Microscopic, free-floating, autotrophic organisms that function as producers in aquatic ecosystems are called...
Aquatic Ecology

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Biology
•
9th - 12th Grade
•
Hard
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21 questions
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1.
FLASHCARD QUESTION
Front
Back
phytoplankton
2.
FLASHCARD QUESTION
Front
Aquatic insects or other small organisms that have no backbone and are large enough to be seen without a microscope are called...
Back
benthic macroinvertebrates
3.
FLASHCARD QUESTION
Front
Pollutants discharged from a single identifiable location (e.g., pipes, ditches, channels, sewers, tunnels, containers of various types).
Back
point source pollution
4.
FLASHCARD QUESTION
Front
Water pollution that does not have a specific point of origin is called ...
Back
non point source pollution
5.
FLASHCARD QUESTION
Front
Water that drains into a water source after a rain storm occurs. This is the number one cause of non point source pollution in Pennsylvania.
Back
storm water runoff
6.
FLASHCARD QUESTION
Front
An immediate increase in the amount of algae and other producers that results from a large input of nutrients is called...
Back
algal bloom
7.
FLASHCARD QUESTION
Front
Overnourishment of aquatic ecosystems with plant nutrients (mostly nitrates and phosphates) because of human activities such as agriculture, urbanization, and discharges from industrial plants and sewage treatment plants.
Back
cultural eutrophication
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