What is the primary source of nutrients for plants in a lake's food chain?

Lake Ecosystem Dynamics and Management

Interactive Video
•
Biology
•
9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sunlight
Nutrients
Zooplankton
Fish
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does snow on ice affect the oxygen levels in a lake during winter?
Melts the ice faster
Has no effect
Prevents sunlight from reaching plants
Increases oxygen levels
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the cold water layer in a lake during summer?
It rises to the top
It mixes with warm water
It remains at the bottom
It evaporates
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do some fish species struggle to survive by the end of summer?
Excessive algae growth
Too much sunlight
Lack of food
No oxygen in cold water
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What effect does a harsh winter have on lake vegetation?
Prevents ice formation
Increases plant growth
Reduces sunlight for plants
Stabilizes plant roots
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does ice movement affect lake vegetation?
It increases plant growth
It uproots plants
It fertilizes the plants
It stabilizes the lake bed
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when algae outcompete plants for nutrients?
Algae growth decreases
Fish population increases
Water becomes clearer
Algae bloom occurs
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