WAEC Agricultural Science 1995 Theory question 107

Theory question 107

Animal Nutrition

In a tabular form, state:
(a) four food nutrients in livestock production;
(b) two sources of each food nutrient stated in (a).
(c) two functions of each nutrient stated in (a).

Show the model answer
Model answer

Table (any four rows):
Carbohydrates – maize, cassava, guinea corn, molasses – supply energy; maintain body heat
Proteins – fish meal, groundnut cake, soya bean meal, blood meal – growth and repair of tissues; production of eggs, milk, meat; enzymes/hormones
Fats and oils – palm kernel cake, oilseeds, fish oil – concentrated energy; carry fat-soluble vitamins; insulation
Minerals – bone meal, oyster shell, salt lick – bone and teeth formation; eggshell; blood formation; body regulation
Vitamins – green forage, fish liver oil, premix – prevent deficiency diseases; aid growth and reproduction
Water – drinking water, succulent feed – regulates body temperature; transports nutrients and wastes

Explanation

Present it as a table with three columns.