Water Cycle
Nitrogen Cycle
Carbon Cycle
Energy levels
Food Levels
100
the process of evaporation, condensation, and precipitation.
What is the water cycle?
100
Nitrogen that is in the air and not affixed to anything.
What is free nitrogen?
100
Plants take this in and convert it to other compounds.
What is carbon?
100
An organism that can make its own food.
What is a producer?
100
consumers that eat only plants.
What are herbivores?
200
the process by which molecules of liquid water absorb energy and change to a gas
What is evaporation
200
The bumps on the roots of some plants where nitrogen fixing bacteria live.
What are nodule
200
Animals take this in for respiration?
What is oxygen?
200
A carnivore that feeds on the bodie sof dead organisms.
What is a scavenger?
200
Consumers that eat only animals.
What are carnivores?
300
the process by which a gas changes to a liquid?
What is condensation?
300
THe process by which nitrogen moves from the air , into the earth, into living things and back into the air.
What is nitrogen fixation?
300
Too much carbon in the atmosphere.
What is the cause of global warming?
300
Only 10%
What is the amount of energy that moves from one level to another on the energy pyramid?
300
Consumers that eat both plants and animals.
What are omnivores?
400
the process of water returning to Earth in the form of rain, snow, sleet or hail.
What is precipitation?
400
Because it is a building block of all matter.
Why is nitrogen important?
400
This is released by comsumers in the carbon cycle.
What is water vapor and carbon dioxide?
400
An organism that obtains energy by feeding on other organisms
What is consumer?
400
a series of events in which one organism eats another.
What is a food chain?
500
the study of where orgamisms live
What is biogeography?
500
They act on complex nitrogen compounds to break them down.
What are decomposers?
500
Other organisms take this in from the atmosphere and use it for their life processes.
What is oxygen?
500
A diagrahm that shows the amount of energy that moves from one feeding level to another in a food web.
What is an energy pyramid?
500
Overlapping food chains.
What is a food web?
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