GCE Agricultural Science 2020
Past Questions

The rearing of silkworms for the production of silk is referred to as

A farmer plants maize and keeps poultry on the same farm, using poultry droppings as manure for the maize. This type of farming practice is best described as

Which of the following best describes the term 'soil catena'?

Which of the following soil properties determines the ability of soil to transmit water through its pores?

The process by which clay and humus particles attract and hold nutrient cations in the soil is known as

In crop production, the term 'hardening off' refers to

Which of the following is the primary purpose of thinning in crop production?

A farmer harvested 4,500 kg of rice from a 1.5-hectare farm. If the national average yield of rice is 2,500 kg per hectare, by how many kilograms per hectare did the farmer's yield exceed the national…

Which of the following diseases of poultry is caused by a virus and is characterized by respiratory distress, nervous signs, and greenish diarrhoea?

A farmer notices that his pigs are showing signs of lameness, vesicles on the snout and feet, and excessive salivation. The most likely disease affecting the pigs is

The primary function of a disc harrow in farm operations is to

If the price of a bag of maize rises from ₦10,000 to ₦12,000 and the quantity supplied increases from 500 bags to 600 bags, what is the price elasticity of supply?

Agricultural extension is best described as a process of

A fish pond of dimensions 20 m × 10 m × 1.5 m is stocked at a rate of 2 fish per cubic metre of water. How many fish are stocked in the pond?

The record that a farmer uses to monitor the daily movement of cash into and out of the farm business is called a

A poultry farmer keeps 500 layers. In one month, total eggs collected were 12,000, feed cost was ₦75,000, labour cost was ₦20,000, and miscellaneous expenses were ₦5,000. If eggs were sold at ₦50 each…

Which of the following farm records would be most useful to a farmer who wants to determine the profitability of a specific crop enterprise over a production season?

a) List FOUR systems of poultry management. (4 marks) b) Describe THREE advantages and THREE disadvantages of the deep litter system of poultry management. (6 marks) c) State FOUR signs of good health…

a) List FOUR examples of hand tools used on the farm and state ONE specific use of each. (8 marks) b) Explain FOUR advantages of using farm machinery over manual labour in crop production. (8 marks) c…

Agricultural Economics is a branch of economics that deals with the application of economic principles to agriculture. (a) Define Agricultural Economics. (2 marks) (b) State FIVE importance of Agricul…

a) What is meant by the term 'aquaculture'? (2 marks) b) List FOUR species of fish commonly cultured in West Africa. (4 marks) c) Describe the steps involved in the construction and management of a fi…