Grade 7 Science Test: Interactions in the Environment

Front

Plants absorb light and frogs eat flies. These are examples of how organisms _____________

Back

obtain energy

Front

Rabbit population growth from Jan to Nov may be due to:

Back

Decrease in predators

Front

Ecosystem stability is defined by its ability to meet the needs of supported living organisms.

Back

True

Front

Abiotic elements in an ecosystem are living things.

Back

False

Front

Consumers do not produce energy for others.

Back

False

Front

Organism that initiates energy flow in a food web.

Back

Producer

Front

Flow of energy in an ecosystem:

Back

Food chain

Front

Responsible for returning nutrients to soil:

Back

Decomposers

Front

Example of a decomposer:

Back

Fungi

Front

Producer:

Back

Algae