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Unit 3 Review

Cell Processes and Energy Unit 3 Review

QuestionAnswer
1. During the process ____, the cell uses the energy in sunlight to make food (chemical energy). Photosynthesis
2. 2. A _____________________________ is another name for a consumer or an organism that cannot make its own food. A _____________ or a ______________ is an organism that makes its own food. heterotroph autotroph or producer
3. Photosynthesis benefits _________ by creating the food that they eat. heterotrophs
4. During cellular respiration, _____________ is broken down, releasing energy glucose
5. During photosynthesis, _________ which is the substance that gives plants its color, captures energy from sunlight. chlorophyll
6. Photosynthesis takes place in a plant cell’s ___________ chloroplast
7. During photosynthesis, the solar energy absorbed by plants is transformed into _______________ energy. chemical
8. ___________________ energy is necessary to initiate the process of photosynthesis. Radiant, solar or light
9. Plants need ____________, _________ ___________, ____________ and _____________ for photosynthesis to occur. water, carbon dioxide, sunlight and chlorophyll
10. The energy conversion that occurs during photosynthesis is _______________ to ___________. radiant (solar) to chemical
11. The products of photosynthesis are __________ and __________. glucose and oxygen
12. In the diagram below, structure A is the _____________ and is the site of ______________________. mitochondria cellular respiration
13. The chemical equation, 6O2 + C6H12O6 6H2O + 6CO2, represents the cell process _________________. The reactants are ____________ and _____________. The products are ____________ and ___________. cellular respiration oxygen and glucose (sugar) carbon dioxide and water
14. Water evaporating from the plant’s leaves during photosynthesis is called _____________________. transpiration
15. The energy releasing process that requires no oxygen is called, _________ _____________ ___________________ . It takes place in the muscle cells of a runner …feel the burn. This process does NOT occur in which type of cells? ______________ lactic acid fermentation plant cells
16. Cellular respiration and photosynthesis are _______________ reactions or equations. opposite
17. Where is the energy coming from in the following equation? ______ What would happen if it was not present? ___________ Sunlight the reaction would not occur
18. Diagram how energy is transferred in the processes of photosynthesis and cellular respiration: Radiant (solar) (light) energy is transferred into chemical energy then into mechanical energy (the energy of motion).
19. Why is cellular respiration essential to life? ________________________________________________ Cellular respiration releases energy for the cell to use to function
20. What is the structure shown? ___________________ What cell process occurs there? _____________ chloroplast photosynthesis
21. What kind of organisms undergo photosynthesis? _____________________ autotrophs or producers
22. What kind of organisms undergo cellular respiration? _______________________________ autotrophs or producers and heterotrophs or consumers
23. __________________ are located on the left side of the arrow in a chemical equation while the _________________ are located on the right side. Reactants products
24. __________________ is represented by an arrow in a chemical equation. Yield
25. Symbols and formulas used by scientist to represent a chemical reaction is called a _________. When the number of atoms of each element is the same on both sides it is called a _________. chemical equation balanced equation
Created by: dkohring
 

 



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