Apes Eutrophication

Eutrophication:

• lessens biodiversity.

• lowers the dissolved oxygen content of the water.

• is caused by nutrient enrichment.

• results in increased photosynthetic productivity.

• all of these

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which of the following is a direct consequence of eutrophication in aquatic ecosystems?

• Increase in fish population

• Decrease in water clarity

• Increase in water temperature

• Decrease in nutrient levels

What is the primary cause of eutrophication in water bodies?

• Excessive use of pesticides

• Deforestation

• Nutrient enrichment

• Overfishing

Tags

NGSS.MS-ESS3-4

Which nutrient is most commonly associated with causing eutrophication?

• Nitrogen

• Phosphorus

• Potassium

• Calcium

Tags

NGSS.MS-LS2-3

How does eutrophication affect the oxygen levels in water?

• Increases oxygen levels

• Decreases oxygen levels

• No effect on oxygen levels

• Fluctuates oxygen levels

Tags

NGSS.MS-LS2-4

What is a common visible sign of eutrophication in lakes and rivers?

• Clear water

• Algal blooms

• Increased fish activity

• Decreased sedimentation

Which of the following human activities is most likely to contribute to eutrophication?

• Industrial emissions

• Agricultural runoff

• Urban development

• Fishing

Tags

NGSS.MS-LS2-1

Eutrophication can lead to the death of aquatic life primarily due to:

• Toxic algae

• Lack of sunlight

• Oxygen depletion

• Cold water temperatures

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which process is accelerated by eutrophication, leading to the depletion of oxygen in water bodies?

• Photosynthesis

• Respiration

• Decomposition

• Evaporation

What role do algae play in the process of eutrophication?

• They decrease nutrient levels

• They increase oxygen levels

• They block sunlight and deplete oxygen

• They stabilize water temperature

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4