JAMB UTME - Agricultural Science - 2022

The following are types of planters except

Detalhes da Resposta

Ridger planter.

The young plants that emerge during germination are called

Detalhes da Resposta

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

________ is a disease condition which emanates from inadequate nutrition.

Detalhes da Resposta

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

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

Detalhes da Resposta

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

In ponds, fish is usually caught with the following except

Detalhes da Resposta

Pollution

Bulldozers are powerful tractors and expensive machines with a

Detalhes da Resposta

broad steel blade

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

Detalhes da Resposta

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

Which of the followings is not an abiotic components of an ecosystem?

Detalhes da Resposta

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

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

Detalhes da Resposta

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

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

Detalhes da Resposta

Late adopters.

Detalhes da Resposta

Diffusion.

The principles of agricultural extension includes the following except

Detalhes da Resposta

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

_______ is a secondary tillage implement

Detalhes da Resposta

Harrow

The botanical name of maize is

Detalhes da Resposta

The botanical name for maize is Zea mays.

The B-Horizon of soil profile is also called the

Detalhes da Resposta

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

This is the removal of unwanted plants on the farm

Detalhes da Resposta

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.

One of the followings is not an objective of agricultural extension

Detalhes da Resposta

To abandon the development of rural area.

Bulldozer is used for the following purpose except

Detalhes da Resposta

Planting of trees.

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

Detalhes da Resposta

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.

The A-Horizon of soil profile is also called the

Detalhes da Resposta

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

There are________ Steps or stages of Diffusion process

Detalhes da Resposta

Five

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

Detalhes da Resposta

Ecosystem

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

Detalhes da Resposta

Temperature

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

Detalhes da Resposta

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

Which of the following processes is not used in rice processing

Detalhes da Resposta

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

Detalhes da Resposta

Availability of fund

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

Detalhes da Resposta

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.

Cultural practices can be classified into the following except

Detalhes da Resposta

in-planting operations

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

Detalhes da Resposta

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

Roles of an extension agent includes the following except

Detalhes da Resposta

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.

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

Detalhes da Resposta

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

Which of the following is not a type of harvester?

Detalhes da Resposta

Plough.

Which of the following is a disadvantages of mass method

Detalhes da Resposta

It is very expensive to operate.

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

Detalhes da Resposta

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

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

Detalhes da Resposta

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.

Primary tillage is also known as

Detalhes da Resposta

Primary tillage is also known as "ploughing."

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

Detalhes da Resposta

The following animals are polygastric animals except

Detalhes da Resposta

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.

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

Detalhes da Resposta

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

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

Detalhes da Resposta

- Never innovators