GCE Agricultural Science 2021
Past Questions

A farmer who cultivates a small piece of land to produce just enough food for his family, with little or no surplus for sale, is practising

In Nigeria, the shift from subsistence to commercial agriculture is most significantly hindered by

Which horizon in a typical soil profile is characterised by the accumulation of materials leached from the overlying layers?

A farmer collected a soil sample and found it contained 40% sand, 35% silt, and 25% clay. Using the soil textural triangle, this soil would be classified as

A farmer has 20 laying hens. In one week, the hens laid a total of 98 eggs. What is the hen-day production percentage for that week?

Which of the following is an example of an ectoparasite that commonly infests livestock in West Africa?

Which of the following is the correct gestation period of a sow?

The practice of removing the testes of a male farm animal is called

A rabbit doe kindled 8 young ones. At weaning, 6 of the kits survived. What is the weaning percentage for this doe?

The disease Rinderpest, which has been eradicated globally, primarily affected

Which of the following diseases of cattle is caused by a protozoan parasite transmitted by the tsetse fly?

The power take-off (PTO) shaft on a tractor is used mainly to

A farmer uses a knapsack sprayer with a tank capacity of 15 litres. If the sprayer delivers 0.5 litres per minute and the farmer works for 4 hours without refilling, how many times must the tank be re…

Which of the following extension teaching methods is MOST suitable for reaching a large number of farmers simultaneously at a low cost per person?

An agricultural extension agent plans to reach 480 farmers in a district. If the agent can effectively manage 40 farmers directly and each contact farmer can then reach 8 additional farmers, how many …

The practice of raising fish and other aquatic organisms under controlled conditions for commercial purposes is known as

Which of the following is the MOST significant ecological consequence of large-scale deforestation in the rainforest zone of West Africa?

a) Define the term 'tillage' as used in crop production. (2 marks) b) State FOUR objectives of tillage in crop production. (4 marks) c) Describe FOUR types of tillage practices used in crop production…

a) Explain the term 'livestock improvement' as used in animal production. (2 marks) b) Describe FOUR methods of livestock improvement used by farmers in West Africa. (8 marks) c) State THREE advantage…

A farmer in Ogun State cultivates 10 hectares of maize. He incurs the following costs in one farming season: cost of seeds = N25,000; fertilizers = N40,000; labour = N60,000; pesticides = N15,000; lan…

a) Define farm management and state THREE objectives of farm management. (4 marks) b) List FOUR types of farm records a farmer should keep. (4 marks) c) State FOUR importance of keeping farm records. …