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Photosynthesis Vocab

7th Grade Photosynthesis Vocab

TermDefinition
Photosynthesis A process by which plants and other autotrophs capture and use light energy to make food from carbon dioxide and water.
Cellular Respiration The process in which oxygen and glucose undergo a complex series of chemical reactions inside cells, releasing energy.
Consumer An organism that obtains energy by feeding on other organisms.
Producer An organism that can make its own food.
Autotroph An organism that is able to capture energy from sunlight or chemicals and use it to produce its own food.
Heterotroph An organism that cannot make its own food and gets food by consuming other living things.
Chloroplast An organelle in cells of plants and some other organisms that captures energy from sunlight and changes it to an energy form that cells use in making food.
Chlorophyll A green photosynthetic pigment found in the chloroplasts of plants, algae, and some bacteria.
Fermentation The process by which cells release energy by breaking down food molecules without using oxygen.
Mitochondria Rod-shaped organelles that convert energy in food molecules to energy the cell can use to carry out its functions.
Stomata Small openings on the underside of a leaf through which water, oxygen, and carbon dioxide can move.
Reactant The input; a substance that takes part in and undergoes change during a reaction.
Product The output; the substance produced at the end of the reaction.
Glucose A simple sugar which is an important energy source in living organisms.
ATP Adenosine triphosphate; provides energy to drive many processes in living cells.
Created by: W. Pena
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