Producer -an organism that can capture energy from inorganic sources and use that energy to produce food in the form of organic molecules. (uses light or chemicals to make energy)
Examples: ______________ , ________________ , ________________
TTR/YOW(tricks to remember/your own words)
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Autotroph - “self” feeder – another term for producer.
Photosynthesis -the process by which light energy is used to convert carbon dioxide (CO2) and water H2O) into oxygen and carbohydrates (sugar).
6 CO
2
+ 6 H
2
O → C
6
H
12
O
6
+ 6 O
2
Carbon dioxide + Water + Light energy → Glucose + Oxygen
Why is this process important?
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Chemosynthesis -the process by which inorganic compounds (sulfur and hydrogen generally) are broken down to provide energy to build organic compounds like carbohydrates (sugars).
Chemoatutotroph - a “self-feeder” that uses inorganic chemicals for energy.
Examples: ______________ , _________________
Why are these organisms potentially the oldest form of life?
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Consumer -an organism that obtains its energy from other organism.
Examples: ______________ , ________________ , ________________
Heterotroph -another term for consumer
Herbivore -an organism that directly consumes (eats) producers (usually plants).
Examples: ______________ , ________________ , ________________
TTR/YOW:___________________________________________________________________
Carnivore -an organism that eats other consumers (animals)
Examples: ________________ , ________________ , ________________
TTR/YOW: ___________________________________________________________________
Omnivore -an organism that eats both producers and consumers (eats plants and animals generally)
Examples: ________________ , _________________ , ____________________
Decomposer -an organism that derives its energy from dead organic material (eats dead plants and animals)
Examples: ________________ , _________________ , ___________________
TTR/YOW: _________________________________________________________________
Detritovore -another term for decomposer.
Food chain -a representation of relationships in an ecosystem showing, where organisms derive their energy.

Find the definitions of the following word roots in a dictionary (paper or online). Write down the dictionaries definition in the space provided. When you are done explain your definitions to your partner. Have them explain their definitions to you and write them down.
Student 1:
Photo (as a word root):___________________________________________________________
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_____________________________________________________________________________ chemo- :______________________________________________________________________
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Synthesis (as a word root):________________________________________________________
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_____________________________________________________________________________ troph :________________________________________________________________________
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_____________________________________________________________________________ herb (as a word root):____________________________________________________________
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Student 2: carn- :_______________________________________________________________________
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_____________________________________________________________________________ omni- :______________________________________________________________________
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_____________________________________________________________________________ detritus :_____________________________________________________________________
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_____________________________________________________________________________ vore :________________________________________________________________________
_____________________________________________________________________________
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Auto (as a word root):___________________________________________________________
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