Chapter 2: Food Webs and Chains Assessment

Review: 
A ________________ is a community of interacting organisms and their environment

• population
• community
• ecosystem
• abiotic factor

Review: 
A group of the same type of organisms is called: 

• a population
• a community
• an ecosystem
• an abiotic factor

Review: Classify it!
Frogs

• biotic
• abiotic

Review: Classify it!
Rocks

• Biotic
• Abiotic

Review: Classify it!
Cactus

• Biotic
• Abiotic

When the population of organisms in an ecosystem is in balance, we say the ecosystem is: 

• in succession
• in equilibrium
• not balanced
• endangered

What is the original source of alll energy in the food chain

• the sun
• water
• plants
• carnivores

An organism that makes it's own food

• producer
• consumer
• decomposer

An organisms that gets it's energy by eating other organisms

• producer
• consumer
• decomposer

An organism that breaks bioitic wastes and dead organisms

• producer
• consumer
• decomposer