LS.10 Ecosystem Dynamics

First species to arrive in an area

• invasive species
• abiotic components
• pioneer species
• parasites

Replacement of one type of community by another at a single place over time

• symbiosis
• succession
• competition
• cooperation

Tags

NGSS.MS-LS2-4

Series of changes where other organisms have not previously lived

• primary succession
• secondary succession
• commensalism
• competition

Stable, final stage of succession

• adaptation
• pioneer species
• niche
• climax community

First species occuring in areas of primary succession are mosses and

• grasses
• wildflowers
• trees
• lichens

Tags

NGSS.MS-LS1-5

Succession type?

• primary succession
• secondary succession
• tertiary succession
• variable succession

Tags

NGSS.MS-LS2-4

Succession type?

• primary succession
• secondary succession
• tertiary succession
• variable succession

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-3

Plant life starting to grow on a volcano

• primary succession
• secondary succession
• tertiary succession
• variable succession

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-3

Primary succession occurs in an area that has:

• soil

• no soil

• some soil

• none of these

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-3

What is an example of an area that is likely to undergo primary succession?

• Glaciers melt and leave exposed rock

• Plants die from drought and decompose

• Land is bulldozed and soil remains

Tags

NGSS.MS-ESS2-2