11 2007 OUT&ENV EXAM

Question 5Nominate two natural environments you have visited or studied this year.

Environment 1

Environment 2

a. Describe two reasons it is important for society to maintain environments such as these in a healthy condition.

1.

2.

4 marks

b. Identify three components of biodiversity that could be used to assess the health of these environments.

1.

2.

3.

3 marks

Question 5 � continuedTURN OVER

2007 OUT&ENV EXAM 12

c. Using the components identiÞ ed in part b., compare the biodiversity of the two natural environments you have visited or studied this year.

9 marks

Question 5 � continued

13 2007 OUT&ENV EXAM

d. Biodiversity is one measure that can be used to determine the health of a natural environment. Using three other measures, evaluate the health of the two natural environments you have visited or studied

this year.

Question 5 � continuedTURN OVER