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The Cycling of Materials In Ecosystems

Teacher: Mr. Prussman
Horizontales
The Phosphorus cycle occurs more _______ than both the Carbon cycle and Nitrogen cycle. (136)
Cellular Respiration and_______are the two main processes of the carbon cycle. (132)
Plants that do not have Nitrogen-Fixing bacteria attached to their roots get Nitrogen from the ______.(134)
Increased levels of carbon dioxide in earth's atmosphere may contribute to Global _____.(133)
Small amounts of ________dissolve in the water to form phosphates and water. (135)
Verticales
______ are types of plants that include beans, peas, and clover.(134)
The swelling on the roots of legumes are called________. (134)
The organisms in the soil that return Nitrogen into the soil by breaking down remains of organisms. ( 134)
People often apply phosphate and Nitrate compounds called ________to stimulate plant growth. (136)
With the help of these organisms Nitrogen is cycled between the atmosphere and Living things. (134)