An advantage of rotational grazing is that

A. less labour is required

B. there is greter potential for extending the grazing season

C. animals obtain all the different kinds of forage

D. animals can graze without danger of pest attack

A sheep grained 20 kg of weight after consuming 60 kg of feed. Determine the feed conversion ratio.

A. 1:2

B. 2:3

C. 3:1

D. 5:4

A disease which affects poultry only is

A. coccidiosis

B. newcastle

C. pox

D. helminthiasis

Which of the following factors have negative influence on egg weight?
I. high environmental temperature
II. poor lighting
III. comb size

A. I and II only

B. I and III only

C. II and III only

D. I,II and III

Fish ponds in arid areas should be deeper than those in the rain forests in order to

A. ensure rapid growth of fish in arid areas

B. prevent loss of fish through extreme of temperatures

C. provide sufficient nutrients for the survival of fish

D. prevent exposure of fish to direct effect of the sun

In sheep production, litter is put on the floor mainly to

A. reduce the build-up of ectoparasites

B. facilitate cleaning of the house

C. reduce the incidence of pneumonia in lambs

D. help maintain suitable humidity in the house

Determine the number of pigs that can be housed in a pigsty measuring 5.0 m by 4.0 m, if the floor space for a pig is 2.0m².

A. 10

B. 11

C. 20

D. 40

The type of weed control involved when tilapia feeds on aquatic weeds is

A. biological

B. chemical

C. cultural

D. mechanical

Which of the following statement about cross breeding in farm animals is false?

A. it is a method used to produce new breeds of farm animals

B. the individuals used have all characters in common

C. it is a practice of improving poultry production

D. it can be used to introduce new genes in farm animals

On which of the following criteria is pedigree selection in animal improvement based?

A. performance of the ancestors

B. characteristics of the sire

C. performance of the offspring

D. characteristics of the dam