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GGH1502 EXAM PARK 2022
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- University Of South Africa (Unisa)
GGH1502 EXAM PARK HAVE ALL ANSWERS FOR EXAMINATION PASS GUARANTEED
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GGH1502World Issues: A Geographical Perspective
EXAM PARK
written BY: Genius Private E-Tutor
We give you tools to climb mountains
0799001970
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,1 Which biome is represented in Figure 1?
(1) fynbos/chaparral
(2) savannah
(3) desert
(4) tundra
(5) temperate forest
ANSWER= 5
2 Which one of the following restricts the international trade in endangered species?
(1) Air Quality Act
(2) Convention on Biological Diversity (CBD)
(3) Convention on International Trade in Endangered Species (CITES)
(4) Biodiversity Act
(5) Ramsar Convention
ANSWER= 3
3 Study Figure 2 and indicate which process of environmental degradation in the
tropical forest biome took place over time.
(1) deforestation
(2) desertification
(3) soil erosion
(4) eutrophication
(5) salinisation
ANSWER= 1
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,4 Diversion of water from the Aral Sea has led to … .
(1) a decrease in its salinity
(2) increased crop yields
(3) the spread of native fish species
(4) more moderate temperatures
(5) improved water quality
ANSWER= 2
5 Study Table 1 and indicate which one of the following parameters has not changed
significantly between 1986 and 2000:
(1) water temperature
(2) mean depth
(3) surface area
(4) volume
(5) maximum depth
ANSWER= 1
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,Table 1: Changes in Lake Alemaya from 1986 to 2000 (adapted from Lemma 2011)
PARAMETERS 1986–1987 1988–2000
Surface area 4.72 km 2.17 km2
Maximum depth 7.0 m 3.5 m
Mean depth 3.13 m 1.33 m
Volume 0.15 km3 0.005 km3
Water temperature 19.2–23.8 ºC 19.0–24.0 ºC
6 Which one of the following is an effective strategy to use water more sustainably?
(1) Build more dams and levees.
(2) Re-use waste water.
(3) Slow the rate of ozone depletion.
(4) Increase irrigation.
(5) Canalise and redirect streams and rivers.
ANSWER= 2
7 Which two of the following reasons related to the Industrial Revolution gave rise to
water pollution?
(a) organic fertilisers used in agriculture
(b) the rapid growth of urban areas
(c) industrial pollution agents
(d) nuclear power
The correct combination of alternatives is … .
(1) (a) and (b)
(2) (a) and (c)
(3) (a) and (d)
(4) (b) and (a)
(5) (b) and (c)
ANSWER= 5
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,8 Which two or more of the following statements can be associated with the
diminished Aral Sea?
(a) The fishing industry has come to a complete end.
(b) There is an increased occurrence of dust storms.
(c) Agricultural land in the surrounding areas has become salinised.
(d) Since the water has dried up, more soil is available for farming purposes.
The correct combination of alternatives is … .
(1) (a) and (b)
(2) (a) and (c)
(3) (a), (b) and (c)
(4) (a), (b) and (d)
(5) (b) and (d)
ANSWER= 3
9 The single best way to reduce acid rain is to … .
(1) reduce the use of coal
(2) decrease emissions from vehicles
(3) prohibit the construction of nuclear power plants
(4) add limestone or lime to lakes and soil
(5) reduce the use of nitrogen
ANSWER= 1
10 According to Figure 3, which French city with an urban population of fewer than
two million has the highest average ambient PM2.5?
(1) Lyon
(2) Paris
(3) Vancouver
(4) Milwaukee
(5) Sydney
ANSWER= 1
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,11 Which one of the following describes the First Agricultural Revolution?
(1) the discovery that wild plants could be cultivated as a dependable food supply
(2) export of dwarf varieties of rice and wheat to tropical developing countries
(3) using high inputs or pesticides and fertilisers to increase crop yields in
developing countries
(4) introduction of new food plants to developed countries
(5) expansion of aquaculture farms
ANSWER= 1
12 If human activities in an area exceed the carrying capacity of the specific area, ... .
(1) there will be more resources to maintain the growing population.
(2) an improvement in the quality of the environment will occur
(3) the carrying capacity will gradually increase until a new equilibrium is reached
(4) problems such as hunger and malnutrition will come to an end
(5) degradation of resources will occur
ANSWER= 5
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,13 The school of thought which advocate that humans have no right to reduce the
richness and diversity of ecosystems except to satisfy their vital human needs, are is
known as ... .
