ECOLOGY FINAL REVIEW

Front

What is the largest group of organisms found in a food web?

Back

Producers

Front

What role do worms play in an ecosystem?

Back

Decomposers

Front

Which of the following is NOT a consumer: grass, dog, shark, fish?

Back

Grass

Front

How is the direction of energy flow in a food web represented?

Back

Arrows

Front

What is an organism that can make its own energy called?

Back

Autotroph

Front

What are the primary producers in an ecosystem?

Back

Plants, which convert sunlight into energy through photosynthesis.

Front

What is the role of primary consumers in a food web?

Back

They eat producers (plants) to obtain energy.

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 the difference between a food web and a food chain?

Back

A food web is a complex network of interconnected food chains.

Front

What are decomposers and why are they important?

Back

Decomposers break down dead organic matter, recycling nutrients back into the ecosystem.