Ecosystems and Energy Flow

Front

What are organisms that obtain energy by feeding on other organisms called?

Back

Consumers

Front

What describes an interconnection of food chains in an ecosystem?

Back

Food web

Front

Why is there a limit to the number of levels that a food chain can reach?

Back

Energy is lost when you move up a trophic level.

Front

Which organism is considered the primary consumer?

Back

Herbivorous duck

Front

What is the term for the number of organisms of the same species that live in a particular geographic area at the same time?

Back

Population

Front

What are organisms that produce their own energy through photosynthesis called?

Back

Producers

Front

What is the role of decomposers in an ecosystem?

Back

Decomposers break down dead organic matter and recycle nutrients back into the ecosystem.

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 trophic level?

Back

Each step in a food chain or food web, representing a different level of energy transfer.

Front

What is the difference between a food chain and a food web?

Back

A food chain is a single linear pathway of energy transfer, while a food web is a complex network of interconnected food chains.