Ecosystems-5th Grade

Front

What is an ecosystem?

Back

An ecosystem is a community of living organisms (plants, animals, and microorganisms) interacting with their physical environment (soil, water, air) in a specific area.

Front

What is a biotic factor?

Back

A biotic factor is a living part of an ecosystem, such as plants, animals, and bacteria.

Front

What is an abiotic factor?

Back

An abiotic factor is a non-living part of an ecosystem, such as sunlight, water, temperature, and soil.

Front

What is a predator?

Back

A predator is an organism that hunts and eats other organisms.

Front

What is prey?

Back

Prey is an organism that is hunted and eaten by a predator.

Front

What role do decomposers play in an ecosystem?

Back

Decomposers break down dead organisms and waste, returning nutrients to the soil and helping to recycle matter in the ecosystem.

Front

Give an example of a decomposer.

Back

A mushroom is an example of a decomposer.

Front

What happens to a population if its main food source decreases?

Back

If a population's main food source decreases, the population is likely to decrease as well.

Front

What is a food chain?

Back

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

Front

What is a food web?

Back

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