Changes in Ecosystems

The first species to inhabit barren, disrupted, or damaged ecosystems.

• climax community

• pioneer species

• primary succession

• secondary succession

An ecological community in which populations of plants or animals remain stable and exist in balance with each other.

• pioneer species

• climax community

• primary succession

• secondary succession

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

The slow development or replacement of an ecological community by another ecological community over time.

• ecological succession

• primary succession

• secondary succession

• pioneer community

An ecological community that starts to grow in an area that has no soil.

• pioneer species

• ecological succession

• primary succession

• secondary succession

Type of ecological succession in which plants and animals recolonize a habitat after a major disturbance.

• ecological succession

• primary succession

• secondary succession

• climax community

Excess nutrients in a lake or other body of water which causes a dense growth of plant life and death of animal life from lack of oxygen.

• eutrophication

• protrophication

• nutritrophication

• oxytrophication

Tags

NGSS.MS-LS2-1

An event that changes an ecosystem.

• annoyance

• disturbance

• aggravation

• irritation

Tags

NGSS.MS-LS2-4

Natural disasters that destroy or significantly disrupt and/or change an ecosystem.

• disturbance

• catastrophic event

• eventful catastrophe

• disturbing event

Tags

NGSS.MS-ESS3-2

NGSS.MS-LS2-4

Areas where ecosystems are generally similar.

• biome

• environment

• ecoregion

• ecology

The ability of an ecosystem to meet human needs.

• availability

• sustainability

• dependability

• reliability

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-5