JAMB UTME - Agricultural Science - 2022

The principles of agricultural extension includes the following except

Antwortdetails

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

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

Antwortdetails

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

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

Antwortdetails

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

The young plants that emerge during germination are called

Antwortdetails

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

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

Antwortdetails

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.

Antwortdetails

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

Some seeds are raised in the nursery because

Antwortdetails

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 followings is not an advantage of Introduction

Antwortdetails

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

Which of the following is not a type of harvester?

Antwortdetails

Plough.

The following are examples of agricultural extension except

Antwortdetails

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

The following problems are usually associated with subsistence agriculture except

Antwortdetails

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.

Roles of an extension agent includes the following except

Antwortdetails

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.

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

Antwortdetails

Poor transportation network.

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

Antwortdetails

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

The animal dungs are used as_____to improve the soil fertility

Antwortdetails

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

One of the followings is not a type of pond

Antwortdetails

Metallic pond

Preservation of fish prevents the following except

Antwortdetails

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

Antwortdetails

Bulldozer is used for the following purpose except

Antwortdetails

Planting of trees.

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

Antwortdetails

Availability of fund

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

Antwortdetails

Late adopters.

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

Antwortdetails

Thinning.

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

Antwortdetails

Poster.

Broadcast Crop Planter is designed

Antwortdetails

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

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

Antwortdetails

Incubator.

The following are types of planters except

Antwortdetails

Ridger planter.

The B-Horizon of soil profile is also called the

Antwortdetails

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

Water yam is also known as

Antwortdetails

- Dioscorea alata

Agricultural extension serves as ____ between research institute and farmers

Antwortdetails

A bridge.

The following steps are necessary when establishing a fish pond except

Antwortdetails

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

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

Antwortdetails

Temperature

Climatic factors which affects organisms include the following except

Antwortdetails

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.

Antwortdetails

Diffusion.

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

Antwortdetails

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

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

Antwortdetails

- Never innovators

The following animals are polygastric animals except

Antwortdetails

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 followings are functions of a sprayer except

Antwortdetails

It can be used to plant seeds.

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

Antwortdetails

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

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

Antwortdetails

Ecosystem

The A-Horizon of soil profile is also called the

Antwortdetails

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