Biodiversity Flashcards
1
Q
What is biodiversity
A
The range of different species in a habitat
2
Q
What is a keystone species
A
A plant or animal that’s has a large impact on the ecosystem, often a predator
3
Q
What happens to the remaining ecosystem when an animal goes extinct
A
A domino effect
More species will go extinct if there is an imbalance of prey and predator
4
Q
What is the link between bees going extinct and humans going extinct
A
If all the bees die the plants won’t be pollinated
Unpollinated plants will die
Plants are major producers for human food
5
Q
What are the 4 reasons biodiversity is important
A
Food and drink
Medicine
Industrial materials
Ecological services
6
Q
What are the 5 human impacts on biodiversity
A
Climate change Pollution Farming Over exploitation Introducing species
