WAEC Agricultural Science 1999 Theory question 107

Theory question 107

Livestock Management

(a) List four breeds of goats.
(b) Discuss briefly the extensive system of rearing any ruminant.
(c) State three reasons for rearing goats.
(d) List three common diseases of cattle.

Show the model answer
Model answer

(a) Any four: West African Dwarf; Red Sokoto (Maradi); Sahelian (Desert) goat; Kano Brown; Borno Red; Saanen; Anglo-Nubian; Boer
(b) Extensive system (e.g. cattle): animals roam freely to graze natural pasture, often with herdsmen (nomadic/transhumance); little or no housing, supplementary feed or veterinary care. Advantages: cheap, low labour. Disadvantages: slow growth, high losses to disease, theft, accidents and predators, uncontrolled breeding, crop damage and conflicts, low productivity
(c) Any three: meat; milk; skin for leather; manure; income; prolific and cheap to keep; religious/cultural uses
(d) Any three: rinderpest; foot and mouth disease; anthrax; trypanosomiasis; tuberculosis; brucellosis; contagious bovine pleuropneumonia; mastitis; redwater

Explanation

Short lists plus a paragraph on the extensive system.