A process by which nutrients, particularly phosphorus and nitrogen, become highly concentrated in a body of water, leading to increased growth of organisms such as algae or cyanobacteria.
A process by which nutrients, particularly phosphorus and nitrogen, become lowly concentrated in a body of water, leading to increased growth of organisms such as algae or cyanobacteria.
idk
None of the above
3. Multiple Choice
30 seconds
1 pt
acid rain
Chemicals in the air that mix with precipitation. Kills fish and eats away at the surfaces of buildings. Can destroy entire forest.
Idk
Chemicals in the air that mix with solids. Kills fish and eats away at the surfaces of buildings. Can destroy entire forest.
none of the above
4. Multiple Choice
30 seconds
1 pt
Invasive Species
An introduced species that spreads out and often has harmful ecological effects on other species or ecosystems
An Endangered species that spreads out and often has harmful ecological effects on other species or ecosystems
all of the above
IDK
5. Multiple Choice
30 seconds
1 pt
Introduced Species
A species moved by humans, either intentionally or accidentally, from its native location to a new geographic region; also called non-native or exotic species.
A Ecosystem moved by humans, either intentionally or accidentally, from its native location to a new geographic region; also called non-native or exotic species.
A Biosphere moved by humans, either intentionally or accidentally, from its native location to a new geographic region; also called non-native or exotic species.
IDK
6. Multiple Choice
30 seconds
1 pt
Greenhouse Gases
Gases such as carbon dioxide, methane, nitrous oxide, water vapor, and ozone in the atmosphere which are involved in the greenhouse effect (they absorb the sun's energy and heat up)
liquids such as carbon dioxide, methane, nitrous oxide, water vapor, and ozone in the atmosphere which are involved in the greenhouse effect (they absorb the sun's energy and heat up)
Solids such as carbon dioxide, methane, nitrous oxide, water vapor, and ozone in the atmosphere which are involved in the greenhouse effect (they absorb the sun's energy and heat up)
IDK
7. Multiple Choice
30 seconds
1 pt
Global Warming
An increase in the average temperature of the earth's atmosphere (especially a sustained increase that causes climatic changes)
An decrease in the average temperature of the earth's atmosphere (especially a sustained decrease that causes climatic changes)
All of the above
IDK
8. Multiple Choice
30 seconds
1 pt
Limiting Factors
Factors that could limit a populations growth rate- Biotic (food available, disease, competition) abiotic (climate change, physical space) density-dependent (food/space shortage, waste accumulation) and density-independent (natural disasters, drought)
Factors that could NOT limit a populations growth rate- Biotic (food available, disease, competition) abiotic (climate change, physical space) density-dependent (food/space shortage, waste accumulation) and density-independent (natural disasters, drought)
IDK
All of the above
9. Multiple Choice
30 seconds
1 pt
Carrying Capacity
The largest number of individuals that the environment of a particular area can sustainably support.
idk
none of the above
all of the above
10. Multiple Choice
30 seconds
1 pt
Bio diversity
The diversity of animals and plants living within an ecosystem