Page 63 - Primary Five Science

36. Give 2 symptoms of each of the following diseases.

(i) Newcastle

(ii) Coccidiosis

(iii) Fowl Pox

37. State any 2 diseases in chicken that are prevented by vac-

cination.

38. Why do farmers add greens to chicken feeds?

39. Suggested any 3 caused of poultry vices.

40. Name the food given to;

(i) Layers

(ii) Growers

(iii) Chicks

41. Which name is given to chicken between 2 months and 4

months.

42. For each of the poultry systems below, give 2 advantages

and disadvantages.

(i) Free range

(ii) Deep Litter

(iii) Fold Pen

43. What is the incubation period of a hen?