1999 - WAEC Agriculture Past Questions and Answers - page 5
41
An advantage of extensive system of rearing goats is
A
low labour requirement
B
easy control of disease
C
indiscriminate mating
D
exposure to adverse weather conditions
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42
Layers ration contains more limestone than growers ration because limestone
A
is difficult for the growers to digest
B
stimulate layers appetite
C
reduces the acidity in the gut of growers
D
supplies sufficient minerals to layers for shell formation
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43
If 200 layers will consume 25kg of feed per day, calculate the amount of feed consumed by a layer per day.
A
0.25kg/day
B
0.25kg/day
C
0.5kg/day
D
1.25kg/day
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44
Which of the following is not a method of improving rangeland?
A
practising continous grazing
B
routine and regular weeding
C
routine reseeding
D
regular application of fertilizer
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45
Miracidium is one of the stages in the life cycle of
A
roundworm
B
tapeworm
C
liver fluke
D
tick
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46
Which of the following is not a symptom of foot and mouth disease of cattle?
A
excessive production of saliva
B
sores on fet and tounge
C
lameness
D
blood stained diarrhoea
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47
Heavy infestation of liver fluke causes poor absorption of fats in livestock by
A
blocking bile ducts thus preventng flow of bile
B
destroying fat-digesting enzymes
C
reducing ingestion of fats
D
inhibiting the action of the digestive enzymes
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48
Methods of preserving fish include the following except
A
boiling
B
drying
C
smoking
D
salting
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49
Which of the following fishing gears can be used for total harvesting of ponds?
A
hook and line
B
harpoon
C
basket trap
D
dragnet
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50
The practice of mating closely-related animals is called
A
pen mating
B
cross breeding
C
out breeding
D
in breeding
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