Populations and Resources

Front

What is a population in an ecosystem?

Back

A population is a group of individuals of the same species living in a specific area at the same time.

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What is an ecosystem?

Back

An ecosystem is a community of living organisms interacting with their physical environment.

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What is a food chain?

Back

A food chain is a linear sequence of organisms through which nutrients and energy pass as one organism eats another.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Front

What is a predator?

Back

A predator is an animal that hunts and eats other animals.

Front

What is prey?

Back

Prey is an animal that is hunted and eaten by predators.

Front

What happens when a predator population decreases?

Back

When a predator population decreases, the population of its prey may increase due to reduced predation.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Front

What is a trophic level?

Back

A trophic level is a position in a food chain or food web, representing the flow of energy and nutrients.

Tags

NGSS.MS-LS2-3

Front

What is the role of producers in an ecosystem?

Back

Producers, like plants, create energy through photosynthesis and form the base of the food chain.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Front

What is a consumer?

Back

A consumer is an organism that eats other organisms for energy.

Front

What is a decomposer?

Back

A decomposer is an organism that breaks down dead material, returning nutrients to the soil.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3