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WorksheetsRespiration and Oxidation
Total questions: 12
Worksheet time: 9mins
Name
Class
Date
1.
Which process is the largest contributor to the release of CO2
a)
Citric Acid Cycle or Krebs Cycle
b)
Pyruvate Oxidation
c)
Glycolysis
d)
Oxidative Phosphorylation
2.
Which of the following molecules is NOT a byproduct of cellular respiration?
a)
CO2
b)
Heat
c)
H2O
d)
ATP
3.
If the delta G of a reaction is negative, which response shows the best conclusion for that reaction?
a)
The reaction will release more energy than was needed to form the reaction.
b)
Energy from the reaction can be used to do work.
c)
Energy is absorbed by the reaction which then can be used to power other reactions.
d)
Energy is absorbed within the reaction and distributed unevenly throughout the molecule.
4.
If ADP is phosphorylated then what is this indicating in the reaction?
a)
ADP is forming into ATP
b)
ADP is becoming AMP
c)
ADP is being used to power other reactions
d)
ADP is being created by the reaction
5.
Why is ATP considered the most significant energy carrying molecule?
a)
It's delta G is negative.
b)
ATP has different bond energy between its phosphate groups.
c)
ATP can hold large amounts of energy between all of its bonds.
d)
ATP's positive delta G contributes to the large amounts of energy between its 3rd and 2nd phosphate groups.
6.
Which process least amount of ATP in cells?
a)
Glycolysis
b)
Citric Acid cycle
c)
Lactic acid Fermentation
d)
Pyruvate Oxidation
7.
Which molecule is not an important molecule regarding Cellular Respiration?
a)
H2O
b)
NADH
c)
O2
d)
CO2
8.
After 5 glucose molecules have been broken down in the cell, which pH value would most likely present the in matrix of the mitochondria.
a)
6
b)
2
c)
4
d)
7
9.
When NADH is reduced and oxidized, which response best describes what is lost or gained?
a)
only Electrons
b)
2 stable Hydrogen atoms
c)
Pair of electrons
d)
2 ATP
10.
Pyruvate Oxidation creates a specific numbered carbon molecule at the end of it's process. What is the number of carbons for this molecule?
a)
2
b)
3
c)
6
d)
1
11.
Which process does not occur in aerobic conditions?
a)
Fermentation
b)
Pyruvate Oxidation
c)
Citric Acid Cycle or Krebs cycle
d)
Oxidative Phosphorylation
12.
What is the main job of the electron carriers in cellular respiration?
a)
Transport electrons and hydrogen atoms to the electron transport chain
b)
Capture energy throughout the process of cellular respiration
c)
Provide the reactants for the process of cellular respiration
d)
Pump positive hydrogen ions and shuttle electrons across the electron transport chain and contribute to chemiosmosis
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