Chapter 3 Environmental Systems

Pick the letter of the term or phrase that best matches the description.

Earth’s thin outer layer

• a. crust

• b. mudflow

• c. atmosphere

• d. erosion

• e. magma

Pick the letter of the term or phrase that best matches the description.removal and transport of surface material by wind or water

• crust

• mudflow

• atmosphere

• erosion

• magma

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NGSS.MS-ESS2-2

What type of system is Earth?

• a. layered

• b. integrated

• c. related

• d. compressed

What consequences would occur to the nitrogen cycle if something happened that drastically reduced the population of bacteria on Earth?

• The nitrogen cycle would remain unaffected.

• There would be a decrease in nitrogen fixation.

• Nitrogen levels in the atmosphere would increase.

• Plants would receive more nitrogen.

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NGSS.MS-LS2-3

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which of the following will DECREASE the amount of carbon dioxide in the atmosphere?

• Combustion of fossil fuels

• Respiration

• Photosynthesis

• Decomposition

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NGSS.MS-LS1-6

Which type of organisms are responsible for turning nitrogen gas into a form useable by other organisms?

• Animals

• Plantae

• Fungi

• Bacteria

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NGSS.MS-LS2-3

The phosphorus cycle involves mainly the

• atmosphere and biosphere.

• lithosphere and hydrosphere.

• geosphere and biosphere.

• asthenosphere and hydrosphere.

Tags

NGSS.MS-ESS2-1

Which sphere are humans a part of?

• geosphere

• hydrosphere

• biosphere

• atmosphere

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NGSS.MS-ESS3-4

Earth's ____________________ consists of all the planet's living or once-living things and the nonliving parts of the environment with which they interact.

• biosphere

• atmosphere

• lithosphere

• hydrosphere

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NGSS.MS-LS2-3

NGSS.MS-LS2-1

In a process called ________________________, the addition of phosphorus to bodies of water can lead to an overgrowth of producers (usually algae).

• eutrophication

• photosynthesis

• respiration

• decomposition

Tags

NGSS.MS-LS2-4