Theory question 103
Animal Diseases(a) State five methods of preventing diseases in farm animals. (b) Mention five factors which could predispose livestock to diseases. (c)(i) Give three effects of ticks on farm animals. (ii) State three ways of controlling ticks on farm animals. (d) List four symptoms of coccidiosis in poultry.
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(a) Any five: vaccination; good sanitation and hygiene; quarantine of new animals; isolation of sick animals; balanced feeding; avoiding overcrowding; regular deworming and dipping; using resistant breeds; footbaths; proper disposal of carcasses
(b) Any five: poor nutrition/malnutrition; overcrowding; poor housing and ventilation; poor sanitation; stress (transport, weather); age (very young or old); injuries/wounds; parasites; lack of vaccination; bringing in new animals without quarantine
(c)(i) Any three: suck blood causing anaemia; transmit diseases (babesiosis, heartwater, anaplasmosis); damage hides/skins; cause irritation, wounds and weight loss; reduce milk yield; tick paralysis
(ii) Any three: dipping; spraying or pour-on acaricides; hand picking; rotational grazing/pasture spelling; burning infested pasture; keeping tick-resistant breeds
(d) Any four: bloody or watery diarrhoea; ruffled feathers; drooping wings; loss of appetite; weight loss; pale comb; dullness/huddling; drop in egg production; sudden death
Short, separate points.