6489458
Beschreibung
Quiz von Isabel Robles, aktualisiert more than 1 year ago
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Erstellt von Isabel Robles
vor etwa 8 Jahre
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Frage 1
Frage
A difference between marathon runners and sprinters is:
Antworten
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marathon runners have more slow twitch fibers in their leg muscles
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sprinters perform better in activities that require low, prolonged movements.
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sprinters have a higher proportion of muscle fibers that need oxygen to make ATP.
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marathon runners have more fast twitch fibers in their leg muscles
Frage 2
Frage
Humans are both
Antworten
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heterotrophs and autotrophs
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heterotrophs and consumers
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autotrophs and producers
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producers and consumers
Frage 3
Frage
Photosynthetic organisms are:
Antworten
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consumers that obtain organic molecules from another living organism.
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producers that make all their own organic matter from inorganic molecules.
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decomposers that obtain nutrients from the soil
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producers that make all of their organic matter from organic molecules that they take in.
Frage 4
Frage
The waste products of cellular respiration include:
Antworten
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water and carbon dioxide
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carbon dioxide only
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water only
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water and glucose
Frage 5
Frage
What compound directly supplies the energy needed for cellular work?
Antworten
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glucose
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ATP
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water
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fat
Frage 6
Frage
An aerobic process requires ________________.
Antworten
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carbon dioxide
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carbohyrates
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oxygen
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ATP
Frage 7
Frage
Respiration describes the exchange of gases between your blood and the outside air. Cellular respiration ________________.
Antworten
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produces glucose
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produces carbon dioxide
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produces oxygen
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produces ATP
Frage 8
Frage
Which of the following equations describes aerobic cellular respiration?
Antworten
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glucose --> lactic acid + energy
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energy + carbon dioxide + water --> glucose + oxygen + water
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glucose + oxygen -->carbon dioxide + water + energy
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none of the above
Frage 9
Frage
During cellular respiration, electrons move through a series of electron acceptor molecules. Which of the following is a true statement about this process?
Antworten
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Oxygen is eventually reduced by the electron to form water.
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The electrons release large amounts of energy each time they are transferred from one electron acceptor to another.
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The electrons gain energy as they move from one electron acceptor to another.
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Glucose is eventually reduced by the electrons to form water.
Frage 10
Frage
The first electron acceptor of cellular respiration is _________________.
Antworten
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NAD+
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O2
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CO2
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H2O
Frage 11
Frage
Where in the cell does the process of glycolysis take place?
Antworten
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between the inner and outer mitochondrial membrane
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Smooth Endoplasmic Reticulum
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within the fluid just inside the inner mitochondrial membrane
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Cytoplasm
Frage 12
Frage
Which of the following is the correct sequence of stages in cellular respiration?
Antworten
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electron transport, glycolysis, citric acid cycle
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citric acid cycle, electron transport, glycolysis
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citric acid cycle, glycolysis, electron transport
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glycolysis, citric acid cycle, electron transport
Frage 13
Frage
Which of the following is a result of glycolysis?
Antworten
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a net loss of 2 ATPs per glucose molecule
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conversion of glucose to pyruvic acid
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production of CO2
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conversion of NADH to NAD+
Frage 14
Frage
What must pyruvic acid be converted to before it can enter the citric acid cycle?
Antworten
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ethyl alcohol
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lactic acid
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acetyl CoA
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citric acid
Frage 15
Frage
Aerobic cellular respiration generates about ________________ ATP from one glucose.
Antworten
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2
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6
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32
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3
Frage 16
Frage
Human muscle cells use lactic acid fermentation to
Antworten
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produce ATP without oxygen
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produce ATP using the electron transport chain
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regenerate NADH
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produce more ATP than is possible through aerobic respiration
Frage 17
Frage
Anaerobic respiration produces a maximum of ___________________ ATP per glucose.
Antworten
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10
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2
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38
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4
Frage 18
Frage
ATP synthase plays a role in ____________________________.
Antworten
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pulling electrons down the electron transport chain
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generating ATP
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pumping hydrogen ions using active transport across the inner mitochondrial membrane
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glycolysis
Frage 19
Frage
Which of the following molecules are responsible for the burn felt in your muscles after sprinting?
Antworten
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glucose
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oxygen
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ATP
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lactic acid
Frage 20
Frage
In which phase of cellular respiration is the most ATP produced?
Antworten
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the citric acid cycle
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fermentation
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the electron transport chain
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glycolysis
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