Ecosystems Unit Review

What does the picture show?

• A Food Web
• An Ecosystem
• A Food Chain
• A nice scenery

Where does the food chain START?

• with consumers that eat grass

• with the sun giving energy to producers

• with the sun giving energy to consumers

• with consumers eating other consumers

Which of the following are factors that could cause extinction?

• Destruction of animals' habitat

• Climate change

• Pollution

• Increased human population (more people)

• ALL of the above could cause extinction

Breaks down and feeds on the remains of other organisms

• decomposer

• consumer

• producer

Which is not an element of biodiversity?

• Ecosystem diversity

• Species diversity

• Genetic diversity

• Habitat diversity

An oak tree is a/an...

• Producer

• Primary Consumer

• Secondary Consumer

• Decomposer

An individual living thing is a/an __________.

• habitat
• ecosystem
• organism
• population

All of the nonliving parts of an ecosystem are _______.

• biography
• biotic
• abiotic
• biology

Temperature, light, air, water, and soil are all  _____  parts of the environment

• alive
• biotic 
• abiotic
• living

A group of bunnies living in the forest is an example of a __________.

• Population
• Ecosystem
• Individual
• Community