Biogeo Benchmark 1

Where are denitrifying bacteria found?

• In the soil
• Root nodules
• In dead things
• In the atmosphere

Tags

NGSS.MS-LS2-3

What is the only process that removes carbon from the atmosphere?

• combustion
• cellular respiration
• photosynthesis
• decomposition

Tags

NGSS.MS-LS1-6

When nitrogen gas is turned in to a form that plants and animals can use is called 

• Combustion
• Photosynthesis
• Decomposition
• Nitrogen Fixation

What is the most abundant gas in the atmosphere?

• hydrogen
• oxygen
• helium
• nitrogen

Carbon dioxide is added to the atmosphere by

• Burning fossil fuels 
• Cellular respiration
• Decomposing organic matter
• All answers are correct

Tags

NGSS.MS-ESS3-4

What is called when water vapor is released by leaves of trees?

• precipitiation

• evaporation

• transpiration

• filtration

Tags

NGSS.MS-ESS2-4

What is the largest reservoir for water?

• the ocean

• rocks and minerals

• the atmosphere

• glaciers

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

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

• water
• nutrients
• air
• fossil fuels

Tags

NGSS.MS-LS4-1

The diagram shows the flow of organic molecules through an ecosystem. What two processes are identified by the labels X and Y?

• X : Respiration
  Y : Predation
• X : Adaptation
  Y : Decomposition
• X : Fermentation
  Y : Nitrogen Fixation
• X : Decomposition
  Y : Respiration

Tags

NGSS.MS-LS2-3

The average temperature of the surface of Earth has increased approximately 1°C in the past century. Which reason best explains this increase in temperature?

• lower levels of ozone in the atmosphere
• lower levels of nitrogen in the atmosphere
• higher levels of carbon dioxide and other greenhouse gases in the atmosphere
• higher levels of oxygen in the atmosphere

Tags

NGSS.MS-ESS3-5