7th Grade Review

Front

What are producers in an ecosystem?

Back

Producers are organisms, like plants, that use sunlight to make their own food and produce energy for the rest of the ecosystem.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Front

What are limiting factors in an environment?

Back

Limiting factors are resources or environmental factors that restrict the size of a population, such as the amount of water available.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

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.

Tags

NGSS.MS-LS2-3

Front

What is a physical change?

Back

A physical change is a change that affects one or more physical properties of a substance, such as color.

Front

Where do earthquake epicenters typically appear?

Back

Earthquake epicenters typically appear along plate boundaries.

Tags

NGSS.MS-ESS3-2

Front

What is the role of consumers in an ecosystem?

Back

Consumers are organisms that consume other living things in an ecosystem for energy.

Tags

NGSS.MS-LS2-2

Front

What is interdependence in an ecosystem?

Back

Interdependence refers to the way different organisms rely on each other for survival within an ecosystem.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Front

What is a niche?

Back

A niche is the role or function of an organism or species within an ecosystem, including its habitat and interactions.

Front

What happens to energy as it moves up the food chain?

Back

Energy decreases as it moves up the food chain, meaning less energy is available to higher trophic levels.

Tags

NGSS.MS-LS2-3

Front

What is an example of a limiting factor?

Back

An example of a limiting factor is the availability of water, which can limit the number of animals that can live in an area.

Tags

NGSS.MS-LS2-1