Conservation in situ 4.2.7 Flashcards
1
Q
Why do species become extinct?
A
- Natural processes (competition, climatic change)
- Pollution
- Over-exploitation via unwise/unregulated hunting/fishing
- Species habitat is threatened/destroyed
2
Q
What is conservation?
A
Protection of species/habitats/biodiversity
3
Q
Why do we do conservation?
A
- Economic
- Aesthetic
- Ethical
- Ecological
4
Q
What are two types of conservation?
A
In situ - on site
Ex situ - off site
5
Q
What is in situ conservation?
A
On site (natural habitat)
Attempts to minimise human impact and protect the natural environment
6
Q
Why should legislation be passed?
A
To stop:
- Hunting
- Logging
- Land clearance
7
Q
What is the advantage of wildlife reserves?
A
- Removal of invasive species
- Control poaching
- Controls grazing
- Restrict human access
8
Q
What must the principles of choosing a wildlife reserve include?
A
- Comprehensiveness - how many species are represented in the area
- Adequacy - is the area large enough to provide for long term survival
- Representativeness - is there a full range of diversity within each species and each set of environmental conditions
9
Q
What does conservation not mean?
A
Should not mean excluding all human activity
