The non-living components of an ecosystem

• Biodiversity
• Adaptation
• Abiotic
• Biotic

The structure or behavior that helps an organism survive in its surroundings

• Abiotic
• Adaptation
• Consumer
• Ecology

A variety of different species in an area

• Biodiversity
• Adaptation
• Ecology
• Food Web

The living components of an ecosystem

• Abiotic
• Community
• Biotic
• Producer

All of the populations sharing a specific area or region

• Community
• Ecosystem
• Food Web
• Biodiversity

An organism, usually an animal, that feeds on plants or other animals.

• Producer
• Consumer
• Host
• Prey

Continuous colonization, extinction, and replacement of species' populations at a particular site, due to environmental changes.

• Ecological Succession
• Ecology
• Commensalism
• Competition

Study of interactions of organisms with each other and their environment

• Community
• Ecology
• Energy Pyramid
• Primary Succession

Ecological hierarchy of food relationships in which a chief predator is at the top; each level receives energy from the next lower level

• Energy Pyramid
• Food Chain
• Food Web
• Competition

Arrangement of the organisms of an ecological community according in which each uses the next usually lower member as a food source

• Energy Pyramid
• Food Chain
• Food Web
• Competition