Unit 3 Part 2 Vocabulary Review

Front

What type of relationship does a tapeworm have with its human host?

Back

Parasitism: A relationship where one organism benefits at the expense of another.

Front

What defines a top carnivore?

Back

An organism that has no natural enemies and only eats meat.

Front

What is a primary consumer?

Back

An organism that only consumes producers.

Front

What percentage of energy is passed from producers to herbivores in an energy pyramid?

Back

10%.

Front

What is an autotroph?

Back

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

Front

What is symbiosis?

Back

A close and long-term interaction between two different species.

Front

What is mutualism?

Back

A type of symbiotic relationship where both organisms benefit.

Front

What is commensalism?

Back

A type of symbiotic relationship where one organism benefits and the other is neither helped nor harmed.

Front

What role do decomposers play in an ecosystem?

Back

They break down dead organic material, returning nutrients to the soil.

Front

What is a food chain?

Back

A linear sequence of organisms through which nutrients and energy pass as one organism eats another.