Phosphorus Cycle
Nitrogen Cycle
Carbon Cycle
Water Cycle
Global Warming
100
Rocks or deposits within the Earth
Where does phosphorus come from?
100
Found in all living organisms as an element in amino acids and other essential molecules.
What is Nitrogen?
100
Found as an inorganic form
What is carbon dioxide gas?
100
Repeated movement of water between the Earth's surface and the atmosphere
What is the water cycle?
100
O3
What is ozone?
200
Apatite
What is the common form of phosphorus?
200
80% Nitrogen gas
What is the amount of Nitrogen found in the atmosphere?
200
Photosynthesis, respiration, feeding, and decomposition
What processes (steps) show carbon passing through living systems?
200
Ground water taken up by roots of plants eventually reenters the atmosphere by the process of
What is transpiration?
200
Liquid water evaporates, it absorbs heat; water vapor condenses, it releases heat
What is net effect of heat movement around the world?
300
use as a fertilizer or nutrient
What do land plants need to grow?
300
Converts nitrogen gas to ammonium
What is Nitrogen-fixation?
300
Burning fossil fuels, natural forest fires, and human activities
What are non-living processes that contribute to the carbon cycle?
300
Process of the water cycle that occurs between evaporation and precipitation
What is condensation?
300
More pollution at successive trophic levels
What is biological magnification?
400
Too many phosphates cause excessive algae growth
What is eutrophication?
400
converting ammonium to nitrates
What is nitrification?
400
removes plants that use carbon dioxide in photosynthesis
What is deforestation?
400
UV radiation causing sunburn, CFC's , skin cancer, and cataracts
What are effects of damage to the ozone layer of the atmosphere?
400
Decrease fossil fuel use, conserve energy, support efforts to reduce burning forests, and development alternative energy
What can be done to reduce global warming?
500
Primarily a terresterial and aquatic cycle; sedimentary cycle
What is the phosphate cycle?
500
Eats the producers to obtain nitrogen in the form of organic molecules
What is a consumer?
500
Gases combine with water vapor, acidic gases released from burning of fossil fuesl, drops of nitric and sulfuric acids
What is acid rain?
500
Carbon, oxygen, and nitrogen make raw materials available to living organisms
Why carbon, oxygen, and nitrogen are important in building inorganic matter?
500
DDT
What is a pesticide that was used many years ago, but is now banned?
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