(1) deep ecology
(2) ecofeminism
(3) post-Marxist structuralism
(4) the Gaia hypothesis
(5) Cornucopian view
ANSWER= 1
14 Which one of the following statements does not reflect the principles of
sustainable development?
(1) Ecological processes must be preserved and biodiversity protected.
(2) Economic and ecological systems must be integrated.
(3) The needs of future generations should be taken into consideration.
(4) Economic development should receive greater priority than environmental
protection.
(5) Unchecked economic growth should be curbed.
ANSWER= 4
15 The opposing views on how serious the environmental crisis is and what ought to
be done about it, are related to the ... .
(1) fact that all people use environmental resources in the same way
(2) differences in the life and world views of people
(3) declining rate of resource consumption by people
(4) lack of a fundamental religious motive in most people's cultural background
(5) significant technological progress during the past century
ANSWER= 2
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,16 According to economists, environmental degradation occurs because ... .
(1) the supply of environmental resources is exceeded by the demand for it
(2) environmental resources are becoming scarcer
(3) pollution is not taken into account when determining the prices of products
(4) information about this phenomenon is not generally available
(5) technology could not develop fast enough to be able to solve problems
ANSWER= 1
17 The fragmentation of biological habitats ... .
(1) reduces the danger of damage which can be caused by fires
(2) limits the normal dispersion and colonisation of species
(3) reduces the danger of invasion by other species
(4) means that more species can be supported per unit area
(5) means that the risk of extinction faced by species will decline
ANSWER= 2
18 Tropical deforestation may be slowed down by ... .
(1) supplying foreign aid in the form of money to affected countries
(2) encouraging the migration of poor, homeless people to the forests
(3) the implementation of sustainable farming practices
(4) introducing dangerous wildlife to the forests
(5) introducing legislation encouraging timber harvesting
ANSWER= 3
19 Species that are adaptable and react quickly to changes in their environment ... .
(1) are seriously at risk of extinction
(2) are known as K-strategists
(3) have a good chance of survival
(4) are known as keystone species
(5) exist only in tropical areas
ANSWER= 3
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,20 Which one of the following biomes is presently protected to the greatest extent?
(1) grasslands
(2) tropical rainforests
(3) inland lakes
(4) mountain systems
(5) tropical savannah
ANSWER= 2
21 In which one of the following parts of the world is fuel wood collection the prime
causeof the degradation of wetlands?
(1) where urban expansion is taking place
(2) Europe
(3) the climatologically moderate parts of the world
(4) the USA
(5) developing countries
ANSWER= 5
22 The dumping of waste in the oceans is problematic because ... .
(1) it cannot be diluted by the ocean waters
(2) certain types of waste could remain in the ocean waters for several decades and
even up to millennia
(3) the oceans cover a relatively small part of the Earth's surface
(4) there are no conventions regulating the dumping of waste in the oceans
(5) it can disrupt ocean currents
ANSWER= 2
23 Which one of the following alternatives represents the waste substance that most
commonly pollutes rivers in poor/developing countries?
(1) radioactive material
(2) sewage
(3) industrial chemicals
(4) heavy metals
(5) poisonous substances
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, ANSWER- 2
24 Which two or more of the following land conservation techniques will you consider
if you want to plant beans on a moderate slope under irrigation?
(a) First remove all the natural vegetation.
(b) Plough very deeply so that the soil is properly loosened.
(c) Plant other crops between the beans.
(d) Be careful not to over irrigate.
(e) Construct contours.
The correct combination of alternatives is … .
(1) (a) and (b)
(2) (a) and (c)
(3) (a) and (d)
(4) (b), (c) and (d)
(5) (c), (d) and (e)
ANSWER= 5
25 Which one of the following statements about acid rain is true?
(1) Acid rain is the most serious environmental problem in developing countries.
(2) The source areas of acid rain pollutants and affected areas are often far apart.
(3) Industrialised countries are least affected by acid rain.
(4) Until now acid rain has not occurred in South Africa at all.
(5) Acid rain occurs only in the southern hemisphere.
ANSWER= 2
26 From an environmental point of view, which one of the following alternatives is the
most suitable method of increasing food production?
(1) expanding traditional agriculture to developed countries
(2) finding alternative food types and increasing the yield from existing cultivated
surfaces
(3) eradicating indigenous vegetation to make more land available for agriculture
(4) using more chemical fertiliser to increase the yield per hectare
(5) encouraging the use of pesticides to reduce the invasion of weeds
ANSWER= 2
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