Matter Cycling

All living parts of an ecosystem (plants, animals, and decomposers) are depend on one another for

• food

• energy

• cycling matter

• food, energy, and the cycling of matter

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Carbon dioxide is needed for...

• nitrogen fixation

• photosynthesis

• evaporation

• transpiration

Tags

NGSS.MS-LS1-6

_______________________ converts nitrogen into a form that plants can absorb.

• Denitrifying bacteria

• Nitrogen fixing bacteria

• Decomposers

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

How do animals obtain nitrogen stored in plants?

• Denitrifying bacteria

• Nitrogen fixing bacteria

• Directly from the atmosphere

• They eat the plants

Tags

NGSS.MS-LS2-3

Which of the following cycles lacks a gas phase? This means that the element does not exist in a gas phase.

• carbon

• nitrogen

• phosphorous

• none of the above

Which of the following is the law of conservation of mass and energy?

• Mass and energy are never created or destroyed, just changes forms

• All of the activities carried out by a cell

• Process in which oxygen is chemically combined with food molecules in the cell to release energy

• none of these

Tags

NGSS.MS-PS1-5

NGSS.MS-PS3-4

NGSS.MS-PS3-5

or FALSE?
All of the carbon in existence is continually recycled in the carbon cycle.

• True

• False

Tags

NGSS.MS-LS2-3

Organisms that do not decompose can be buried and become what?

• water

• nutrients

• air

• fossil fuels

Carbon can be found in...

• The atmosphere

• Soil

• Fossil fuels

• All of the above

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

How does the human body return carbon to the atmosphere in the carbon cycle?

• Waste products

• Photosynthesis

• Cellular respiration

• Formation of glucose