JAMB UTME - Agricultural Science - 2022

__________ 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.

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."

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.

The following are categories of farmers based on adoption of innovation except

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- Never innovators

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Diffusion.

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

Water yam is also known as

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- Dioscorea alata

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.

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

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

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Poster.

The following are types of planters except

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Ridger planter.

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

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Incubator.

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

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mass media

The following are examples of agricultural extension except

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

________ is a disease condition which emanates from inadequate nutrition.

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

One of the followings is not a type of pond

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Metallic pond

Which of the following is not an organic manure?

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Fertilizer.

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

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Availability of fund

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".

_______ 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.

Roles of an extension agent includes the following except

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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 following conditions are necessary for germination except

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The condition that is not necessary for germination is "zero temperature." All seeds require an optimum temperature range for successful germination, which varies among different plant species. While some seeds may require a specific temperature, such as stratification or scarification to overcome dormancy, no seeds can germinate at zero temperature. Therefore, the correct statement is: The following conditions are necessary for germination except zero temperature: - adequate moisture - viable seed - optimum temperature

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.

The following are post planting operations except

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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 abiotic components of an ecosystem?

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

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

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Poor transportation network.

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

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Presence of bad roads

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 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.

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".

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.

__________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 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 botanical name of maize is

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The botanical name for maize is Zea mays.

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

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Late adopters.

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.

Which of the following processes is not used in rice processing

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The process that is not used in rice processing is fermentation. Threshing is the process of separating the grain from the straw, while winnowing is the process of separating the chaff from the grain. Perboiling involves partially boiling the rice in the husk, which results in increased nutritional value and easier removal of the husk. Fermentation is a process used in the production of certain types of alcoholic beverages and some food products, but it is not a typical step in rice processing.

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

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Ecosystem