JAMB UTME - Agricultural Science - 2022

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 young plants that emerge during germination are called

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

Which of the following is a disadvantages of mass method

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It is very expensive to operate.

Water yam is also known as

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- Dioscorea alata

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.

Preservation of fish prevents the following except

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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.

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.

Legumes that produce edible seeds are known as

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Pulses.

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 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."

The B-Horizon of soil profile is also called the

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

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

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

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

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Presence of bad roads

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."

_________ is the sowing of seed by drilling with stick or knife, followed by dropping seeds and covering them

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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.

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.

The following are post planting operations except

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

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

__________ is a pictorial presentation meant to educate or inform the literate audience

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Poster.

Which of these is not an example of tractor coupled implement?

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Incubator.

Which of the following methods of storage is used for grains

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The method of storage that is commonly used for grains is "silos".

The followings are functions of a sprayer except

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It can be used to plant seeds.

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.

The following problems are encountered by an agricultural extension agent except

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High level of literacy among farmers

____________ 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.

Agricultural extension serves as ____ between research institute and farmers

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A bridge.

The following are examples of agricultural extension except

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

Fishing methods involves the use of the following different techniques or equipments except

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Poisoning is not a commonly used fishing method and is generally considered unethical and harmful to the environment. The other three techniques, netting, trapping, and hooks and lines, are commonly used methods in fishing.

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."

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.

Which of the followings is not an advantage of Introduction

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

One of the followings is not an objective of agricultural extension

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To abandon the development of rural area.

Which of the following is not a pre-planting operations?

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Thinning.

The following steps are necessary when establishing a fish pond except

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

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

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Mass media method.

Which of the following is not a type of harvester?

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Plough.

The following animals are polygastric animals except

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The pig has a digestive system which is classified as monogastric, or nonruminant. Humans also have this type of digestive system. They have one stomach (mono = one, gastric = stomach). The monogastric differs from that of a polygastric, or ruminant, digestive system found in cattle and sheep.

The botanical name of maize is

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The botanical name for maize is Zea mays.