3.4.7 - Ecosystems

Question 1

Ethical reasons for conservation?

Answer 1

Other species have occupied earth longer than humans, so should be allowed to coexist alongside us

Question 2

Economical reasons for conservation?

Answer 2

Living organisms have capacity to make millions of substances, which may be valuable in the future
Long term productivity is greater if ecosystems are maintained

Question 3

Cultural reasons for conservation?

Answer 3

Habitats and organisms enrich our lives, add interest and inspire artists, writers…

Question 4

Conservation by managing succession?

Answer 4

Succession destroys habitats of many species that existed in early stages so humans prevent succession through burning heather or grazing sheep

Question 5

Conservation definition?

Answer 5

Management of the Earth’s natural resources in such a way that maximum use of them can be made in the future. Involves active intervention by humans