(a) ldentify specimen N, O, P and Q.

         

(b) Name the classes of farm animals from which each of specimens N and O can be obtained

(c) State the two functions of specimens N, O, and P that is common to farm animals

(d) Mention; (i) One industrial use of specimen O
(ii) One parasite of specimen O

(e) Name the condition in which an animal does not possess specimen Q

(f) State two importance of specimen Q to each of farm animal and man respectively