Changes to the Ecosystem

Front

Why do humans cut down forests?

Back

Humans cut down forests to build roads, buildings, and factories.

Front

How can an animal change the ecosystem?

Back

An animal can change the ecosystem by building structures, like how beavers build dams to create homes.

Front

What happens to birds when a fire destroys their forest habitat?

Back

The birds will have no place to build their homes.

Front

What happens to predator populations when prey populations increase?

Back

The population of predators will increase because of the availability of food.

Front

What is an ecosystem?

Back

An ecosystem is a system made up of all the biotic (living) and abiotic (non-living) factors in an area and all the interactions among them.

Front

What are biotic factors in an ecosystem?

Back

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

Front

What are abiotic factors in an ecosystem?

Back

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

Front

How do plants contribute to the ecosystem?

Back

Plants provide oxygen, food, and habitat for animals, and they help regulate the climate.

Front

What role do decomposers play in an ecosystem?

Back

Decomposers break down dead organic matter, returning nutrients to the soil and helping to recycle materials.

Front

What is habitat destruction?

Back

Habitat destruction is the process in which natural habitat is rendered unable to support the species present.