WorksheetsEnviro Science U3 AOS 1 & AOS 2 practice q's 29/04
Total questions: 7
Worksheet time: 2hrs 31mins
Australian Federal Government legislation exists to protect native species by assigning threatened species to a category, for example Extinct, Endangered, Vulnerable, etc.
a) State the piece of legislation that is concerned with preserving Australia's threatened species. 1 mark.
Australian Federal Government legislation exists to protect native species by assigning threatened species to a category, for example Extinct, Endangered, Vulnerable, etc.
b) The legislation is concerned with the protection of whole communities in a stated 'ecosystems approach'. Explain why it is much more important to protect the whole ecosystem rather than just concentrating on saving one species. 3 marks.
The Greater Bilby (Macrotis lagotis) is a native species listed as endangered but whose conservation has been addressed by a moderately successful public awareness campaign replacing the traditional Easter Bunny with a chocolate Easter Bilby.
c) Explain how a public awareness campaign might help with the conservation of a species such as the Bilby. 3 marks.
In the 1970s, population biologist Paul Erhlich and economist John Holdren proposed that human impact on the environment was a combination of population size, personal wealth and technology.
a) Give an example and explain how each of these factors contributes to the impact of humans on the environment. 2 marks
Population:
In the 1970s, population biologist Paul Erhlich and economist John Holdren proposed that human impact on the environment was a combination of population size, personal wealth and technology.
a) Give an example and explain how each of these factors contributes to the impact of humans on the environment. 2 marks
Personal wealth:
In the 1970s, population biologist Paul Erhlich and economist John Holdren proposed that human impact on the environment was a combination of population size, personal wealth and technology.
a) Give an example and explain how each of these factors contributes to the impact of humans on the environment. 2 marks
Technology:
In the 1970s, population biologist Paul Erhlich and economist John Holdren proposed that human impact on the environment was a combination of population size, personal wealth and technology.
b) Explain why calculating a person's Ecological Footprint is a better measure of impact than just considering population size, personal wealth and technology. 3 marks
