2023 Ecology Review

Front

What does a food chain represent?

Back

A single path of energy transfer within a habitat.

Front

What may happen if the snowshoe hare was removed from the food web?

Back

The shrew population would decrease due to being the only hawk food source.

Front

Which trophic level has access to the most energy?

Back

Producers.

Front

Which of the following disturbances would have the most effect on an ecosystem?

Back

Glacier.

Front

An organism that needs to eat other organisms to obtain energy is known as a:

Back

Consumer.

Front

What is an autotroph?

Back

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

Front

Define a producer in an ecosystem.

Back

An organism that can make its own food, usually through photosynthesis.

Front

What is a primary consumer?

Back

An organism that eats producers; typically herbivores.

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 trophic level?

Back

A position in a food chain or food web, defined by how many energy transfers away from the original source.