JAMB UTME - Agricultural Science - 2022

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

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Late adopters.

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."

_______ is a secondary tillage implement

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Harrow

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

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- Never innovators

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

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

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Incubator.

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

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A bulletin

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.

__________ 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.

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 solutions to poor transportation network experienced by farmers except

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Presence of bad roads

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.

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.

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 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 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".

The following problems are usually associated with subsistence agriculture except

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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.

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.

_________ is the artificial watering of farmland

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Irrigation is the artificial watering of farmland.

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

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

__________ 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.

Primary tillage is also known as

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Primary tillage is also known as "ploughing."

Which of the following is not an organic manure?

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Fertilizer.

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

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Ecosystem

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.

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 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 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."

Agricultural extension serves as ____ between research institute and farmers

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A bridge.

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

Cultural practices can be classified into the following except

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in-planting operations

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 extension methods except

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None of the above.

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.

The following problems are encountered by an agricultural extension agent except

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High level of literacy among farmers

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".

In ponds, fish is usually caught with the following except

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Pollution

The vertical section of the soil showing series of horizontal layers of different types of soil is called

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The vertical section of the soil showing a series of horizontal layers of different types of soil is called a "Soil profile".