2012 - WAEC Agriculture Past Questions and Answers - page 4
31
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
correct option: b
Users' Answers & Comments32
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
correct option: c
Users' Answers & Comments33
A disease which affects poultry only is
A
coccidiosis
B
newcastle
C
pox
D
helminthiasis
correct option: c
Users' Answers & Comments34
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
correct option: a
Users' Answers & Comments35
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
correct option: b
Users' Answers & Comments36
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
correct option: c
Users' Answers & Comments37
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
correct option: a
Users' Answers & Comments38
The type of weed control involved when tilapia feeds on aquatic weeds is
A
biological
B
chemical
C
cultural
D
mechanical
correct option: a
Users' Answers & Comments39
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
correct option: c
Users' Answers & Comments40
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
correct option: a
Users' Answers & Comments