Show:
P/S Cycle
The Carbon Cycle
The Water Cycle
The Nitrogen Cycle
Hodgepodge
100

How is the phosphorus cycle different from other cycles?

Phosphorus doesn’t enter the atmosphere.

100
What is released as a waste product of cellular respiration?
CO2
100
How does water enter into the atmosphere?
evaporation
100
What is the name of the process in which nitrogen gas from the atmosphere is converted into a soluble form in the soil (ammonium)?
nitrogen fixation
100

RAPID FIRE:  Name one physical and one chemical property of soils

PHYSICAL: permeability, porosity, texture 

CHEMICAL:  FERTILITY, pH, CEC, 

200
What is the biggest sulfur sink?
rocks/minerals/ores
200
What is the name of the process in which carbon dioxide is taken from the atmosphere?
Photosynthesis
200
When water condenses, _____________ is formed.
precipitation
200

What types of organisms can fix nitrogen? From what form to what form? How else can nitrogen be fixed?

nitrogen fixing bacteria, N2 to NO3; by lightening

200

What is the %clay, %silt and %sand at point J in the figure?

60 -10 -30

300

How does sulfur enter the atmosphere NATURALLY? In what forms? (give 2 at least)

Volcanoes (H2S), Fires/sea spray (SO4), marine algae (DMS)

300
What types of organisms are able to remove carbon dioxide from the environment?
Plants/autotrophs
300
Storm water that picks up pollutants and then flows into a body of water is called __________.
runoff
300

What is the name of the process in which ammonium is converted to nitrate, a form of nitrogen that plants can use?

 “nitrification"

300

RAPID FIRE:  Name 3 of the main factors affecting soil formation

Time, climate, Topography, parent rock, living organisms

400

Why do we need phosphorus? In what form is it uptaken by consumers? How is it expelled?

DNA! PO4 from plants, PO4 in urine!

400
How do consumers take in their carbon compounds?
Eating.
400
What is the gaseous form of water called?
water vapor
400

What is the name of the process in which bacteria convert nitrate back into nitrogen gas which is then released back into the atomosphere?“

denitrification"

400

What leads to eutrophication?

Too much N and P in waters

500

How do humans disrupt the P and S cycles? (one each)

P- add too much fertilizer, runoff S- burning fossil fuels, smelting ores, refining petroleum

BONUS:  What happens to the environment because of each?

500
How are the overall chemical equations for photosynthesis and cellular respiration similar?
They are opposites, the products in photosynthesis are the reactants in cellular respiration and vice versa.
500
What is the energy source that drives the water cycle?
Heat from the sun (solar energy) causes water to evaporate
500
What types of plants contain root nodules with nitrogen fixing bacteria in them?
legumes- peas beans and clover
500

Which biogeochemical cycle does not have a slow cycle component?

Nitrogen