8th Grade Unit 9 Ecosystems

Nonliving factors in the environment; physical rather than biological; do not come from living organisms.

• Abiotic

• Biotic

• Sustainability

• Niche

Tags

NGSS.MS-ESS2-1

A variety of organisms in an ecosystem or biome

• Biotic

• Biodiversity

• Limiting Factor

• Pioneer Species

Tags

NGSS.MS-LS2-5

NGSS.MS-LS2-2

Living factors in the environment; related to, produced by, or caused by living organisms

• Abiotic

• Biotic

• Equilibrium

• Ecosystem

Tags

NGSS.MS-LS2-4

NGSS.MS-LS3-1

Dominant community of plants and animals that come to live in an area.

• Natural Disaster

• Ecological Succession

• Climax Community

• Sustainability

The changing sequence of communities that live in an ecosystem during a given time period

• Niche

• Ecosystem

• Ecological Succession

• Biodiversity

A community of interacting living organisms and the physical environment that they live in

• Pioneer Species

• Food Web

• Ecosystem

• Limiting Factor

Tags

NGSS.MS-LS2-3

Ability to maintain ecological processes over long periods of time; ability of an ecosystem to maintain its structure and function over time

• Niche

• Sustainability

• Equilibrium

• Pioneer Species

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-5

A state of balance

• Primary Succession

• Niche

• Equilibrium

• Ecosystem

A representation of several overlapping food chains in an ecosystem; includes the flow of energy from the Sun through producers to consumers and decomposers through multiple pathways

• Biotic

• Equilibrium

• Sustainability

• Food Web

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

A condition or resource that keeps a population at a certain size

• Climax Community

• Limiting factor

• Ecological Succession

• Niche