Lentic and Lotic Water

Dropdown

Standing water ​

Select answer

Moving Water ​

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Multiple Choice

What moves lentic water mostly?

• Wind

• Humans

• Organisms

• Density

• Seasons

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Dropdown

Limited DO supply- ​

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Uniform water layers- ​

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Temperature Layers - ​

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Nutrients float on top - ​

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Plant growth close to shores - ​

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Multiple Choice

Which zone in this pond would be classified as profundal or the benthic zone?

• A

• B

• C

Multiple Choice

The zone that exists in shallow; sunlit water

• tropical
• littoral
• benthic
• eutrophic

Categorize

Options (8)

Swamp

Ponds

Wetlands

Lakes

Streams

Rivers

Creeks

Brooks

Match the bodies of water to the correct category.

Lentic

Lotic

Dropdown

Water flows continuously- ​

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Limited oxygen due to movement - ​

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Organisms adapted to stagnant movement - ​

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Nutrient is circulated frequently - ​

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Sediment is transported downstream -​

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Multiple Choice

Headwater streams

• Directly effect the health of ecosystems downs stream.

• Have lots of fresh sunlight due to lack of canopy cover.

• Are large and meandering with much less erosion than large rivers.

• Are the only lotic sources of water in North America

Multiple Choice

Seasonal overturn happens due to

• Changes in temperature in water.

• Changes in salinity in water.

• Changes in shoreline and sediment deposition

• Large windfalls due to changing seasons.

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Multiple Choice

Mapping watersheds are important because

• They help determine flood zones and environmental impact.

• They are fun to create and allow us to understand where water comes from.

• Allow us to determine migration patterns of geese.

• Help us determine how much rainfall will occur in a given area.

Multiple Choice

Most water pollution is the result of __________________.

• natural processes
• animal waste
• human activities
• acid rain

Multiple Choice

___________________ washes agricultural wastes, including animal wastes, fertilizers, and pesticides, into bodies of water, causing algae to grow.

• Runoff
• Peak flow
• Groundwater
• Municipal sewage

Multiple Choice

What are the different zones in lentic water systems that relate to proximity to the shore?

• Littoral Zone and Limnetic Zone
• Epilimnion Zone and Hypolimnion Zone
• Photic Zone and Aphotic Zone
• Metalimnion Zone and Profundal Zone

Multiple Choice

What determines the zones in lentic water systems?

• Temperature
• Light
• Depth
• All of the above

Multiple Choice

Which of the following is NOT a lentic water system?

• Pond
• Lake
• Ocean
• River

Multiple Choice

Relating to or living in actively moving water

• lentic

• lotic system

• migration

Multiple Choice

A harmful substance released into

the environment is called a

• generator

• fossil fuel

• pollutant

• coal