Chapter 3 Food Web Practice Question Bank

Front

What are decomposers?

Back

Decomposers are organisms, such as bacteria, fungi, and earthworms, that break down dead organic material and recycle nutrients back into the ecosystem.

Front

What is a carnivore?

Back

A carnivore is an animal that primarily eats other animals.

Front

What would happen if there were no producers in an ecosystem?

Back

If there were no producers, everything would die out because producers are essential for creating energy through photosynthesis.

Front

What role do zooplankton play in a marine food chain?

Back

Zooplankton are primary consumers that feed on phytoplankton, which are primary producers.

Front

Why is a pyramid shape used to represent energy in a food chain?

Back

A pyramid shape is used because energy decreases as you go up the food chain, similar to how a pyramid gets smaller as you go up.

Front

What are primary producers?

Back

Primary producers are organisms, like plants and phytoplankton, that produce energy through photosynthesis.

Front

What is the difference between herbivores and carnivores?

Back

Herbivores are animals that eat plants, while carnivores are animals that eat other animals.

Front

What is a food web?

Back

A food web is a complex network of interconnected food chains in an ecosystem, showing how energy and nutrients flow between organisms.

Front

What is a trophic level?

Back

A trophic level is a position in a food chain or food web, defined by how an organism obtains its energy.

Front

What are secondary consumers?

Back

Secondary consumers are organisms that eat primary consumers; they are typically carnivores or omnivores.