Bulldozer is used for the following purpose except

• A. bush clearing
• B. felling trees and stumps
• C. leveling the ground
• D. planting of trees

Self-pollination takes place when grains are transferred from the

• A. stigma to the anther of another plant
• B. stigma to the anther of same plant
• C. anther to the stigma of same plant
• D. anther to the stigma of another plant.

The main function of ground maize in livestock feed is for

• A. providing energy
• B. body building
• C. strong bone formation
• D. blood clotting

Subsistence farming is not characterized by

• A. the use of crude farm tools
• B. the use of extended family holdings
• C. low application of fertilizers
• D. low yields

The removal of top soil from a small area of soil surface due to the impact of raindrops is known as

• A. sheet erosion
• B. rill erosion
• C. gully erosion
• D. splash erosion

(a) Write short notes on the following: (i) maintenance ration (ii) production ration; (iii) balanced ration; (iv) malnutrition. (b) Mention four factors normally considered when deciding the type of feed an animal should be placed on

Which of the following practices leads to land degradation in the savanna zones of West Africa? l. Constant annual bushfire ll. Overgrazing of grassland lll. Application of cattle manure. IV. Cutting of woody species for fuel wood

• A. l,ll and lll only
• B. l, ll and lV only
• C. ll, lll, and IV only
• D. l, ll, lll and lV

Which of the following agricultural extensions aims at reaching a large number of farmers at the same time?

• A. mass method
• B. group method
• C. individual method
• D. contact method

The main reason why the disc plough is preferred over the mouldboard plough for use in heavy soils is that

• A. the scraper removes any adhering mud
• B. it is lighter and so gets stuck easily
• C. its frame is made of stainles steel
• D. it buries weeds mor effectively

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

• A. Temperature
• B. Oxygen
• C. Topography
• D. Micro-organisms