Understanding Eutrophication
Interactive Video
•
Biology, Science
•
6th - 10th Grade
•
Practice Problem
•
Hard
Emma Peterson
FREE Resource
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5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary source of nutrients that lead to eutrophication in water bodies?
Industrial waste
Ocean currents
Forest runoff
Household and agricultural waste
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do decomposers contribute to the process of eutrophication?
By increasing water temperature
By consuming oxygen and releasing nutrients
By blocking sunlight
By producing harmful chemicals
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What effect does the algae layer have on the water surface?
It reduces water temperature
It blocks the entry of oxygen
It enhances oxygen levels
It increases water clarity
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a direct consequence of oxygen depletion in water bodies?
Enhanced plant growth
Improved water quality
Increased fish population
Death of aquatic organisms
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the cycle of eutrophication continue after the death of organisms?
The dead organisms are removed by humans
The dead organisms decompose, releasing more nutrients
The dead organisms are consumed by larger predators
The dead organisms sink to the bottom and remain unchanged
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