Maintaining Biodiversity (Endangered Species, Biodiversity, Conservation)

Question 1

Define endangered species

Answer 1

A species that is at risk of becoming extinct (low numbers)

Question 2

How can a species become endangered?

Answer 2

A species can become endangered if:
The number of available habitats falls below a critical level
The population of the species falls below a critical level
Not enough genetic variation

Question 3

Define biodiversity

Answer 3

The range of plants and animals in an ecosystem

Question 4

What does conservation do?

Answer 4

Conservation:
Maintains the future possibility that plant species might be identified for medicines
Keeps damage to food chains and food webs to a minimum
Protects our future food supply

Question 5

Name 4 conservation measures

Answer 5

Education programmes
Captive breeding programmes
Legal protection and protection of their habitats
Making artificial ecosystems for them to live in

Question 6

Define seed banks

Answer 6

Conservation measure for plants
Example of a gene bank

Question 7

Define gene bank

Answer 7

Used to preserve genetic material for use in the future

Question 8

Define genetic engineering

Answer 8

Process which involves the artificial transfer of genetic information from one donor cell or organism to another