Question 1 of 18 58 total questions
Considering all costs, the cheapest source of energy for domestic use is
A eloectricity
B sunlight
C biogas
D water
Excessive drainage of soil water can be checked by the addition of adequate quantities of
A N.P.K 15 - 15 - 15
B sulphate of ammonia
C single superphosphate
D compost manure
The following equipment can be used for irrigation except
A bucket
B watering can
C knapsack sprayer
D siphon tube
A farmer applied NPK 15:11:8 at planting. What is the percentage of potassium in the fertilizer?
A 23.53%
B 32.35%
C 33.33%
D 44.12%
Which of the following statements about bush burning is false?
A it releases mineral nutrients bound in plant tissues
B it encourages the growth of fresh grasses
C the heat generated destroys pests
D the heat generated increases the population of soil organisms
sources of nitrogen to the soil include the following except
A lightening
B urea
C blue-green algae
D residues of burning activities
Which of the following crops should be planted on a piece of land that has been repeatedly cropped with maize?
A guinea corn
B millet
C rice
D cowpea
Which of the following statement is not true about waterlogged soils?
A such soils are heavily leached
B dentrifying bacteria are more active in such soil than nitrifying bacteria
C nitrosomonas yield bet in such soils
D soil temperature is usually low
The three most important physical factors that influence rock weathering are
A colour,particle size and hardness of rock
B particle size,hardness and degree of cementation
C hardness,degrss of cementation and colour
D particle size, temperature and colour
A reddish coloured soil indicates the presence of
A copper
B sodium
C iron
D manganese
The following are types of sedimentary rocks except
A granites
B loimestone
C sandstone
D dolomite
Which of the following biotic factors are usually used to control cassava mealbugs?
A parasites
B predators
C pests
D pathogens
The most important use of land for agriculture production is
A grazing paddocks
B botanical gardens
C game reserves
D farmstead construction
The practice of planting one type of annual crop each season is referred to as
A monoculture
B continuous cropping
C mono-cropping
D horticulture
Which of the following is not a government agricultural programme?
A Operation Feed the Nation
B Agricultural Development Projects
C Farm Settliment Schemes
D West Africa Rice Development
Which of the following land tenure system allows the owner greatest freedom to dispose of the land as he wishes?
A communal
B free-hold
C lease-hold
D share-cropping
Farmers who plant improved maize would harvest
A pest-infested maize grains
B a high yield of maize
C plants with long stalks
D maize cobs with scattered grains
Which of the following benefits of agriculture is of least importance to the peasant farmer?
A materials for shelter
B employment
C foreign exchange
D income
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