(a) ldentify specimens N,0, P and Q.
(b) Name the classes of farm animals from which each of specimens N and O can be obtained.
(c) State two functions of specimens N,O, and P that are Common to farm animals.
(d) Mention: (i) one industrial use of specimen O, (i) 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 farm animal and man respectively.