1. Biodiversity Quiz Review
Study all resources that you have, including warm-ups.

2. What does biodiversity mean?
The variety of life within an ecosystem

3. Which of the following are diverse ecosystems able to withstand
Which of the following are diverse ecosystems able to withstand? Natural disasters, Disease, Drought
All of the above

4. What is a keystone species?
A species in which all other species in an ecosystem depend on for survival.

5. Look at the Bay food chain
Look at the Bay food chain. Which 1 organism would be found in the lowest number?
Gull

6. What are 3 benefits that SAV provides to aquatic animals?
Shelter
Protection
Food
Oxygen

7. What is species richness?
The number of species in an ecosystem

8. What is an ecosystem? What are examples of an ecosystem?
An ecosystem is all living organisms interacting with non-living things in a particular area
Examples: Forest, Lake, Desert (just a few examples)

9. What are macroinvertebrates? Give an example.
Organisms that can easily be seen and don’t have a backbone
Examples: Beetles, worms, crabs (just a few)

10. What 3 factors are used to measure overall biodiviersity?
Genetic diversity
Species Diversity
Ecosystem Diversity

11. What are 2 possible ways a stream in a forest can get energy ?
Leaves that fall into the stream
Sun

12. Endangered Species Act
Which law forbids the U.S. government and its citizens from harming endangered or threatened species and their habitats?
Endangered Species Act

13. Where are you most likely to find photosynthetic algae?
Surface – 200 meters

14. Which of the following is the cause of extinction TODAY
Which of the following is the cause of extinction TODAY? Hunting, habitat loss, climate change
Habitat loss

15. All are examples of ecosystem services
Which of the following is an example of an ecosystem service? Purified water, medicine, wood to build homes
All are examples of ecosystem services