4.1.2 Biodiversity – Maintaining Biodiversity Flashcards
(8 cards)
1
Q
Name three categories of reasons to maintain biodiversity.
A
Aesthetic
Economic
Ecological
2
Q
What does aesthetic mean?
A
Related to the way a habitat looks.
3
Q
What does economic mean
A
Related to money and income.
4
Q
Give one aesthetic reason for maintaining biodiversity.
A
- People feel good when visiting natural habitats.
- There are health benefits to seeing and being in natural habitats.
5
Q
What does ecological mean?
A
Related to living organisms and their habitats.
6
Q
Give two economic reasons for maintaining biodiversity.
A
- Ecotourism
- Potential new medicines in the future
- Genes for future genetic engineering
- Income for fishing or agriculture
7
Q
Give two ecological reasons for maintaining biodiversity.
A
- Species are all interdependent.
- Reduces disruption of food chains and webs.
- Maintains ecosystems and habitats.
8
Q
What does the term ‘keystone species’ mean?
A
A species that has a disproportionate effect on their environment relative to their abundance
