11.8 Methods Of Maintaining Biodiversity

Question 1

Conservation

Answer 1

Preservation and careful management of the environment and natural resources.

Question 2

Ex situ & in situ conservation

Answer 2

Ex situ- out of the natural habitat
In situ- within the natural habitat

Question 3

Sustainable development

Answer 3

Economic development that meets the needs of people today, without negatively impacting future generations

Question 4

Controlled grazing

Answer 4

Only allowing livestock to graze a particular area of land for a period of time, allowing species to recover or keeping a controlled population

Question 5

Succession

Answer 5

Natural process in which early colonising species are replaced over time until a stable mature population is achieved.

Question 6

Halting succession

Answer 6

Process stopping further development of a habitat, may be used when an endangered species of plant/animal will not survive in a further developed habitat

Question 7

Seed bank

Answer 7

Example of gene bank, seeds of many species are carefully stored. Created in order to be able to revive plants species if they are extinct in their wild habitat