Science Fusion Unit 5 Review

People try to restore habitats and repair damaged ecosystems by replanting trees and cleaning up pollution.

• True

• False

Tags

NGSS.MS-LS2-5

Extinction happens when all the members of a certain species are endangered.

• True

• False

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NGSS.MS-LS4-1

Pollution is the contamination of air, water or soil by substances harmful to organisms.

• True

• False

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NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

Protecting ecosystems and the organisms living in them is called conservation.

• True

• False

Tags

NGSS.MS-LS2-5

Primary succession occurs where an ecosystem has been disturbed, but soil is still present.

• True

• False

Carrotwood is a fast-growing landscape tree. It crowds out native plants and competes for light and other resources. Which term describes the carrotwood species?

• native

• migrant

• invasive

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NGSS.MS-LS2-2

The kudzu vine eventually kills other plants it covers because it blocks out sunlight. Kudzu has been reported to grow roughly 1 ft per day. What can you conclude from this information?

• Kudzu is an invasive organism.

• Kudzu is a pollutant

• Kudzu is an illustration of a predator-prey relationship

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

In which of these ways would doubling a region’s human population most likely change the environment?

• People will destroy more habitat by building homes and buildings.

• People will protect more organisms than they did before the increase.

• People will use fewer resources that other organisms also need for survival.

Tags

NGSS.MS-ESS3-4

Environmental changes happen all the time. For example, the figure below shows a sign that you might see while riding along a road in many places. What can you conclude about environmental changes after seeing this sign?

• Changes in the environment happen in cycles.

• The ONLY changes to the environment happen naturally.

• Humans can change the environment by destroying habitat.

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-5

Which describes the biotic part of the ecosystem?

• plants that grow in soil

• the animals that breathe oxygen

• all living things in the environment

Tags

NGSS.MS-LS2-4