3316306
Questão 1
Questão
1000 Calories make up 1 calorie.
Responda
- True
- False
Questão 2
Questão
Cellular respiration starts with a pathway called [blank_start]glycolysis[blank_end].
Responda
-
glycolysis
Questão 3
Questão
The carriers for energy and high energy electrons during GLYCOLYSIS are
Responda
-
ATP
-
NADH
-
FADH2
-
NADPH
Questão 4
Questão
If oxygen is NOT present, glycolysis is followed by
Responda
-
Krebs cycle
-
Electron transport chain
-
Fermentation
-
Aerobic respiration
Questão 5
Questão
Fill in the chemical equation for cell respiration.
[blank_start]glucose[blank_end] + [blank_start]oxygen[blank_end] → [blank_start]carbon dioxide[blank_end] + [blank_start]water[blank_end] + [blank_start]energy[blank_end]
Responda
-
glucose
Questão 6
Questão
The 3-carbon molecule produced when glucose is broken in half during glycolysis is called
Responda
-
lactic acid
-
acetyl-CoA
-
pyruvic acid (pyruvate)
-
citric acid
Questão 7
Questão
Glycolysis results in the net gain of 4 electrons.
Responda
- True
- False
Questão 8
Questão
What role does O2 play in aerobic respiration?
Responda
-
It combines with acetyl-CoA at the start of the Krebs cycle
-
It combines with H2O to help drive the formation of ATP
-
It is the final electron acceptor at the end of the electron transport chain
-
It plays no role
Questão 9
Questão
NADH is produced during
Responda
-
glycolysis
-
oxidation of pyruvate
-
the Krebs cycle
-
all of the above
Questão 10
Questão
What substance is regenerated by fermentation?
Responda
-
O2
-
NAD+
-
acetyl-CoA
-
ATP
Questão 11
Questão
Which of the following are produced during the Krebs Cycle? (Check ALL that apply)
Responda
-
ATP
-
NADH
-
FADH2
-
CO2
Questão 12
Questão
Which stage of cell respiration produces the most ATP?
Responda
-
glycolysis
-
Krebs cycle
-
electron transport chain
-
fermentation
Questão 13
Questão
Which of the following happens as electrons pass down the Electron Transport Chain? (Check ALL that apply)
Responda
-
Energy from the moving electrons transports H+ ions into the intermembrane space
-
Carbon dioxide is released
-
Energy from H+ ions crossing back into the matrix causes ATP synthase to make ATP
-
Water is produced
Questão 14
Questão
Describe which type of fermentation takes place in the following examples.
a. Yeast use this to make bread dough rise. [blank_start]Alcohlic fermentation[blank_end]
b. Your muscles use this during rapid exercise when oxygen is low. [blank_start]Lactic acid fermentation[blank_end]
Responda
-
Alcohlic fermentation
-
Lactic acid fermentation
Questão 15
Questão
A net [blank_start]36[blank_end] ATP molecules are formed during cellular respiration.
Responda
-
32
-
34
-
36
-
38
Questão 16
Questão
Name the ? molecule that joins in this reaction to make Acetyl-CoA.
Responda
-
ATP
-
NADP+
-
Coenzyme A
-
Citric acid
Questão 17
Questão
If oxygen is present, what will happen to the NADH produced in this reaction?
Responda
-
Its electrons will enter the electron transport chain
-
It will donate its H+ ions to make glucose
-
It will join with ATP to make citric acid
-
It will join with oxygen to make CO2
Questão 18
Questão
What is the 6-carbon molecule that form when acetyl-CoA joins its 2 carbons to a 4-carbon molecule during the Krebs Cycle?
Responda
-
ATP
-
Pyruvic acid
-
Glucose
-
Citric Acid
Questão 19
Responda
-
A
-
B
-
C
-
D
-
E
Questão 20
Questão
Which of the following are true about label C in the diagram? (Check ALL that apply)
Responda
-
Place where enzymes for the electron transport chain are located
-
Place where ADP and P join to make ATP
-
Place where oxygen joins as the final electron acceptor
-
It is known as the matrix
-
It is an inner membrane called cristae
Questão 21
Questão
In which order do the stages of aerobic cellular respiration occur?
Responda
-
glycolysis, citric acid cycle, pyruvate oxidation, electron transport chain.
-
citric acid cycle, glycolysis, electron transport chain, pyruvate oxidation.
-
glycolysis, citric acid cycle, electron transport chain, pyruvate oxidation.
-
glycolysis, pyruvate oxidation, citric acid cycle, electron transport chain.
Questão 22
Questão
This diagram is of a mitochondrion. Select the correct labels from the following.
Responda
-
A: outer membrane, B: intermembrane space, C: crista, D: matrix
-
A: outer membrane, B: crista, D: matrix, E: outer membrane
-
A: intermembrane space, B: inner membrane, C: crista, D: matrix
-
A: inner membrane, B: intermembrane space, D: matrix, E: outer membrane
Questão 23
Questão
[blank_start]Photosynthesis[blank_end] releases oxygen into the atmosphere, and [blank_start]cellular respiration[blank_end] uses the oxygen to
release energy from food.
Responda
-
Photosynthesis
-
Cellular respiration
-
cellular respiration
-
photosynthesis
Questão 24
Questão
Which of the following is NOT a stage of cellular respiration?
Responda
-
Fermentation
-
Electron transport
-
Glycolysis
-
Krebs cycle
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