Question 1
Question
What are the reactants in the equation for cellular respiration?
Answer
-
oxygen and lactic acid
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carbon dioxide and water
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glucose and oxygen
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water and glucose
Question 2
Question
lactic acid fermentation occurs in
Question 3
Question
Which of the following pass high-energy electrons to the electron transport chain
Answer
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NADH and FADH2
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ATP and ADP
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citric acid
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acetyl-CoA
Question 4
Question
Cellular respiration is called an aerobic process because it requires
Answer
-
light
-
exercise
-
oxygen
-
glucose
Question 5
Question
Photosynthesis is to chloroplasts as cellular respiration is to
Answer
-
chloroplasts
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cytoplasm
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mitochondria
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nuclei
Question 6
Question
Which of the following is NOT a stage or cellular respiration?
Answer
-
fermentation
-
electron transport
-
glycolysis
-
Krebs cycle
Question 7
Question
The air bubbles and spongy texture of bread are due to which process?
Answer
-
lactic acid fermentation
-
glycolysis
-
alcoholic fermentation
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the Krebs cycle
Question 8
Question
The Krebs cycle produces
Answer
-
oxygen
-
lactic acid
-
carbon dioxide
-
glucose
Question 9
Question
the starting molecule for glycolysis is
Answer
-
ADP
-
pyruvic acid
-
citric acid
-
glucose
Question 10
Question
Which of these processes takes place in the cytoplasm of a cell?
Answer
-
glycolysis
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electron transport
-
krebs cycle
-
photosynthesis
Question 11
Question
Glycolysis provides a cell with a net gain of
Answer
-
2 ATP molecules
-
4 ATP molecules
-
18 ATP molecules
-
36 ATP molecules
Question 12
Question
Which process does NOT release energy from glucose
Answer
-
glycolysis
-
photosynthesis
-
fermentation
-
cellular respiration
Question 13
Question
High-energy electrons that move down the electron transport chain ultimately provide the energy needed to
Answer
-
transport water molecules across the membrane
-
convert ADP molecules into ATP molecules
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convert carbon dioxide into water molecules
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break down glucose into pyretic acid molecules
Question 14
Question
How do organisms get the energy they need?
Answer
-
by burning food molecules and releasing their energy as heat
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by breathing oxygen into the lungs and combining it with carbon dioxide
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by breaking down food molecules gradually and capturing their chemical energy
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by using the sun's energy to break down food molecules and form chemicals
Question 15
Question
In eukaryotes, electron transport occurs int he
Question 16
Question
When the body needs to exercise for longer than 90 seconds, it generates ATP by carrying out
Answer
-
lactic acid
-
alcoholic fermentation
-
cellular respiration
-
glycolysis
Question 17
Question
Which of the following is the correct sequence of events in cellular respiration?
Answer
-
glycolysis¬fermentation¬krebs cycle
-
Krebs cycle¬electron transport¬glycolysis
-
glycolysis¬Krebs cycle¬electron transport
-
Krebs cycle¬glycolysis¬electron transport
Question 18
Question
What is the correct equation for cellular respiration?
Answer
-
602+C6H12O6¬6CO2+6H2O+energy
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602+C6H12O6+Energy¬6CO2+6H20
-
6C02+6H20¬6O2+C6H12O6+Energy
-
6C02+6H20+Energy¬6O2+C6H12O6
Question 19
Question
Which of the following is and electron carrier that plays a role in cellular respiration
Answer
-
NAD+
-
pyruvic acid
-
NADP+
-
ATP
Question 20
Question
The Krebs cycle does NOT occur if