(a)(i) Mention two products which could be obtained from specimen K (Fresh Milk) (ii) Name the method by which specimen K could be made wholesome for human consumption.
(b)(i) Give two function of specimen L in farm animals. (ii) State two features of specimen L which enables it to perform its functions.
(c) State two ways of preserving specimen M.
(d) State two responses of chicks to the use of specimen N in a brooder house under each of the following conditions. (i) excessive heat (ii) insufficient heat (iii) optimum heat.
Explanation
(a)(i) Products that Could bo Obtained from Fresh Milk; Butter Milk.- Butter.- Condensed Milk.-Ice Cream.-Cheese.- Evaporated milk.-Powdered milk/skimmed milk.-Yoghurt.-Casein.
(ii) Method of Making Milk Wholesome for Human Consumption;- Pasteurization/boiling/heating.-Sterilization/irradiation
(b)(i) Functions of Gizzard in Farm Animals; Helps in grinding of feed.- Mixes/churns feed.-Moistens feed.-Stores feed.
(ii) Features of Gizzard which Enables it to Perform its Functions; Thick/muscular wall.-Presence of stone/grits/gastroliths/pebbles.-Tough/rough lining/koilin layer.
(c) Ways of Preserving Meat; Cold blast/refrigiration freezing. - Salting.-Frying.-Boiling.-Oven drying/sun drying/drying.-Smoking/roasting.-Canning.
(d) Responses of Chicken to; Excessive Heat;- Birds tend to move away from the heat source. - Birds crowd up close to the edge of the brooder house. - Reduced feed intake. - Increased water intake. -Dehydration/panting.-Death
(ii) Insufficient Heat; Crowd close to heat source.- Stampeding.-Death/suffocation.- Curdle together in groups. -Increase feed intake.
(iii) Optimum Heat; Evenly spread out in brooder house. - Birds are active.- Eat and drink normally.