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
22
A farmstead is best described as
A
animal pens
B
crop production centre
C
farm equipment and storage facilities
D
farmer's abode
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
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
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
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
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
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
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
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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