WorksheetsCellular Respiration review
Total questions: 30
Worksheet time: 3hrs 47mins
C6H12O6 + O2 -------> CO2 + H2O + ATP
In the overall reaction of cellular respiration above, what is/are the reactants?
carbon dioxide and oxygen
carbon dioxide and water
light
glucose
glucose and oxygen
C6H12O6 + O2 -------> CO2 + H2O + ATP
In the overall reaction of cellular respiration above, glucose is an input in:
glycolysis
the transition reaction
the Krebs cycle
the electron transport chain
In the figure of the mitochondria, the area labeled “A” is the ___ and (the) _____ occurs here.
matrix; glycolysis
matrix; transition/link reaction
cristae; Krebs cycle
cristae; electron transport chain
In the figure of the mitochondria, the electron transport chain occurs on:
A
B
C
none of the above
In the figure above regarding glycolysis, the output listed as “A” is ___ and will be used in the ___.
NAD; transition/link reaction
NAD; Krebs cycle
pyruvate; transition reaction
pyruvate; Krebs cycle
The production of ATP in glycolysis (in the figure above) is used for:
muscle contraction only
nerve impulses only
active transport across the cell membrane only
muscle contraction, nerve impulses and active transport
Some diseases are caused by mutations in the mitochondria. If a person had a defect in the mitochondria in the cells of their body, which of the following would most likely occur?
There would be a decrease in the amount of overall sodium.
There would be a decrease in the amount of overall energy.
There would be a decrease in the amount of overall glucose.
There would be a decrease in the amount of overall pyruvate.
In the Krebs cycle above, letter “a” indicates that ___ starts this reaction.
pyruvate
acetyl coA
NAD
FAD
In the Krebs cycle above, letter “d” indicates the production of ___ which is .
carbon dioxide; released into the air
oxygen; released into the air
ATP; re-used by the body
carbon dioxide; re-used by the body
During the process of cellular respiration, glucose, a ___ is converted in many steps to ATP, a ___.
protein; lipid
lipid; protein
carbohydrate; nucleic acid
nucleic acid; carbohydrate;
During the electron transport chain, the hydrogen concentration builds up in the intramembrane space. How does hydrogen cross into the matrix?
via simple diffusion; hydrogen moves from an area of high to low concentration
via active transport; hydrogen moves from an area of low to high concentration
via facilitated diffusion; hydrogen moves from an area of high to low concentration
via active diffusion; hydrogen moves from an area of high to low concentration
During the electron transport chain, oxygen is used to help form:
water
pyruvate
NADH
FADH2
The biochemical reaction of cellular respiration that produces the most ATP is:
glycolysis
the transition/link reaction
the Krebs cycle
the electron transport chain
C6H12O6 + O2 -------> CO2 + H2O + ATP
In the overall reaction of cellular respiration above, carbon dioxide is an output in:
both the transition/link reaction and Krebs cycle
the transition/link reaction only
the Krebs cycle only
the electron transport chain only
Some poisons, like cyanide, affect the electron transport chain of the mitochondria. If a person ingested some cyanide:
There would be no production of sodium.
There would be no production of ATP energy.
There would be no production of glucose.
There would be no production of fats.
In the Krebs cycle above, letter “b” indicates:.
pyruvate
acetyl coA
NAD+ + H
FAD + 2H
In the Krebs cycle, FADH2 will enter:
the Krebs cycle
glycolysis
the electron transport chain
the transition/link reaction
In the figure above regarding glycolysis, the output listed as “C” is ___ and will be used ___.
NADH; transition reaction
NADH; used immediately by the cell
ATP; transition reaction
ATP; used immediately by the cell
The electron and hydrogen carrier(s) during cellular respiration is/are:
I. NAD+
II. FAD
III. acetyl CoA
IV. pyruvate
I and II
I and III
II and III
III and IV
____ is the only product of the Krebs cycle that is not re-used or used in other stages of cellular respiration
carbon dioxide
NADH
FADH2
ATP
In eukaryotic cells, the electron transport chain is composed of a series of electron carriers located in the ___ of the mitochondria.
cristae
matrix
intermembrane space
outer membrane
During the formation of ATP in the electron transport chain, ____ is used to add one phosphate group to each ADP molecule.
ATP synthase
acetyl CoA
pyruvate
ADP synthase
Which of the following cellular respiration steps only uses oxygen?
I. Glycolysis
II. Electron transport chain
III. Krebs cycle
IV. Transition reaction
I, III and IV
I and II
I only
I, II and III
II, III and IV
During the link reaction, the 3 carbon pyruvate molecule is converte to a 2 carbon acetyl CoA molecules by the process of:
decarboxylation
phosphorylation
hydrolysis
condensation
The process by which ATP is formed in the electron transport chain via the movement of hydrogen ions is called:
oxidative phosphorylation
chemiosmosis
oxidation/reduction reaction
active transport
In aerobic cellular respiration,
reduced FADH is converted to ATP
reduced NAD is converted to ATP
water is the final electron acceptor
oxygen is the final electron acceptor
Cytochromes can be found in the:
matrix
intermembrane space
inner mitochondrial membrane
outer mitochondrial membrane
A CIA agent has been poisoned by cyanide. Cyanide acts on which step of cell respiration?
glycolysis
link reaction
Krebs cycle
electron transport chain
In cell respiration, ___ are required for each and every step.
enzymes
carbohydrates
lipids
channel proteins
In glycolysis:
a 5 carbon glucose is broken down to two 3 carbon pyruvate molecules
a 6 carbon glucose is broken down to two 2 carbon pyruvate molecule
a 5 carbon glucose is broken down to two 2 carbon pyruvate molecules
a 6 carbon glucose is broken down to two 3 carbon pyruvate molecules
