Energy and Biogeochemical Cycles

What is a Biogeochemical Cycle?

• How energy flows through ecosystems.

• How the sunlight is transform into heat.

• The ways in which an element moves in the Biosphere.

• None of these.

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

NGSS.MS-ESS2-4

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

• combustion
• cellular respiration
• photosynthesis
• decomposition

Tags

NGSS.MS-LS1-6

What converts nitrogen into a useable form for plants and animals?

• bacteria
• fungi
• rain

Which nutrient is not cycled through the atmosphere?

• carbon
• nitrogen
• phosphorous
• water

Photosynthesis is an important part of the ______ cycle

• Carbon

• Water

• Phosphorus

• Nitrogen

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

In evaporation, water _______

• turns from a liquid state to vapor (gas)

• falls from the sky like rain or snow

• forms clouds

• gets locked into ice

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS1-4

NGSS.MS-PS3-4

How do animals get nitrogen?

• the atmosphere 
• eating other organisms
• rainwater
• lightning 

When humans burn fossil fuels, most of the carbon quickly enters the                       as carbon dioxide.

• Water
• Atmosphere
• Sun
• Air

During which phase of the nitrogen cycle is nitrogen gas returned to the atmosphere?

• Ammonification
• Nitrogen fixation
• Nitrification
• Denitrification

During which phase of the nitrogen cycle are nitrates taken up into plant roots?

• Ammonification
• Assimilation
• Nitrificaiton
• Denitrification