Unit 2 Matter in Ecosystems REVIEW

Which term describes organisms that are hunted by other organisms?

• preditor

• prey

• consumer

• decomposer

Which term describes animals that hunt and feed on other animals?

• predator

• prey

• producer

• decomposer

Consumers must eat food to get energy

• True

• False

____________ break down decaying materials in an ecosystem. 

• producers

• consumers

• decomposers

Explain how a fungi is different from a plant. (select 2)

• Fungi are decomposers, plants are producers.

• Fungi and plants both make energy from the sun

• Fungi has to break down matter for energy, plants make food using energy from the sun.

• Fungi are producers, plants are decomposers.

Which of these can be limiting factors in an ecosystem?

• water

• food

• space

• all of the above

What do consumers eat for energy?

• Water
• Food
• Sunlight
• Air

Which of these are biotic factors?

• Rocks, water, air
• Sunlight, temperature, soil
• Wind, rain, clouds
• Plants, animals, fungi, bacteria

An organism's role/job in an ecosystem is its

• species
• habitat
• niche
• population

When a plant uses carbon dioxide from animals and the plants are a source of food for animals, this is an example of

• biotic factors

• abiotic factors

• interdependence

• energy