Question 1 of 20 1,492 total questions
The low population density in the middle belt of West Africa resulted from all the following except
A unfavourable climate
B the absence of heavy industries in the area
C inadequate infrastructure
D inadequacy of food in the area
Which of the following best describes high population growth?
A the number of deaths is equal to the number of births
B the birth rate is the same as the death rate
C the people moving out of an area are more than the people moving into it
D the birth rate is higher than the death rate
The major difference between a nucleated settlement and a dispersed settlement is that a nucleated settlement
A contains more buildings and people
B has buildings clustered together
C often occurs in regions of intensive farming
D is usually at the meeting point of many roads
The Mediterranean vegetation is described as xerophytic vegetation because it is
A heat resisitant
B fire resisitant
C wind resisitant
D drought resisitant
Trees are deciduous when they
A have throny barks and fleshy leaves
B are in pure stands having just one type of species
C generally shed their leaves during one season of the year
D do not shed their leaves at any season of the year
Which of the following is not a characteristic of the rainforest?
A it has tall trees with buttress roots and evergreen broad leaves
B it has deciduous trees and aerial roots
C the trees in it have heights and layers of canopies
D some of its trees are climbers,creepers and epiphytes
Which of the following are the most valuable products of equatorial forest?
A tea,banana,oranges
B cocoa,rubber,oil palm
C cassava,plantain,rice
D ginger,coffee,sisal
Which of these methods will best help to check wind erosion?
A re-afforestation and planting of tress on wind break
B inter-cropping and contour ploughing
C strip cripping and crop rotation
D contour ploughing and manuring
Leaching of soil means
A water logging of the soil
B formation of hardpan in the soil
C washing of nutrients down from the upper layers of the soil
D removal of parent materials from the soil
A vertical section of soil through all its horizons is called
A soil texture
B A- horizon section
C B - horizon section
D soil profile
Which of the following statements is true of winds?
A off-shore winds are usually wet
B they blow strongly only in forest
C they blow from areas of high pressure to areas of low pressure
D they blo from areas of low pressure to areas of high pressure
The environmental lapse rate is a decrease of temperature by
A 6.50 c for every 1,000 metres of ascent
B 6.50 F for every 1,000 metres of ascent
C 6.50 F for every 1,000 metres of descent
D 6.50 c for every 1,000 metres of descent
Convectional rains are typical of
A polar areas
B mediterranean areas
C monsoon areas
D equatorial areas
Convectional rains are typical
A polar areas
B mediterranean areas
C monsoon areas
D equatorial areas
Precipitation includes all the following except
The difference between the temperatures of the hottest and coldest months of a place is the
A length of the rainy season
B mean annual temperature
C annual range of temperature
D total monthly temperature
Isotherms are lines drawn on maps joining places having equal
A rainfall
B cloudliness
C pressure
D temperature
To obtain the climate of a place, the average atmospheric weather conditions should be considered for about
A 45 years
B 35 years
C 24 years
D 20 years
Steep sides and often dry valleys in the desert are called
A wadis
B hamada
C mesa
D reg
Which of the following pairs are associated with the upper course of a river? I. Deltas II. Gorges III. Meanders IV. Rapids
A I and II
B I and III
C II and III
D II and IV
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