3.3.4 - Conservation

Question 1

What can reduce diversity?

Answer 1

Deforestation
Hunting
Overfishing
Pollution

Question 2

Define in-situ conservation.

Answer 2

The conservation of a species in its natural habitat

Question 3

Define ex-situ conservation.

Answer 3

Conservation of a species outside of its natural habitat

Question 4

Examples of ex situ conservation.

Answer 4

Keeping rhinos in zoos
Plants in botanical gardens

Question 5

Examples of in-situ conservation.

Answer 5

National parks and wildlife sanctuaries.
e.g sea turtles in the great barrier reef

Question 6

Advantages of in-situ conservation.

Answer 6

Conserves species without removing them from their habitat.
Ecosystem integrity is maintained as a species can still function in its ecosystem.

Question 7

Disadvantages of in-situ conservation.

Answer 7

Habitat may be too fragmented to ensure a sustainable population.
Wildlife reserves may be damaged by ecotourism

Question 8

Advantages of ex-situ conservation.

Answer 8

Protects organisms from predation and poaching.
Artificial insemination used to maximise genetic diversity.

Question 9

Disadvantages of ex-situ conservation.

Answer 9

Limited genetic diversity
May be difficult to provide a suitable environment.