a) (i) Describe the life cycle of louse. (ii) State three effects of louse on its host. (iii) State three ways in which louse could be controlled. (iv) Name...

a)  (i)   Describe the life cycle of louse.
       (ii)  State three effects of louse on its host.
       (iii) State three ways in which louse could be controlled.
       (iv) Name three farm animals that could be infested by louse.

b)   Discuss coccidiosis in farm animals under the following headings:
(i)   two animals mostly affected;
(ii)  causal agent;
(iii) two symptoms;
(iv) two control measures