B6.1.4

Question 1

How do nature reserves conserve wildlife

Answer 1

Controlled grazing - only allowing animals to graze land for a certain species of time letting plant species recover.
Restriction of human access - for example by providing paths to prevent plants being trampled
Feeding animals - to ensure more organisms survive to a reproductive age
Reintroduction of species - adding new individuals of a species into an area where they have decreased significantly or not survived.

Question 2

How does captive breeding conserve wildlife

Answer 2

Creates a healthy and stable population of a species
Gradually reintroduce species back into their natural habitat

Question 3

What are disadvantages of captive breeding

Answer 3

genetic diversity can be difficult since few breeding partners are available, organisms born in captivity may not be suitable for release into the wild.

Question 4

What do seed banks do

Answer 4

Seeds are stored so plants can be grown in the future. Conserving plant species.