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- 1. Multiple Choice
When there is higher biodiversity...
more organisms are likely to die because they can't adapt to environmental changes.
there is more diversity and higher sustainability of life.
there is less diversity.
there is more diversity and lower sustainability of life
- 2. Multiple Choice
A small marine area has phytoplankton as its only producer. Should the marine biologist be concerned about this ecosystem?
No the fish do not need the phytoplankton. Since there are so many fish, there is high biodiversity.
Yes, this system has high biodiversity; however the fish can adapt and get food from another source.
Yes, this ecosystem has low biodiversity. Without a producer the herbivores will die out leaving no food.
Yes, the fish will overate to get all of the phytoplankton that is left, then they will die.
- 3. Multiple Choice
How do biodiversity and sustainability work together?
The higher the biodiversity, the greater the sustainability.
The lower the biodiversity the greater the sustainability.
The higher the biodiversity, the less sustainable the ecosystem.
Biodiversity has nothing to do with sustainability.
- 4. Multiple Choice
High biodiversity is ...
having a lot of the same organism.
having a few of the same organism.
only having one of each organism.
having a lot of variety of different organisms.
- 5. Multiple Choice
This picture is a great example of ____________ biodiversity.
hhhmmmm there is no way to know without counting
high
low
moderate
- 6. Multiple Choice
This picture is a great example of ____________ biodiversity.
hhhmmmm there is no way to know without counting.
high
low
moderate
- 7. Multiple Choice
Which do you think has a higher species diversity biodiversity, a food chain or a food web?
Food Chain
Food Web
- 8. Multiple Choice
What has a higher biodiversity: a rainforest forest or a frozen tundra?
Rainforest
Frozen Tundra
They have a similar biodiversity.
- 9. Multiple Choice
In general, as you move from the equator to the poles, what happens to biodiversity?
Increases
Decreases
Remains the same
- 10. Multiple Choice
Why is biodiversity in an ecosystem so important?
Because it can help humans where to determine good places to develop farm land.
Because places that have a healthy biodiversity are unaffected by major disturbances.
Because having a high biodiversity allows for fewer opportunities of competition for similar resources.
Because having a high biodiversity allows ecosystems to withstand disturbances (major changes).
- 11. Multiple Choice
What happened to the biodiversity in Yellowstone national forest with the addition of wolves to that temperate forest ecosystem?
Increased
Decreased
Stayed the same
- 12. Multiple Choice
What is happening to the biodiversity of the aquatic ecosystem as a result of the Great Barrier Reef dying?
Increased
Decreased
Stayed the same
- 13. Multiple Choice
Which of the following terms describes an ecosystems ability to survive or rebound from a major change?
Disturbance
Adaptations
Resiliency
Biodiversity
- 14. Multiple Choice
Which of the following terms describes any major changes that may occur to an ecosystem?
Disturbance
Adaptations
Resiliency
Biodiversity
- 15. Multiple Choice
Which factor is most likely to cause the number of rabbits living in an area to increase?
less water
lack of shelter
fewer predators
limited food
- 16. Multiple Choice
All of the populations of different organisms interacting in a pond make up...
a community.
the habitat.
a population.
an organism.
- 17. Multiple Choice
READ THE GRAPH!
This diagram provides information on the diversity, in number of species, for four major groups of animals over time. What is the only group that experienced an increase of diversity between 413 million years ago and 265 million years ago?
Mollusks
Arthropods
Echinoderms
Chordates
- 18. Multiple Choice
Which one of the following is a Man-Made disturbance?
Flood
Earthquake
Hurricane
Habitat Loss
- 19. Multiple Choice
Which one of the following is a Natural Disturbance?
Deforestation
Invasive Species
Fire
Population Growth
- 20. Multiple Choice
Earth's Biodiversity is....?
Increasing
Decreasing
Staying the same
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