Question 1 of 10 50 total questions
Which of the following is not an edaphic factor affecting agricultural production?
A soil PH
B soil texture
C predators
D soil structure
E soil type
In underground drainage
A ditches are constructed to remove excess water
B furrows in which water collects are made
C water seeps into the tiles to reach an outlet where water is disposed
D water is pumped through perforated pipes to crops
E ditches are dug from a source of water to the farmland
Which of the following is not an effect of grazing on the soil?
A enrichment of soil with animal dung
B exposure of soil to erosion
C destruction of soil structure
D increase in soil acidity
E reduced rate of water percolation
Inhibition of root and bark development, fruiting and seed formation in crops is due to the deficiency of
A phosphorus
B boron
C nitrogen
D chlorine
E molybdenum
The factors affecting formation of soil include the following except
A organisms
B time
C topography
D catena
E climate
The most common soil mineral found in all crystalline rocks and a main constituent of granite and sandstone is
A biotite
B quartz
C mica
D granite
E basalt
Which of the following will retain the greatest amount of water?
A clay
B loam
C sandy loam
D sand
E silt
A characteristic feature of subsistence agriculture is
A supply of labour by farm families
B wholesale of farm harvest
C purchasing of seeds for planting
D dieases control
The newly introduced government agricultural programme in Nigeria is
A operation feed the nation
B green revolution
C agricultural development projects
D agricultural insurance scheme
E farm settlement
The most important factor that determines the rate of agriculture development in a country is the
A readiness of farmers to adopt viable agricultural research results
B quantity of herbicides used in the country
C number of machinery available in the country
D provision of raw materials for industries
E number of people involved in agriculture
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