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Name ______________________________________ Date ____________ Your # ________ Photosynthesis & Cellular Respiration Chapter 8 Textbook Worksheet Section 8.1 – How Organisms Obtain Energy a. Autotrophs and Heterotrophs 1. Define Autotrophs: Examples: _________________________________________________ 2. Define Heterotrophs: Examples: __________________________________________________ II. Metabolism Define Metabolism: _____________________________________________________________________ a. What happens during Catabolic pathways: b. What happens during Anabolic pathways: Define Photosynthesis: __________________________________________________________________ _____________________________________________________________________________________ a. Photosynthesis is a __________________ pathway. b. What is the main purpose for photosynthesis: ______________________________________________ Define Cellular Respiration: ______________________________________________________________ _______________________________________________________________________________________ a. Cellular respiration is a __________________ pathway. b. What is the main purpose for cellular respiration: III. ATP: The Unit of Cellular Energy Adenosine triphospahte (ATP): ________________________________________________________ a. ATP Structure 1. What is ATP? Recall from Chapter 6 that ATP is: _____________________________________ ______________________________________________________________________________ ______________________________________________________________________________ 2. What is ATP made of? ___________________________________________________________ Draw Figure 8.4 IN YOUR COMP BOOK!!.... Right Now! b. ATP Function 1. How is energy released? 2. How energy is stored? Section 8.2 - Photosynthesis I. Overview of Photosynthesis a. Photosynthesis is: b. Equation for photosynthesis: a. Pigments Pigments: _______________________________________________________________________ 1. 2 types of chlorophyll: ________________________ & _______________________ 2. Why do plants appear green to human eyes? Cellular Respiration Chapter 8.3 I. Overview of Cellular Respiration A. Cellular Respiration’s function: B. Purpose of ATP: C. Equation for Cellular Respiration: D. What did you notice about the above equation? E. Cellular Respiration has 2 Parts: _____________________ & _______________________ F. Define Anaerobic Process: ________________________________________________________ G. Define Aerobic Respiration: ______________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ H. Define Aerobic Process: __________________________________________________________ II. Anaerobic Respiration A. Can some cells function without oxygen for a short time? B. Can some organisms live without oxygen? If yes, which ones? C. If there is no oxygen, when will glycolysis stop? D. Define Fermentation: ____________________________________________________________ ____________________________________________________________ ____________________________________________________________ ____________________________________________________________ E. What are the 2 types of fermentation? ____________________ & _________________________ Lactic Acid Fermentation F. In lactic acid fermentation, enzymes convert the pyruvate made during glycolysis to ___________ G. What happens to muscles during exercise? H. Several microorganisms produce lactic acid and are used to make ____________, ____________, and sour cream Alcohol Fermentation I. Alcohol fermentation occurs in _________ and some _______________. J. Pyruvate is converted to ___________________________ and _______________________. Page 237 Understanding Key Concepts: Write the correct answer on the line provided (numbers skip around!) #7. ________ #9. ________ #12. Describe how energy is released from ATP: _______________________________________________ ___________________________________________________________________________________ #18. ________ #33. __________ Create 10 multiple choice questions about photosynthesis & cellular respiration on index cards (1 question per card), write the question on the front with 4 multiple choice options, and then provide the answer on the back. Yes! Do this!
