Question 1 of 20 2,054 total questions
Which of the following groups of crops is widely frown in areas with high rainfall?
A cocoa,oilpalm,rubber and kola
B millet,onoin,cotton and sorghum
C coffee,cocoa,cotton and millet
D rubber,onion,oil palm and cotton
Which of the following crops requires shade in the early stages of its growth in the field?
A coconut
B banana
C cotton
D cocoa
The process of inducing root development on portions of stems still attached to the parent plant is known as
A budding
B grafting
C layering
D tillering
Sexual propagation involves the use of
A buds
B seeds
C cuttings
D vines
Which of the following is an advantage of mechanization?
A carrying out many farm operations with ease
B displacing many farm workers
C exposing soil to direct effect of sunlight and erosion
D polluting the environment with industrial gases and wastes
The daily maintenance practice carried out on a disc harrow is
A changing the disc
B cleaning the soil off the disc
C smearing the disc with oil
D sharpening the edges of its scraper
The most appropriate farm implement for breaking up soil clod is the
A harrow
B plough
C ridger
D mower
Animal power is usually used on the farm for
A harvesting
B spraying
C ploughing
D planting
Which of the following sources of power supply to the farm is most unreliable?
A wind
B electricity
C animal
D machine
Which of the following sources of farm power is most flexible and adaptable to farm operations?
A animal power
B wind power
C human power
D solar power
Which of the following sources of water is least useful for irrigation purposes?
A sea
B river
C lake
D borehole
When soils are poorly drained,
A they dry up easily
B they form hardpans
C the air content of the soil is reduced
D the rate of decomposition is accelerated
Which of the following is not an effect of water-logging on crop production? it
A inhibits plant development
B encourages leaching
C inhibits the activities of micro organisms in the soil
D causes plant roots to wilt
In the process of recycling carbon in nature, carbondioxide is used by crops during
A respiration
B decomposition
C photosynthesis
D transpiration
Nitrogen is taken up by plant roots in the form of
A nitrate ion
B nitrite ion
C nitric acid
D nitrogen gas
Which of the following describes the effects of excessive nitrogen application on the growth of maize plants?
A high vegetative growth with low yield
B high vegetative growth with high yield
C low vegetative growth with high yield
D low vegetative growth with low yield
Capillarity is highest in
An acidic soil can be neutralized by the addition of
A urea
B ammonium sulphate
C wood ash
D laterite
The most important factor that limits agricultural production in West Africa is
A temperature
B wind
C rainfall
D light
The primary purpose of establishing wildlife reserve is to
A conserve animals for hunting
B prevent extinction of wild animals
C provide constant supply of meat for export
D prevent wild animals from predating on other animals
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