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Carbon Cycle HW Options Crossword

Logan Ragland 
Period 3
Across
The state or process of rotting or decay.
An organism that is able to form nutritional organic substances from simple inorganic substances such as CO2.
Organisms that receive all of their energy by consuming other types of organisms or organic matter due to the inability to manufacture their own food.
The process of breaking sugar into a form that the cell can use as energy.
The using up of a resource.
Down
The process by which green plants and some other organisms use sunlight to synthesize foods from CO2 to water.
The spreading of something more widely like atoms, molecules, or particles.
The process of burning something
The chemical processes that occur within a living organism in order to maintain life.
A natural fuel such as coal or gas, formed in the geological past from the remains of living organisms.