(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 s...

Answer Details

(a) specimens

N = Fresh skin of poultry fowl

O = Fresh skin /hide of ruminant

P = Kidney (whole) of goat

Q = Horn

(b) Specimen N is derived from poultry birds such as domestic fowl, turkey, goose, duck etc while specimen O is derived from ruminant animals like cattle, sheep, and goat.

(c) Two functions of specimens N, O, and P that are common to farm animals are

N

(i) It protects the internal organs. 

(ii) It prevents the entrance of disease organisms.

O

(i) It aids excretion. 

(ii) It aids the production of milk in females.

P 

(i) It aids excretion

 (ii) It helps in the osmo- regulation of the body.

(d)

(i) It can be used to make shoe, belt, cap, baskets, drum, etc.

 (ii) Tick, Liver fluke, Tapeworm, or Ascaris.

(e) The condition in which an animal does not possess specimen Q is when the animal is a non-ruminant.

(f) Importance of specimen Q to farm animals are 

(i) It is used to fight or defend themselves. 

(ii) It gives them shape 

(iii) It aids swimming, e.g. kuri cattle.

Importance of specimen Q to man are 

(i) It serves as raw material in knife handles, belt heads etc. 

(ii) It is used for decorative purposes. 

(iii) It is used to make livestock feeds