A community of organisms and their abiotic environment.

• Ecosystem
• Ecology
• Food web
• Population

An organism that makes its own food.

• Consumer
• Producer
• Decomposer
• Scavenger

An organism that gets its energy by eating other organisms.

• Producer
• Scavenger
• Consumer
• Decomposer

An organism that gets its energy by breaking down dead organisms.

• Producer
• Consumer
• Scavenger
• Decomposer

Non-living

• Abiotic
• Anti-biotic
• Pro-biotic
• Non-biotic

The largest population that an environment can support at any given time.

• Population capacity
• Carrying capacity
• Carrying population
• Maximum population

A linear diagram showing limited numbers of organisms and their eating relationships.

• Energy pyramid
• Food web
• Food chain
• Feeding relationship diagram

A diagram that shows the feeding relationships among organisms in an ecosystem.

• Energy pyramid
• Feeding relationship diagram
• Food chain
• Food web

If you change an ecosystem, what can happen to its ability to carry a human population?

• Alter the ability to sustain a human population.
• It will definitely increase. 
• It will remain unchanged due to increasing technology.
• The ecosystem will immediately restore balance.

What is the name of the process through which plants capture and transfer solar energy?

• Photosugar synthesis
• Photosynthesis
• Cellular respiration
• Polysaccharide sysnthesis