrong time can result in poor growth or even the death of the plants. Planting depth is important because different seeds require different depths to germinate properly, and planting too shallow or too deep can affect the germination rate and the growth of the plants.

The following are examples of agricultural extension except

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

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

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

Water yam is also known as

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- Dioscorea alata

Which branch of ecology deals with the study of an individual organism and its interaction with the environment is

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The branch of ecology that deals with the study of an individual organism and its interaction with the environment is called "autecology."

The young plants that emerge during germination are called

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The young plants that emerge during germination are called "seedlings".

This is the removal of unwanted plants on the farm

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The correct answer is: Weeding. "Weeding" refers to the process of removing unwanted plants from a farm or garden to help the desired plants grow better. "Thinning" usually refers to the removal of excess plants to allow the remaining plants to grow stronger and healthier. "Mulching" refers to the practice of covering the soil with a layer of material (such as leaves, straw, or bark) to retain moisture, suppress weed growth, and improve soil quality. "Supplying" does not relate to the removal of unwanted plants on a farm. It could refer to the act of providing necessary resources, such as water or nutrients, to the desired plants.

Television, radio, posters, bulletin are ____ method of extension

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mass media

Bulldozers are powerful tractors and expensive machines with a

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broad steel blade

Legumes that produce edible seeds are known as

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Pulses.

The principles of agricultural extension includes the following except

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"Reduce the confidence of your audience" is not a principle of agricultural extension.

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

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Presence of bad roads

The process whereby the embryo of a seed resumes growth under favourable conditions is called

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The process whereby the embryo of a seed resumes growth under favorable conditions is called germination.

The animal dungs are used as_____to improve the soil fertility

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The animal dungs are used as organic manure to improve the soil fertility.

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

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

________ is a disease condition which emanates from inadequate nutrition.

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

There are________ Steps or stages of Diffusion process

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Five

Some seeds are raised in the nursery because

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Seeds are raised in the nursery for several reasons, including: - To protect them from harsh environmental conditions, such as extreme temperatures or heavy rain, which could damage or kill the seeds. - To provide them with a controlled environment with optimal growing conditions, such as the right amount of water, nutrients, and light. - To monitor and manage pests and diseases that could harm the seeds. - To allow for easier transplanting and handling of the seedlings once they are ready to be moved to their final growing location.

_______ is a secondary tillage implement

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Harrow

Agricultural extension serves as ____ between research institute and farmers

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A bridge.

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

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Temperature

________ is all written ideas and innovation for literate to read, understand and apply.

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A bulletin

The removal of excess seedlings from a seedbed after the viable seeds have germinated is

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The process of removing excess seedlings from a seedbed after the viable seeds have germinated is called "thinning".

The following are extension methods except

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None of the above.

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

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

The quantity of ration that can supply the requirement nutrients above the maintenance to enable the animal produce the form of animal product for which the livestock is kept is known as

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The quantity of ration that can supply the required nutrients above the maintenance to enable the animal to produce the form of animal product for which the livestock is kept is known as a "production ration."

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

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Availability of fund

Which of these operations comes first in cultural practice?

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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.

The botanical name of maize is

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The botanical name for maize is Zea mays.

The A-Horizon of soil profile is also called the

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

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

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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.

The following are advantages of using disc plough over mouldboard plough in West Africa except

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Mouldboard plough makes deeper cuts than disc plough

________ are less quick to accepting innovations which might be largely due to some of the aforementioned factors

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Late adopters.

Broadcast Crop Planter is designed

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to place the correct number of seed(s) into a hole with regular spacing within and between rows.

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Diffusion.

Climatic factors which affects organisms include the following except

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The climatic factors which affect organisms include air, sunlight, and rain. Rocks are not a climatic factor, although they can indirectly affect organisms through their impact on soil composition and drainage patterns.

_________ is concerned with the study of the inter-relationships between groups of organisms living together in an area

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Synecology

Which of the following type of rations will supplies the animal with just the quantity of nutrients that are enough to enable the animal carry on with vital body activities without losing or gaining another substance

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The type of ration that supplies the animal with just the quantity of nutrients that are enough to enable the animal to carry on with vital body activities without losing or gaining another substance is called the "maintenance ration." A production ration is designed to provide nutrients for specific animal production goals, such as milk production or weight gain. A balanced ration is formulated to provide all the necessary nutrients in appropriate amounts to meet the animal's needs. A measured ration is a ration in which feed ingredients are weighed or measured out in specific amounts to meet the animal's nutrient requirements.

Bulldozer is used for the following purpose except

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Planting of trees.