BIO Communities and Biomes

organism that has an unusually large effect on its ecosystem

• pioneer species

• consumer

• herbivore

• keystone species

Tags

NGSS.MS-LS2-5

succession that occurs on surfaces where no soil exists

• primary succession

• secondary succession

• ecological succession

• biome

the struggle between organisms to survive in a habitat with limited resources

• pioneer species

• competition

• primary succession

• biome

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

A group of ecosystems that share similar climates and typical organisms

• pioneer species

• habitat

• biome

• primary succession

first species to populate an area during primary succession

• consumer

• pioneer species

• secondary succession

• biome

succession when an existing community has been cleared, but soil left intact.

• primary succession

• secondary succession

• biome

• lichen

gradual change in living communities that follows a disturbance

• ecological succession

• competition

• predation

• pioneer species

A biome is defined by which two ABIOTIC factors?

• rainfall and snow

• rainfall and mountain ranges

• temperature and rainfall

• temperature and wind speeds

The amount of oxygen in a fish tank is a _______ that affects the number of fish that can live in the tank

• Tolerance zone

• Limiting factor

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

An area of forest that experiences very little change in species composition is a

• Climax community

• Primary succession