2008 - WAEC Agriculture Past Questions and Answers - page 2
11
Which of the following statement is not true about waterlogged soils?
A
such soils are heavily leached
B
dentrifying bacteria are more active in such soil than nitrifying bacteria
C
nitrosomonas yield bet in such soils
D
soil temperature is usually low
correct option: b
Users' Answers & Comments12
Which of the following crops should be planted on a piece of land that has been repeatedly cropped with maize?
A
guinea corn
B
millet
C
rice
D
cowpea
correct option: d
Users' Answers & Comments13
sources of nitrogen to the soil include the following except
A
lightening
B
urea
C
blue-green algae
D
residues of burning activities
correct option: d
Users' Answers & Comments14
Which of the following statements about bush burning is false?
A
it releases mineral nutrients bound in plant tissues
B
it encourages the growth of fresh grasses
C
the heat generated destroys pests
D
the heat generated increases the population of soil organisms
correct option: d
Users' Answers & Comments15
A farmer applied NPK 15:11:8 at planting. What is the percentage of potassium in the fertilizer?
A
23.53%
B
32.35%
C
33.33%
D
44.12%
correct option: a
Users' Answers & Comments16
The following equipment can be used for irrigation except
A
bucket
B
watering can
C
knapsack sprayer
D
siphon tube
correct option: d
Users' Answers & Comments17
Excessive drainage of soil water can be checked by the addition of adequate quantities of
A
N.P.K 15 - 15 - 15
B
sulphate of ammonia
C
single superphosphate
D
compost manure
correct option: d
Users' Answers & Comments18
Considering all costs, the cheapest source of energy for domestic use is
A
eloectricity
B
sunlight
C
biogas
D
water
correct option: b
Users' Answers & Comments19
The implement used for pulverizing the soil is the
A
planter
B
ridger
C
horrow
D
plough
correct option: c
Users' Answers & Comments20
An incubator is important in supplying
A
heat for day-old chicks
B
heat for embryo develoment
C
light for cadling eggs
D
feed to chicks
correct option: b
Users' Answers & Comments