Human Impact on Cycles of Matter

If a forest fire occurs, what will happen to the carbon in the forest?

• It will go into the soil

• It will go into the atmosphere

• It will runoff into nearby streams and rivers

• It will be destroyed

Tags

NGSS.MS-LS2-3

Which of the following is an example of human impact on the carbon cycle?

• The increased production of methane gases from cattle farms

• The burning of fossil fuels

• The cutting down of trees for lumber

• Driving automobiles

• All of the above

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

In the carbon cycle, animals can release carbon back into the cycle through __________ or through __________.

• burning . . . photosynthesis

• fixation . . . decomposition

• decomposition . . . photosynthesis

• respiration . . . decomposition

• respiration . . . photosynthesis

Humans burn fossil fuels and wood, releasing carbon dioxide into the atmosphere. This carbon dioxide is then absorbed by trees for photosynthesis. These processes are contributory to which chemical cycle?

• The carbon cycle

• The water cycle

• The nitrogen cycle

• The phosphorous cycle

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Name the process by which carbon gets from a plant to an animal (for instance from a leaf to a caterpillar).

• Photosynthesis
• Consumption (eating)
• Decomposition
• Diffusion

Tags

NGSS.MS-LS2-3

What process converts carbon dioxide from the air into glucose?

• Photosynthesis
• Consumption (eating)
• Osmosis
• Cellular Respiration

Tags

NGSS.MS-LS1-6

What is one way that humans can lessen their impact on the environment?

• Recycle
• Eat more meat
• Drive large vehicles
• Increase agricultural area

Tags

NGSS.MS-ESS3-3

NGSS.MS-LS2-5

A colorless, odorless gas produced by burning carbon and organic compounds and by respiration

• drought
• carbon emissions
• natural resources
• carbon dioxide

Tags

NGSS.MS-ESS3-4

a gradual increase in the avg temperature of the earth's atmosphere due to burning fossil fuels

• reduce, reuse, recycle
• drought
• global warming
• pollution

Tags

NGSS.MS-ESS3-5

Greenhouse gasses trap heat and reflect it back toward the Earth, which makes the temp rise

• greenhouse gas effect
• pollution
• extinction
• drought

Tags

NGSS.MS-ESS3-4

NGSS.MS-ESS3-5