Describe briefly the effects of the following farming practices on the soil; (a) bush burning; (b) overgrazing; (c) clean clearing; (d) fertilizer application.

State two symptoms and two control measures of the following plant diseases: (a) cassava mosaic; (b) groundnut rosettes; (c) root-knot of okra; (d) bacterial blight of cotton

Discuss briefly the production of tomato under the following headings: (a) climatic and soil requirements; (b) land preparation; (c) nursery practices; (d) planting and spacing; (e) fertilizer application, (f) staking; (g) harvesting

(a) State eight functions of water in livestock management (b) List eight essential mineral elements required in animal nutrition (c) State four functions of the mineral elements in the body of animals. 

(a) Describe four methods of harvesting fish. (b) Discuss briefly four fishery regulations.