Aquatic Flashcards
1
Q
What are the 4 lake zones?
A
- Littoral zone
- Limnetic zone
- Profundal zone
- Benthic zone
2
Q
What is littoral zone?
A
Area from the shore of a lake or pond to the point where no more plants grow in the lake bottom.
3
Q
What is Limnetic zone?
A
Area of a lake or pond in which there is open water and sufficient light for photosynthesis to occur
4
Q
What is Profundal zone
A
Region of a lake beneath the Limnetic zone, in which there is insufficient light for photosynthesis to occur
5
Q
What is Benthic zone
A
The lowest ecological zone in a water body,usually involves the sediments at the sea floor
6
Q
What are the two water pollutions
A
Eutrophic
Oligotrophic
7
Q
What is Eutrophic?
A
High nutrient levels,high photosynthesis,murky water,O2 poor
8
Q
What is oligotrophic?
A
Low nutrient levels, photosynthesis-limited, clear water,O2 rich
