Carbon Nitrogen Cycle

The conversion of nitrates to nitrogen is called

• Ammonification

• Nitrification

• Nitrogen fixation

• Denitrification

Tags

NGSS.MS-LS2-3

Most of the global warming is due to the perturbation of which of these cycles?

• Nitrogen cycle

• Carbon cycle

• Water cycle

• All of these cycles equally contribute

Tags

NGSS.HS-ESS2-6

NGSS.HS-ESS3-5

NGSS.HS-LS2-5

Which of the following statements is correct?

• Carbon is the main component of organic compounds

• Excess nitrogen is responsible for global warming.

• The Nitrogen cycle is more important than the Carbon cycle

• All of the above

Tags

NGSS.MS-LS2-3

Conversion of nitrites to nitrates is done by

• Denitrifying bacteria

• Nitrifying bacteria

• Nitrogen fixing bacteria

• Ammonium bacteria

Nitrification happens in the ______

• Air 

• Soil 

• Ground Water 

• Plants 

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Conversion of ammonia to nitrite and then to nitrates is called

• Ammonification

• Denitrification

• Assimilation

• Nitrification

Tags

NGSS.MS-LS2-3

Which of these organisms capture most carbon from the atmosphere

• Plants

• Fungi

• Bacteria

• Insects

Tags

NGSS.MS-LS1-6

Nitrification is the transformation of

• Ammonium to nitrates

• Ammonium to nitrogen

• Ammonium to amino acids

• Ammonium to nitrites

Tags

NGSS.MS-LS2-3

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

• cutting down trees

• burning fossil fuels

• both a) and b)

• neither a) nor b)

In the carbon cycle, producers take in the gas __

• carbon dioxide

• oxygen

• nitrogen

• carbon monoxide

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3