Biogeochemical cycles

What process is shown by letter B in the diagram?

• condensation

• transpiration

• evaporation

• precipitation

Tags

NGSS.MS-ESS2-4

The process in which water vapor is released into the air through the stoma on the leaves of plants is called __________.

• Evaporation
• Transpiration
• Precipitation
• Condensation

Tags

NGSS.MS-ESS2-4

Combustion is another word for _______________.

• a train
• a bus
• a dog
• burning

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

• Water

• Atmosphere

• Surrounding organisms

• Ground

Tags

NGSS.MS-ESS2-1

Which of the following removes carbon from the atmosphere? (Check all that apply)

• Combustion

• Respiration

• Photosynthesis

• Death

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What do the water, carbon, oxygen, nitrogen, a phosphorus cycles have in common?

• All involve liquid substances falling to the Earth from the atmosphere?

• Elements that are considered as macronutrients

• Elements that are considered as micronutrients

• All involve the transfer of substances between the earth and outer space.

Tags

NGSS.HS-ESS2-6

Which of the following processes returns carbon to the atmosphere? (check all that apply)

• Respiration

• Photosynthesis

• Decomposition

• Combustion

How animals get the nitrogen they need

• from the air they breathe
• from the water they drink
• from the food they eat
• from the Sun

Tags

NGSS.MS-LS2-3

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

• bacteria
• fungi
• rain
• car exhaust 

Tags

NGSS.MS-LS2-1

The process of converting fixed nitrogen back into nitrogen gas is called -

• denitrification

• nitrogen fixation

• assimilation

• nitrification

Tags

NGSS.MS-LS2-3