Eco Dynamics

Pollution that comes from MANY different places and is hard to identify its source.

• Point

• Non-Point

Pollution that comes from a single source

• Point

• Non-Point

Tags

NGSS.MS-ESS3-3

A ship carrying gasoline runs into shore and spills large amount of gasoline.

• Point

• Non-Point

Tags

NGSS.MS-ESS3-3

Snow melts in parking lots and carries oils into nearby waterways

• Point

• Non-Point

Tags

NGSS.MS-ESS3-3

Chemicals released from an Industrial Plant directly into a river

• Point

• Non-Point

Tags

NGSS.MS-ESS3-3

Construction sites sediments wash away into a stream.

• Point

• Non-Point

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS2-2

Which of the following best describes primary succession?

• Volcano wipes out ecosystem that gradually grows back from ash covered soil

• Volcano creates a new island of rock that must break down to form an ecosystem

• Forest fire burns down forest that must bounce back over time

• Tornado destroys a crop that must slowly grow back over time.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-3

NGSS.MS-ESS2-2

Which progression best explains secondary succession?

• lichens>grass>shrubs>small trees> big trees

• mosses>creates soil>grasses>small trees> big trees

• Volcano destroys ecosystem>grasses>shrubs>small trees>big trees

• Volcano forms new island> lichens>grasses>shrubs>small trees>big trees

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-3

Primary succession occurs in areas with:

• very little soil

• lots of soil

• no soil

• soil that has been disturbed

Tags

NGSS.MS-LS2-3

What best describes the term succession?

• rapid changes that create an ecosystem overnight

• gradual changes over time to fully create or restore and ecosystem

• forest with the tallest trees

• the rate species produce offspring