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Topic 1.6
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1
Sustainability helps to ensure that populations…
A)use only the biotic parts of their ecosystem.
B)use all of their resources.
C)exceed their carrying capacity.
D)stay within their carrying capacity.
2
Biodiversity is…
A)all of the different kinds of non-living things in a certain place.
B)all of the different kinds of living things in a certain place.
C)all of the different kinds of living things in a certain place, as well as all the different kinds of places within that place and elsewhere.
D)some of the living things in a certain place, as well as all the different kinds of places within that place and elsewhere.
3
The state of balance found in a sustainable ecosystem is called…
A)carrying capacity.
B)sustainability.
C)biodiversity.
D)equilibrium
4
Generally, rainforests have…
A)a lower level of biodiversity than desert ecosystems.
B)a higher level of biodiversity than desert ecosystems.
C)the same level of biodiversity as desert ecosystems.
D)a greater chance of being sustainable than desert ecosystems.
5
An example of biocontrol would be…
A)introduction of a beetle to control purple loosestrife.
B)use of pesticides to control purple loosestrife.
C)limiting water resources to control zebra mussels.
D)adding nutrients to water systems to control zebra mussels.
6
Concentrating growth in the centre of a city, rather than in outlying areas is a strategy called
A)urban sprawl.
B)smart growth.
C)biocontrol.
D)sustainability.





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