Genes And Exctinction Flashcards
1
Q
What are adaptations?
A
Characteristics that help an organism survive in a habitat due to its genes.
2
Q
Changes in an ecosystem: (4)
A
- > changes in physical environmental factors
- > competition
- > diseases
- > human activities
3
Q
Competition
A
The competition between organisms that have the same needs.
4
Q
Ways of preserving biodiversity: (4)
A
- > nature reserves
- > breeding programs
- > banning hunting of certain animals
- > gene banks
5
Q
Why should we preserve biodiversity? (3)
A
Organisms are interdependent (depend on each other)
We won’t be able to make use of organisms if the become extinct
More biodiverse areas recover better from natural disasters
