Stream and Water Systems Quiz

What are lotic systems?

• Standing bodies of water

• Flowing fresh waters

• Underground water systems

• Temporary streams

How many miles of flowing waters does Pennsylvania have?

• 83,000 miles

• 84,000 miles

• 85,000 miles

• 86,000 miles

Which type of stream flows only when precipitation occurs?

• Perennial streams

• Intermittent streams

• Ephemeral streams

• Headwater streams

Tags

NGSS.MS-ESS2-4

What is the riparian zone?

• The area where two streams meet

• The vegetated or forested area along a stream

• The bottom of a stream

• The middle of a river

Tags

NGSS.MS-LS2-2

Which stream type flows year-round?

• Ephemeral streams

• Perennial streams

• Intermittent streams

• Seasonal streams

Tags

NGSS.MS-ESS2-4

What is turbidity?

• The speed of water flow

• The temperature of water

• The measure of water cloudiness

• The depth of a stream

What happens when two first-order streams join together?

• They form a river

• They form a third-order stream

• They form a second-order stream

• They form a lake

Tags

NGSS.MS-ESS2-4

Which type of pollution comes from factories?

• Nonpoint source pollution

• Surface runoff

• Acid rain

• Point source pollution

What is the preferred temperature range for cold water fish species?

• 70°F to 85°F

• 60°F to 75°F

• 50°F to 65°F

• 45°F to 55°F

What is the first step in a coldwater stream food chain?

• Microbes attach to leaves

• Leaves enter stream

• Shredders break down leaves

• Waste washes downstream

Tags

NGSS.MS-LS2-2