Photosynthesis and Cell Respiration Test Study Guide KEY

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Name:_____________________________________________
Science 8 – Hagan
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Photosynthesis and Cell Respiration Quest Review Sheet
1. Know vocabulary lists (NB 89 and 106)
2. What inorganic compounds are needed for photosynthesis?
Water and Carbon dioxide What are the products?
Glucose & oxygen Which is waste? oxygen
Good to review besides
vocab and this: NB pgs:
94, 95, 100, 110, 111,
112, cell resp. review
Q’s
3. Where does photosynthesis occur (organelle). chloroplast
4. Chlorophyll is a green-reflecting pigment in chloroplasts of plants that captures sunlight energy
5. PS converts Light energy to chemical energy
6. What colors are most effective for PS? Red and blue Least? green
7. When does PS occur? All the time (24/7)
8. Know 2 steps of PS. 1st=Dependent (light absorbed-water split);2nd-independent–glucose made)
9. What will happen if we change any of the starting materials? Direct relationship (increase any –
increase rate; decrease any, decrease rate)
10. Know the equation of PS, aerobic respiration and both anaerobic (fermentation) equations
11. Know the chemical formulas for oxygen (O2), carbon dioxide (CO2), glucose (C6H12O6), water (H2O)
12. Know the 2 compounds needed for aerobic respiration (oxygen, glucose)
13. Know where aerobic respiration occurs (Mitochondria) and anaerobic (what cell parts) (cytoplasm)
14. During respiration, chemical energy is converted to mechanical/work/usable energy
15. What are the 2 types of anaerobic respiration? (lactic acid ferm. And alcoholic
SEE Below
fermentation)
What do they make? See equations below for what they make
a. Which do humans do? Lactic acid ferm. Where? (cytoplasm of muscle cells when
overworked)
16.
What the net gain of ATP molecules are for all types of respiration- aerobic = 36;
ferm/anaerobic=2
17. When does respiration occur? 24 hours a day everyday – no energy, no life
18. Be able to look at and interpret diagrams
19.
Be able to explain the following statement using the 4 molecules: oxygen (O2), carbon
dioxide (CO2), glucose (C6H12O6), water (H2O) (Last 3 Q’s NB 113)
Photosynthesis and Aerobic respiration are opposite reactions.
Photosythesis takes carbon dioxide and water and energy and makes glucose and oxygen.
Cell respiration takes in glucose and oxygen and makes energy, carbon dioxide and water.
Therefore, the products of one reaction are the raw materials of the other reaction.
The chemical reactions you need to know are on the back!!
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Name:_____________________________________________
Science 8 – Hagan
Aerobic Cell Respiration:
C6H12O6 + O2
CO2 + H2O + 36ATP
Photosynthesis:
CO2
+ H2O sunlight and chlorophyll
C6H12O6 + O2
Alcoholic Fermentation:
C6H12O6
CO2 + alcohol + 2ATP
Lactic Acid Fermentation:
C6H12O6
lactic acid + 2ATP
Date____________
Period____________
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