Question 1 of 20 2,683 total questions
The growing of both forest and agricultural crops on the same piece of land is termed
A mixed cropping
B mixed farming
C forestry
D taungya system
E poor reproductive ability
The desirable characteristics of forage crops include the following except
A palatability
B dependability
C high yield
D resistance to trampling
E poor reproductive ability
The distance between two successive yam mounds should be about
A 0.10 m
B 1.00 m
C 10.00 m
D 100.00 m
E 1000.00 m
The best tool(s) a farmer should use to measure out a large farm accurately include(s) the
A garden line and measuring tape
B measuring tape and ranging poles
C measuring tape only
D garden line only
E ranging poles and garden line
The most important limitation of agricultural mechanization is
A small holdings
B lack of technical know-how
C poor marketing system
D inadequate storage facilities
E pest attack
The instrument used to measure the relative humidity is
A thermometer
B anemometer
C hygrometer
D hydrometer
E rain gauge
Which of the following sources of farm power cannot be effectively used for processing agricultural products?
A animals
B electricity
C sun
D machines
E wind
The advantage of providing drainage ditches in farms is that it
A requires periodic clearing
B is inconvenient for farm mechanization
C is labour intensive
D is unsuitable for draining basement of farm buildings
E is easily adopted by samll scale farmers
Rhizobium supplies nitrogen to leguminous plants by
A changing some mineral salts to sulphate of ammonia
B incoporating urea into its body
C fixing atmospheric nitrogen
D decomposing plant remains
E increasing the PH value of the soil
The following are advantages of the sprinkler method of irrigation except
A rate of application of irrigation water can be controlled
B portable nature of many sprinkler system make them suitable for use
C the sprinkler system can be made automatic
D method can be where topography affects horrowing of land
E method may be difficult for local farmers to use
Slate is derived from
A schist
B sandstone
C shale
D gneiss
E quartzite
The function of soil micro-organisms include the following except
A decomposition of dead plant and animal remains
B recycling of nutrients
C causing plant or animal diesases
D living as parasites on crop plants
E filtration of soil water for plant use
Which of the following is not an effect of burning on the soil?
A increasing the organic matter in the soil
B increasing the soil nutrients
C increasing the acidity of the soil
D exposing the soil to erosion
E sterilization of the soil
Nitrogen is made available to plants in the form of nitrates through the process of
A deamination and nitrification
B ammonification and denitrification
C deamination and ammonification
D nitrification and dentrification
E nitrification and ammonification
The parent material of a soil is formed from the disintegration of
A sand
B gravel
C silt
D rock
E organic matter
The process whereby rocks are broken down into small particles through both physical and chemical factors is known as
A rock hydration
B rock degradation
C oxidation
D erosion
E weathering
Which of the following environmental factors is likely to have the greatest influence on crop production in Nigeria?
A temperature
B vegetation
C air movement
D moisture
E pressure
The factor that does not influence land use is
A toptgraphy
B population pressure
C population graph
D forest establishment
E soil type
If a crop requires 1.5 kg phosphorus per hectare, how many kg of manure will be required per hectare if 1 kg manure contains 0.49 kg of phosphorus?
A 2.47
B 2.97
C 7.35
D 12.39
E 30.61
The cross-section of a segment of soil showing the horizons or layers is known as the soil
A structure
B texture
C section
D depth
E profile
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