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Cellular Respiration/Fermentation
Review Game

Question 1
 The process that releases energy from food when
oxygen is present?
 Cellular Respiration
Question 2
 Which organisms can undergo cellular respiration?
 Autotrophs and heterotrophs
Question 3
 By the end of glycolysis, glucose is broken down
into?
 2 pyruvates (pyruvic acid)
Question 4
 What is needed in order for glycolysis to take place?
 1. glucose
 2. ATP
 3. NAD+
 4. ADP
Question 5
 Where does cellular respiration take place in a cell?
 Mitochondria
Question 6
 What is the relationship between cellular
respiration and photosynthesis?
 They are opposites of each other. They depend on
each other. What is produced in one is used in the
other and vice versa.
Question 7
 What is the first step in the catabolism of glucose
called?
 Glycolysis
Question 8
 What are the steps of cellular respiration?
 1. Transition Reaction
 2. Kreb’s Cycle/Citric Acid Cycle
 3. Electron Transport Chain (ETC)
Question 9
 Type of organism that needs to eat other organisms
in order to get their energy?
 Heterotroph
Question 10
 The process that releases energy from food when
oxygen is not present?
 Fermentation
Question 11
 Where does fermentation take place?
 Cytoplasm
Question 12
 How many ATP are generated from 1 glucose
molecule as a result of glycolysis and cellular
respiration?
 36 ATP
Question 13
 What is a “waste product” that is produced during
the transition reaction?
 CO2
Question 14
 What is needed in order for the Kreb’s Cycle to take
place?
 1. Acetyl Co-A
 2. NAD+
 3. FAD
 4. ADP
Question 15
 How many times must the Kreb’s Cycle occur for
every molecule of glucose?
 2x
Question 16
 How many ATP are generated from glycolysis and
fermentation?
 2 ATP
Question 17
 Name the types of fermentation.
 1. Lactic Acid Fermentation
 2. Alcoholic Fermentation
Question 18
 Which of the following best describes the energy
conversion in cellular respiration?
 A. Light energy is converted to chemical energy in
food
 B. Chemical energy in food is converted to usable
energy
 C. Heat energy is converted to food energy
 D. Light energy is converted to heat energy
 B- Chemical energy in food is converted to usable
energy
Question 19
 What is the food molecule that is being broken
down in cellular respiration?
 Glucose
Question 20
 What molecules are needed for cellular respiration
to take place?
 Glucose and Oxygen
Question 21
 What is produced as a result of cellular respiration?
 Carbon dioxide, water and energy (ATP)
Question 22
 A process that requires oxygen is referred to as?
 Aerobic
Question 23
 Which of the following is NOT produced during
glycolysis?
 A. ATP
 B. Pyruvate
 C. FADH2
 D. NADH
 C. FADH2
Question 24
 Which step of cellular respiration generates the
MOST ATP?
 Electron Transport Chain
Question 25
 How many net ATP are generated in glycolysis?
 2 ATP
Question 26
 The two electron carriers that are involved in
cellular respiration and travel to the ETC are called?
 NADH and FADH2
Question 27
 How many ATP are generated in each step of
cellular respiration?
 1. transition reaction- none directly
 2. Kreb’s Cycle-2 ATP
 3. ETC- 32 ATP
Question 28
 What process takes place at #2?
 glycolysis
Question 29
 What molecule is waiting to accept electrons at
then end of the electron transport chain?
 Oxygen
Question 30
 Which of the following is TRUE of lactic acid
fermentation?
 A. Produces carbon dioxide
 B. Needs oxygen
 C. Occurs in muscle cells
 D. Does not help the cell in any way
 C-occurs in muscle cells
Question 31
 What molecule is made into lactic acid or ethanol
when oxygen is NOT present?
 Pyruvate
Question 32
 Which of the following is a difference between
photosynthesis and cellular respiration?
 A. Photosynthesis uses light energy
 B. Photosynthesis only occurs in heterotrophs
 C. Cellular respiration makes oxygen
 D. Cellular respiration makes glucose
 A. Photosynthesis uses light energy
Question 33
 Which of the following is TRUE of alcoholic
fermentation?
 A. Produces carbon dioxide and ethanol
 B. Produces oxygen
 C. Occurs in muscle cells’
 D. Helps make yogurt
 A. Produces carbon dioxide and ethanol
Question 34
 Where does glycolysis take place?
 Cytoplasm
Question 35
 Is glycolysis aerobic or anaerobic?
 Anaerobic
Question 36
 Is cellular respiration aerobic or anaerobic?
 Aerobic
Question 37
 During which phase/step of cellular respiration is
oxygen needed?
 ETC
Question 38
 What is represented by #12?
 ATP
Question 39
 What is the chemical equation for cellular
respiration?
 C6H12O6 + O2CO2+ H2O+ ATP
Question 40
 What is represented by #5?
 ETC
Question 41
 What is the MAIN function of cellular respiration?
 A. To make water
 B. To turn glucose into ATP
 C. To produce carbon dioxide
 D. To break down ATP
 B. To turn glucose into ATP
Question 42
 What is represented by #4?
 Kreb’s Cycle
Question 43
 What number would represent carbon dioxide?
 10
Question 44
 Which process (aerobic or anaerobic) is more
efficient at converting the energy stored in food
molecules into ATP?
 Aerobic (cellular respiration) is more efficient
because it produces 36 ATP as opposed to 2 ATP
from glycolysis + fermentation (anaerobic)
Question 45
 What would be leaving #2 and heads to #5?
 NADH
Question 46
 True or False:
 Breathing and cellular respiration are the same
process?
 FALSE-they are related to each other. Breathing is
the exchange of gases and cellular respiration is
how organisms break down food to release energy.
Question 47
 By the end of the Kreb’s Cycle, how much of the
original glucose still exists?
 All of the Carbons and Oxygen have been removed
in the form of CO2. The Hydrogens are being
carried by NADH and FADH2 to the ETC.