1. Photosynthesis vs Respiration 3 Feb 16 LT: Tell the difference between photosynthesis and cellular respiration. HW: Chapter 9 Quiz Opener: o Write two facts about photosynthesis and two facts about cellular respiration.

2. Photosynthesis vs Respiration As # 11 Photosynthesis 2. Grass - Autotroph; Directly / Zebra - Heterotroph; Indirectly / Lion - Heterotroph; Indirectly 3. a. Capturing the sun’s energy b. Producing sugars 4. Chlorophyll 5. true 6. Stomata are small openings on the undersides of the leaves through which carbon dioxide enters the plant. 7. c, d 8. false 9. 6 CO 2 + 6 H 2 O → C 6 H 12 O 6 + 6 O 2 10. yields 11. a, c 12. a, b, c

3. Photosynthesis vs Respiration As # 11 Chlorophyll and the Color of Light 1. Green; about 95 percent 2. Blue; about 90 percent 3. You see green, yellow, and orange. 4. You do not see violet, blue, or red. 5. Chlorophyll makes a leaf look green because it reflects green light in the highest percentage.

4. Photosynthesis vs Respiration As # 13 Respiration 3. Cells break down carbohydrates to get energy. 4. false 5. Raw Materials – Sugar, Oxygen Products – Carbon dioxide, Water, Energy 6. b 7. a 8. b 9. c 10. a 11. Plants produce oxygen. Organisms use oxygen. Organisms produce carbon dioxide. Plants use carbon dioxide. 12. Fermentation is an energy-releasing process that does not require oxygen. 13. false 14. a. Alcoholic fermentation occurs in yeast. b. Lactic-acid fermentation occurs in muscle cells in the body.

5. Photosynthesis vs Respiration As # 13 Respiration T imelines should include the following events: A) People use fermentation to make bread rise and produce alcoholic beverages (8000 B.C.) B) Chinese use fermented soybeans to treat skin infections (1000 B.C.) C) Chinese use fermented tea to treat several illnesses (220 B.C.) D) Schwann concludes fermentation is due to living things (1840) E) Pasteur finds fermentation is caused by yeast (1854)

6. Photosynthesis vs Respiration As # 13 Respiration F) Buchner receives Nobel Prize for showing yeast enzymes cause fermentation (1907) G) Harden and Euler-Chelpin receive Nobel Prize for determining how enzymes cause fermentation (1929) H) fermentation produces antibiotics (1940s) 2. Louis Pasteur determined that the process of fermentation is caused by yeast. 3. Two of the oldest uses of fermentation are to make alcoholic beverages and to make bread rise. 4. Fermentation is used in medicine today to produce antibiotics.

7. Photosynthesis vs Respiration As # 12 Writing in Science  turn in As #12 Complete the Writing in Science on p. 412 As #12 Write a comparison of photosynthesis and respiration. Include the equations, examples, and your vocabulary words in your comparison. As # 14 Photosynthesis v Respiration review