Question 1 of 20 2,683 total questions
The following farming practices expose the soil to agents of erosion except
A bush burning
B land clearing
C crop rotation
D overgrazing
In the carbon cycle, atmospheric carbon dioxide is replenished by
A respiration
B transpiration
C lightening
D dentrification
Streak disease of maize is caused by
A virus
B nematode
C fungus
D bacterium
Physical properties of clay soil include
A low porosity and low capillarity
B high porosity and high capillarity
C low porosity and high capillarity
D high porosity and low capillarity
Which of the following factors is both a physical and a chemical agent of rock weathering?
A temperature
B animal
C water
D oxygen
High temperature and pressure convert sandstone to
A basalt
B quartzite
C coal
D limestone
Which of the following groups of crops grow best in the savanna zones of West Africa?
A cotton,millet and groundnut
B cocoa,kola and oil palm
C cotton,cocoa and guinea corn
D banana,rubber and millet
The removal of top soil from a small area of soil surface due to the impact of raindrops is known as
A sheet erosion
B rill erosion
C gully erosion
D splash erosion
The biotic factor which derives much benefit from livestock and reduces productivity is a
A predator
B parasite
C pathogen
D microbe
Which of the following practices promote agricultural development?
A growing disease-resistant crops
B planting late-maturing crop varieties
C banning importation of pesticides
D encouraging communal land tenure system
The main reason for establishing game reserves is to prevent wildlife from
A being poached
B being hunted periodcally
C attacking tourists
D becoming extinct
Which of the following is not a role of government in agricultural production?
A provision of labour
B provision of subsidies
C building of storage facilities
D provision of loans and credits
The most common grazing system in West Africa is
A continuous grazing
B strip grazing
C rotational grazing
D zero grazing
The development of agriculture in West Africa is not generally affected by
A ignorance
B religious beliefs
C poor marketing
D population size
Which of the following land tenure system for individual ownership?
A land pledge system
B freehold system
C leasehold system
D tenancy at the will of government
The method of disseminating new farming techniques to farmers include the following except
A result demonstration
B use of radio
C use of television
D organising symposia
Farm gate price is the price at which
A produce are sold to the government
B produce are sold in the market
C producers sell to the middlemen
D marketing boards sell to the consumers
How would an individual proposing to start a farm obtain estimates of yield, prices and cost needed in preparing a budget?
A from his past experience
B by trial and error
C from agricultural officers or local farmers
D from books written about overseas farms
The law of diminishing returns helps in
A determining the proportion of production factors to combine
B determining the qualities of fixed resources to use in production
C indicating economic wages to pay farm workers
D indicating the quantity of fixed factors to employ
Demand is said to be elastic when a percentage change in price
A results in an infinite change in demand
B results in an increase in quantity demanded
C results in an exact change in demand
D is less than one
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