Module 11 USU 1350
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Definition of Biodiversity:
all of the plants and animals in an area
T/F Biodiversity is also known as species richness
Is scale important in biodiversity?
Do we need to consider the interactions in biodiversity?
Are levels of diversity important?
Name three levels of biodiversity:
- Genetic- within a species
- Species- basic unit for study
- ecosystem- between species
3 Reasons to maintain biodiversity:
- economic benefits
- ecological interactions
- - all of these are connected
These are the ethical/aesthetic reasons:
Human moral obligation
humans are part of the system
lack of understanding of system
domesticated stock came from wild
plants and animals
natural products- wood
TRUE- human need all of these interactions
What is the most biodiverse place on earth?
Less than ____ % of the earth is covered with rainforest and home to over ____ % of the world species
6% and 50%
The United States only make up ____% of the world population yet takes up ____% of the world's resources
species that are critical to ecosystems
T/F Humanity has raised the extinction rate from 1 per million to 100-1000 per million per year
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