Carbon Cycle
How many stages are in the Carbon Cycle?
There are 4 stages in the Carbon Cycle.
How many steps are in the water cycle?
There are 7 main parts in the water cycle.
How many steps are in the nitrogen cycle?
There are 5 main parts in the nitrogen Cycle.
How do humans affect the carbon cycle?
Burning fossil fuels, changing land use, and using limestone to make concrete.
what is water made up of?
Hydrogen and Oxygen
Animals release carbon back through the cycle through...
Respiration
When clouds get too heavy to hold water in the water cycle, what happens?
The water falls to the Earth
Which of the following is most directly responsible for nitrogen fixation?
Bacteria
How do humans effect the water cycle?
Humans directly change the dynamics of the water cycle through dams constructed for water storage, and through water withdrawals for industrial, agricultural, or domestic purposes.
What is nitrogen used in?
Nitrogen is used in fertilizer
Where do Carbon Organsims come from?
Earths atmosphere
where is the purest water on Earth?
Glaciers and ice caps
How do plants obtain nitrogen?
From the soil using their roots.
What effects does humans have on the nitrogen cycle?
Humans overproduce nitrogen into the atmosphere.
True or False: Carbon is a basis for life for all living organisms on Earth.
True
What inorganic molecule is Carbon found in?
Carbon dioxide
Which stage is NOT part of the water cycle
Emancipation
Which of the following biological processes is NOT linked to the nitrogen cycle
Condensation
What effects do animals have on the water cycle?
respiration, perspiration, and urination.
What is a reson why the carbon cycle is so important?
Regulate the Earth's temperature, make up the food that sustains us, and provide energy that fuels our global economy
what do producers produce?
glucose
True or False. The water cycle has no real beginning or end.
True
Why can plants not utilize naturally occurring nitrogen gas?
Plants cannot break the triple bond between the two nitrogen atoms
What happpens when humans mess up the water cycle?
True of False:Nitrogen is flammable
False