Component

Component: Ecosystems at Risk

Question 1

Question 1

Written Paper Section I Question 1 - 2011 HSC

An example of ecologically sustainable development

Question 3

Question 3

Written Paper Section I Question 3 - 2001 HSC

Definition of the geographical term sustainability

Question 9

Question 9

Written Paper Section I Question 9 - 2002 HSC

Ecosystems at risk concepts relevant to each of two sources

Student Responses (15)

Band 5/6 response 1 Band 5/6 response 2 Band 5/6 response 3 Band 4/5 response 1 Band 4/5 response 2 Band 4/5 response 3 Band 3/4 response 1 Band 3/4 response 2 Band 3/4 response 3 Band 2/3 response 1 Band 2/3 response 2 Band 2/3 response 3 Band 1/2 response 1 Band 1/2 response 2 Band 1/2 response 3

Question 18

Question 18

Written Paper Section II Question 18 - 2002 HSC

(a) From the sources, identify an ecosystem that could be placed at risk as a result of drilling for oil at a location specified by an area reference. (b) Outline two likely impacts that the drilling could have on this ecosystem.

Student Responses (15)

Band 5/6 response 1 Band 5/6 response 2 Band 5/6 response 3 Band 4/5 response 1 Band 4/5 response 2 Band 4/5 response 3 Band 3/4 response 1 Band 3/4 response 2 Band 3/4 response 3 Band 2/3 response 1 Band 2/3 response 2 Band 2/3 response 3 Band 1/2 response 1 Band 1/2 response 2 Band 1/2 response 3

Question 18

Question 18

Written Paper Section II Question 18 - 2001 HSC

(a) Use the sources to identify two human activities that may place the Avon–Heathcote Estuary at risk. (b) Identify a management strategy currently used in this estuary and evaluate its likely success in terms of the ecological sustainability of this ecosystem. (c) State two important questions that a geographer could ask to determine the validity and reliability of the information in the ‘Selected Bird Numbers’ source.

Student Responses (14)

Band 5/6 response 1 Band 5/6 response 2 Band 5/6 response 3 Band 4/5 response 2 Band 4/5 response 3 Band 3/4 response 1 Band 3/4 response 2 Band 3/4 response 3 Band 2/3 response 1 Band 2/3 response 2 Band 2/3 response 3 Band 1/2 response 1 Band 1/2 response 2 Band 1/2 response 3

Question 19

Question 19

Written Paper Section III Question 19 - 2001 HSC

Analyse the human impacts affecting the nature and rate of change of two ecosystems at risk.

Student Responses (13)

Band 5/6 response 2 Band 5/6 response 3 Band 4/5 response 2 Band 4/5 response 3 Band 3/4 response 1 Band 3/4 response 2 Band 3/4 response 3 Band 2/3 response 1 Band 2/3 response 2 Band 2/3 response 3 Band 1/2 response 1 Band 1/2 response 2 Band 1/2 response 3

Question 20

Question 20

Written Paper Section III Question 20 - 2002 HSC

With reference to at least one ecosystem you have studied, explain the biophysical interactions that lead to diverse ecosystems and their functioning.

Student Responses (15)

Band 5/6 response 1 Band 5/6 response 2 Band 5/6 response 3 Band 4/5 response 1 Band 4/5 response 2 Band 4/5 response 3 Band 3/4 response 1 Band 3/4 response 2 Band 3/4 response 3 Band 2/3 response 1 Band 2/3 response 2 Band 2/3 response 3 Band 1/2 response 1 Band 1/2 response 2 Band 1/2 response 3

Question 21

Question 21

Written Paper Section II Question 21 - 2011 HSC

(a) Recommend one primary and one secondary geographical method in managing an ecosystem at risk. (b) Describe one natural and one human-induced change on an ecosystem at risk. (c) How could the park in the stimulus be managed.

Student Responses (13)

Band 5/6 response 1 Band 5/6 response 2 Band 5/6 response 3 Band 4/5 response 1 Band 4/5 response 2 Band 3/4 response 1 Band 3/4 response 2 Band 3/4 response 3 Band 2/3 response 1 Band 2/3 response 2 Band 2/3 response 3 Band 1/2 response 1 Band 1/2 response 2

Question 24

Question 24

Written Paper Section III Question 24 - 2011 HSC

Discuss the factors that place ecosystems at risk, referring to an ecosystem studied and the ecosystem in the stimulus booklet.

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