2007 - WAEC Agriculture Past Questions and Answers - page 3
21
The standard length of a Gunter's chain is approximately
A
20 m
B
25 m
C
35 m
D
40 m
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22
A farmstead is best described as
A
animal pens
B
crop production centre
C
farm equipment and storage facilities
D
farmer's abode
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23
Which of the following processes in plants are directly affected by high temperature? I. Water absorption II. Photosynthesis III. Respiration IV. Photoperiodism
A
I and II only
B
I,II and III only
C
I and IV only
D
II,III and IV only
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24
Layering is advantageous because
A
offspring perform better than their parents
B
pollination agents abound to ensure its success
C
possibl failure of fertgilization is avoided
D
variability arises in propagates
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25
Drying of harvested crops is necessary because it
A
shortens the length of seed dormancy
B
reduces moisture content and stores better
C
cannot bo sold to consumers when it is wet
D
decreases the viability of the cross
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26
Which of the following factors will not influence the yield of crops?
A
soil depth and structure
B
soil slope and texture
C
atmospheric and soil temperature
D
wind direction and speed
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27
If the seed rate of guinea corn is 5.6 kg per hectare, what will be the amount of seed required for planting 35 acres of farm land?
A
40.6 kg
B
78.4 kg
C
196.0 kg
D
784.0 kg
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28
Delayed harvesting of maize may result in
A
improvement in the quantity of grains
B
high incidence of pest infestation
C
low seed viability
D
yellow colouration of grains
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29
Tomato plants are primarily staked to
A
prevent birds from feeding on the fruits
B
accelerate fruits maturity
C
raise fruits from the ground
D
increase crop growth
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30
Which of the following crops does not require nursery?
A
lycopersicon esculentum
B
abelmuscus esculentus
C
theobroma cacao
D
hevea braziliensis
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