Question 1 of 20 1,492 total questions
The leading producer of diamond in Africa is
A zaira (Democratic Republic of Congo)
B Nigeria
C Tanzania
D The Gambia
The most important cash crop grown in the Nile Basin is
A berley
B cotton
C groundunt
D sugar cane
The most critical element in an ecosystem is the
A growth per day
B energy flow within the system
C number of organism in the system
D location of the system
Which of the following is not a cause of desertification in West Africa?
A constant high temperature
B deforestation
C overcultivation
D overgrazing
The vegetation type characterized by short grasses and stunted tress is the
A warm temperature grassland
B sudan savanna
C guinea savanna
D cool temperature grassland
The major difference between the tropical rain-forest and savanna vegetation
A and the rain-forest never occur on the same continent
B is natural while the rain-forest is derived
C grows in layers while the rain-forest does not
D has less spcies of plants while the rain-forest has diverse species of plants
In which of the following order is copper produced?
A blasting-crushing-floating-smelting
B blasting-crushing-floting-grinding-smelting
C blasting-crushing-grinding-floting-smelting
D crushing-blasting-grinding-smelting-floting
Trade among West African countries is low mainly because they
A are generally poor
B have different currencies
C produce different goods
D produce similar goods
One characteristic of intensive farming is that it is usually practiced in urban centres with
A inadequate water supply
B large population
C low population
D mineral deposits
The most important method of mining tin in Nigeria is the
A shaft
B open cast
C drilling
D adit
Which of the following is a service industry?
A leather processing
B farming
C petroleum refining
D banking
Most of the industries located in rural area are
A market-oriented
B high energy-oriented
C raw material-oriented
D transport-oriented
The main difference towns and villages is that
A towns contain more women
B villages have more occupations
C towns perform more tertiary functions
D villages have more food
Which of the following features promote the development of nucleated settlement?
A nodal centres and natural harbours
B narrow valleys and rugged highlands
C dissected plains and nodal centres
D extensive fertile plains and steep valleys
If the total population of a country is 25,000,000 and her total land area is 100,000 square kilometres,what is her population density?
A 500 persons per sq. km
B 450 persons per sq. km
C 350 persons per sq. km
D 250 persons per sq. km
The population of India is mainly characterized by
A low birth rate
B high death rate
C balance in age and sex structure
D high growth rate
The largest concentration of human population is in
A North America
B Western Europe
C West Africa
D South East Asia
Which of the following is not a characteristic of the rain-forest?
A there is a great varity of tree
B many of the trees have large buttresses
C there are many climbling plants
D absence of epiphytes
Environmental controls include all the following except
A afforestation
B preservation
C conservation
D degradation
Which of the following does not favour the formation of deltas?
A a long upper course of a river
B a reduction in river velocity at its lower course
C a lot of sediments in the lower course of a river
D the existence of large lakes in the middle and lower portions of a river
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