2006 - WAEC Agriculture Past Questions and Answers - page 2
11
Which of the following processes does not lead to the physical disintegration of rocks? The
A
heating and cooling of rock surfaces
B
expansion and contarction of rock minerals
C
formation of cracks and crevices
D
rapid cooling and solidification of rocks
correct option: d
Users' Answers & Comments12
The two main elements of climate which affect soil formation are
A
rainfall and temperature
B
rainfall and air
C
temperature and light
D
wind and relative hunidity
correct option: a
Users' Answers & Comments13
Soil erosion caused by water can be controlled by
A
overgrazing and bush burning
B
ploughing and harrowing
C
land clearing and stumping
D
afforestation and erection of bunds
correct option: d
Users' Answers & Comments14
Although clayey soils are rich in nutrients, they are not good for most agricultural crop production because they
A
do not release their nutrients
B
are too compact and poorly aerated
C
lose their nutrients too readily after rains
D
contain too much iron,aluminium and boron
correct option: b
Users' Answers & Comments15
The plant nutrient essential for the formation of tubers is
A
molybdenum
B
phosphorus
C
potassium
D
sodium
correct option: c
Users' Answers & Comments16
A fertilizer bag had the following inscription 27:10:10. This means that it contained
A
27kg of nirogen, 10kg of phosphate, 10kg of potash
B
27kg of phosphate, 10kg of potash, 10kg of nitrogen
C
27kg of potash, 10kg of nitrogen, 10kg of phosphate
D
27kg of sulphate, 10kg of potash, 10kg of phosphate
correct option: a
Users' Answers & Comments17
Which of the following farming practices encourages soil degradation?
A
fertilizer application
B
bush burning
C
cover cropping
D
fungicide application
correct option: b
Users' Answers & Comments18
Irrigation water is passed underneath the soil through
A
sprinklers
B
canals
C
drips
D
pipes
correct option: d
Users' Answers & Comments19
A good drought bull should not have
A
a deep barrel
B
a slopy rump
C
long legs
D
strong hooves
correct option: c
Users' Answers & Comments20
Which of the following sources of farm power generates highest amount of energy?
A
human power
B
wind power
C
animal power
D
mechanical power
correct option: d
Users' Answers & Comments