Ecology Review

Front

What is Parasitism?

Back

A relationship between two organisms where one organism benefits at the expense of the other, often causing harm.

Front

What is the energy loss percentage when moving up a food chain?

Back

90% of energy is lost as heat to the environment.

Front

What percentage of energy is passed on to the next trophic level?

Back

10%.

Front

What is a Heterotroph?

Back

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

Front

What is Competition in ecology?

Back

An interaction between organisms where they vie for the same resources, such as food or habitat.

Front

What is Mutualism?

Back

A symbiotic relationship where both organisms benefit from the interaction.

Front

What is Commensalism?

Back

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

Front

What is a Food Chain?

Back

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

Front

What is a Food Web?

Back

A complex network of feeding relationships among various organisms in an ecosystem.

Front

What is an Autotroph?

Back

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