WAEC Agricultural Science 1999 Theory question 108

Theory question 108

Animal Nutrition

(a) State six functions of protein in the body of a farm animal.
(b) List five (i) animal-sources protein (ii) plant-protein source used in livestock feeding.

Show the model answer
Model answer

(a) Any six: growth of tissues; repair of worn-out tissues; formation of enzymes and hormones; production of milk, eggs, meat and wool; formation of antibodies; source of energy when carbohydrates are short; formation of blood (haemoglobin)
(b)(i) Any five: fish meal; blood meal; meat meal; bone and meat meal; feather meal; skim milk; crayfish; maggot meal; hatchery waste
(ii) Any five: groundnut cake; soya bean meal; cotton seed cake; palm kernel cake; sesame (beniseed) cake; leucaena/legume leaf meal; brewers' dried grains; cowpea

Explanation

Six functions, then five sources from each group.