maintaining and protecting

Question 1

give reasons to maintain biodiversity

Answer 1

• ecological: protecting species, maintaining resources
• economics: reducing soil depletion
• aesthetic: protecting landscapes

Question 2

define conservation

Answer 2

the protection and management of species and habitats, in order to maintain biodiversity, can be in-situ or ex-situ

Question 3

what is in-situ, give an example

Answer 3

• in an organism’s habitat
• e.g. marine conservation zones and wildlife reserves

Question 4

what is ex-situ, give an example

Answer 4

• outside an organism’s habitat
• e.g. seed banks, botanic gardens, zoos

Question 5

give some agreements made with the aim of protecting species and habitats

Answer 5

• convention on international trade in endangered species (CITES)
• rio convention on biological diversity (CBD)
• countryside stewardship scheme (CSS)