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WAEC GCE Agricultural Science Past Questions and Answers
(2a)
(i) Broadcasting: In this method, the fertilizers are evenly distributed on the surface of the soil. It is a common method used in vegetable farms.
(ii) Placement: This is a tactical method of applying fertilizers. It is the application of fertilizer to a fixed portion of the soil where the plant can easily take it up for usage.
(iii) Fertigation: This is the application of fertilizers through irrigation water. The fertilizers are mixed or poured into the irrigation water. As the irrigation operation starts, water, together with the fertilizer, is applied to the plants.
(iv) Foliar Application: This is a method of adjusting or meeting the nutritional requirement of a plant through the leaves. It is a method used in the application of starter solutions.
(2b)
Alley farming involves the planting of trees and shrubs in rows between different types of crops WHILE ley farming involves the growing of grass or legumes in rotation with grain or tilled crops as a soil conservation measure.
(2c)
(i) The prohibition of bush burning
(ii) Ban the indiscriminate cutting of timber trees
(iii) Encouraging people to plant trees
(iv) Ban on farming in forest reserves
(v) Ban on the cutting down of underaged trees
(vi) People are to obtain licenses to secure permission to enable them to cut down trees for human needs.
(2d)
(i) Manual sprinkling
(ii) Drip irrigation
(iii) Channel irrigation
(1ai)
(i) Elimination of mediators
(ii) Use of standard weights
(1aii)
(i) Provision of silos in rural areas for the storage of grains by the government.
(ii) Provision of cold stores for perishable and livestock products.
(1aiii)
(i) Construction of good roads in rural areas
(ii) Provision of more rural transport networks
(1aiv)
(i) Provision of adequate education to farmers
(ii) Provision of large areas of land to farmers
(1av)
(i) Avoid deforestation
(ii) Reuse and reduce waste generation
(1b)
(i) it helps to know the size of the farm
(ii) It helps in the production of the soil map of the farm
(iii) It ensures good planning of the farmstead
(iv) It demarcates the farm boundaries and identifies its features and location.
(1c)
(i) Creating a crumbly layer for planting
(ii) Protects the soil surface from rapid drying
(iii) Improves both the air and water penetrability into the soil
(iv) Improves nutrient availability to plants.
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(4a)
(i) Harvesting
(ii) Transportation
(iii) Chaffing
(iv) Filling
(v) Compaction
(vi) Covering of silo
(4bi)
=COMMON NAME=
Bush Marigold
=BOTANICAL NAME=
Tagetes
(4bii)
=COMMON NAME=
Blue Feather
=BOTANICAL NAME=
Chamaecyparis obtusa
(4biii)
=COMMON NAME=
Stubborn Grass
=BOTANICAL NAME=
Sida acuta
(4biv)
=COMMON NAME=
Waterleaf
=BOTANICAL NAME=
Talinum fruticosum
(4c)
(i) Ensure adequate hygiene
(ii) Be alert to symptoms of the disease
(iii) Regular vaccination
(iv) Isolation of new animals or infected animals
(v) Cleaning of materials entering the farm.
(4d)
(i) Grass cutter
(ii) Monkey
(iii) Nematodes
(6ai)
Depreciation refers to the reduction in the value of a fixed asset over time due to wear and tear, obsolescence, or other factors. It is a non-cash expense that is recorded on a company’s financial statements to reflect the declining value of an asset.
(6aii)
Farm Inventory is the listing of all assets on the farm and their money worth or value. OR It is a record that gives a full list of assets and liability of a farm in both physical and monetary terms.
(6aiii)
Balance Sheet also known as Net worth statement is the capital or financial position of the farm at the end of the accounting period, usually a year.
(6b)
(i) Good communication skills
(ii) Knowledgeable in their field of work
(iii) Ability to adapt to changing situations
(iv) Good organizational and planning skills
(v) Patience and empathy
(vi) Ability to work well with people from diverse backgrounds
(vii) Problem-solving and decision-making skills
(viii) Good interpersonal and leadership skills.
(6c)
(Pick Any THREE)
(i) Price
(ii) Level of Technology
(iii) Cost of Production
(iv) Weather
(v) Taxation
(6d)
(i) Through urination
(ii) Through respiration
(iii) Through perspiration
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