Front

What is an ecosystem?

Back

An ecosystem includes all living (biotic) and non-living (abiotic) things in an environment.

Front

Which organisms make their own food through photosynthesis?

Back

Producers, such as grass, make their own food through photosynthesis.

Front

What are omnivores?

Back

Omnivores are organisms that feed on both living producers and other consumers.

Front

What is the role of decomposers in an ecosystem?

Back

Decomposers recycle nutrients within an ecosystem by eating dead or decaying organisms.

Front

What is true about the first trophic level in an energy pyramid?

Back

It has the most available energy and includes all producers.

Front

Define biotic factors in an ecosystem.

Back

Biotic factors are the living components of an ecosystem, such as plants, animals, and microorganisms.

Front

Define abiotic factors in an ecosystem.

Back

Abiotic factors are the non-living components of an ecosystem, such as sunlight, water, and soil.

Front

What is a food chain?

Back

A food chain is a linear sequence that shows how energy and nutrients flow from one organism to another.

Front

What is a food web?

Back

A food web is a complex network of interconnected food chains in an ecosystem.

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 energy.