maintaining ecosystems & biodiversity

Question 1

threats to biodiversity (HIPPO)

Answer 1

• habitat destruction
• invading species
• population increase
• pollution
• overexploitation

Question 2

list 6 ways to reduce negative effects on ecosystems and biodiversity

Answer 2

• breeding programmes for endangered species
• protection and regeneration of rare habitats
• re-introducing field margins and hedgerows on farmland where monocultures are grown
• reducing deforestation and co2 emissions by governments
• recycling resources instead of dumping waste in landfill
• cloning plant species

Question 3

list 4 issues with maintaining biodiversity

Answer 3

• costs of programmes, money may be prioritised by governments for other things
• effects on the local economy
• protecting food security, organisms are seen as pests by farmers so are killed so more food produced but this can affect biodiversity
• development of society, land with high biodiversity has to be used sometimes