Chapter C2: Interactions in Ecosystems

Front

What is mutualism?

Back

A relationship in which two organisms benefit from the actions of each other.

Front

What is the source of energy for all producers?

Back

The sun.

Front

What is a producer?

Back

A producer is an autotroph, an organism that can make its own food.

Front

What type of relationship do clown fish and sea anemones have?

Back

Commensalism.

Front

What is parasitism?

Back

A relationship in which one organism is harmed while the other benefits.

Front

What is commensalism?

Back

A relationship in which one organism benefits and the other is neither helped nor harmed.

Front

What is an autotroph?

Back

An organism that produces its own food, typically through photosynthesis.

Front

What is a heterotroph?

Back

An organism that cannot produce its own food and must consume other organisms.

Front

Give an example of mutualism.

Back

Bees pollinating flowers while obtaining nectar.

Front

What role do producers play in an ecosystem?

Back

They convert sunlight into energy, forming the base of the food chain.