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WorksheetsBIO 101 Lab 11 - Cellular Respiration
Total questions: 54
Worksheet time: 28mins
In glucose metabolism, is glucose oxidized or reduced (remember LEO says GER)?
oxidized
reduced
In glucose metabolism, is oxygen oxidized or reduced (remember LEO says GER)?
oxidized
reduced
Where does glycolysis take place?
cytoplasm
mitochondrial matrix
mitochondrial inner membrane
ribosome
Where does pyruvate oxidation and the Citric Acid Cycle take place?
mitochondrial outer membrane
mitochondrial matrix
mitochondrial inner membrane
ribosome
Where does oxidative phosphorylation (electron transport chain and chemiosmosis) take place?
mitochondrial outer membrane
mitochondrial matrix
mitochondrial inner membrane
ribosome
Oxidation of glucose using _____________ is referred to as aerobic cellular respiration.
oxygen
nitrogen
carbon dioxide
water
Since your cells continually need __________ to “pay for” cellular work (such as active transport or muscle contraction), aerobic cellular takes place regularly in the mitochondria of your cells.
ADP
ATP
glucose
water
Sometimes your cells are unable to get the oxygen they require for this process. When you are exercising heavily, your muscle cells cannot get oxygen fast enough; they then switch to an anaerobic (without oxygen) breakdown of glucose called ______________________ fermentation.
lactic acid
alcoholic
glucose
pentose
Which pathway yields the highest yield of ATP (32 ATP)? aerobic cellular respiration or anaerobic respiration (fermentation)?
aerobic cellular respiration
anaerobic respiration (fermentation)
Which pathway yields the lowest yield of ATP (2 ATP)? aerobic cellular respiration or anaerobic respiration (fermentation)?
aerobic cellular respiration
anaerobic respiration (fermentation)
Whether glucose is oxidized via the aerobic or anaerobic pathway, ______________ is always the first step in glucose oxidation.
Glycolysis
Pyruvate Oxidation
Citric Acid Cycle
Oxidative Phosphorylation
Glycolysis breaks down glucose (a 6 carbon compound) into two 3 carbon compounds called what?
NADH
ATP
acetate
pyruvate
What is the net ATP gained in glycolysis?
1
2
3
4
What type of fermentation is this?
alcoholic fermentation
lactic acid fermenation
What gas is produced in alcoholic fermentation?
oxygen
carbon dioxide
carbon monoxide
hydrogen
How much ATP is produced in fermentation?
2
4
32
38
_____________ cells are single‐celled eukaryotic organisms (belonging to Kingdom Fungi).
prokaryotic cells
yeast cells
bacterial cells
protists cells
When carbon dioxide gas bubbles through a bromothymol blue indicator solution, the indicator solution turns ________.
blue
yellow
purple
brown
What pH indicator did we use to indicate cellular respiration or the formation of carbon dioxide?
bromothymol blue
methylene blue
safranin
gram stain
Which one produced the most carbon dioxide?
yeast only
yeast and sugar
Oxygen is needed in the final stage (oxidative phosphorylation), as it is the final electron acceptor in the electron transport chain. What does it form?
carbon dioxide
water
ATP
ADP
What are the products of cellular respiration?
carbon dioxide, water and ATP
carbon dioxide, glucose and ATP
oxygen, water and ATP
carbon dioxide, water and ADP
Algae beads are clusters of green algae (a protist). Can they carry out both photosynthesis and respiration?
Yes
No
If algae beads are in darkness for any length of time, they will carry out primarily _______________________ , as they are unable to do the light reactions of photosynthesis without light. O
cellular respiration
fermentation
If algae beads are exposed to light, the algae beads will perform what?
cellular respiration
fermentation
photosynthesis
If the algae beads are primarily undertaking aerobic cellular respiration, then the pH indicator will be what color? This color indicates a more acidic pH.
yellow/orange
red
blue
purple
If the algae beads are predominantly undertaking photosynthesis, the pH indicator will be more __________, which indicates a more basic/alkaline pH?
yellow/orange
red
purple/blue
At the beginning of the experiment were the algae beads doing mostly cellular respiration or photosynthesis?
cellular respiration
photosynthesis
In the algae bead experiment, vial 2 was wrapped in foil and placed under the lamp, looking at the color, the algae beads did what? cellular respiration or photosynthesis?
cellular respiration
photosynthesis
In the algae bead experiment, vial 1 was placed under the lamp, looking at the color, the algae beads did what? cellular respiration or photosynthesis?
cellular respiration
photosynthesis
In the algae bead experiment was there a difference in pH between the wrapped vial and the unwrapped vial?
Yes, the pH was lower in the wrapped vial due to the algae beads producing carbon dioxide and making the solution acidic
Yes, the pH was higher in the wrapped vial due to the algae beads producing carbon dioxide and making the solution basic
No, the pH was same whether the vial was wrapped or not wrapped
In the algae bead experiment (test tube 3), what was the purpose of the glass vial with no algae beads?
It had no purpose
It was the experimental group
It was the control group
ATP Synthase: ATP Synthase is a(n)...
Enzyme
Lipid
Carbohydrate
ATP Molecule
None of these
ATP Synthase: ATP Synthase 'creates'...
Energy
Adenosine Triphosphate
Adenosine Tetrapholate
ADP
Inorganic Phosphate
ATP Synthase: What 'powers' the ATP Synthase?
Hydrogen Ion
Water
Sugar
Sunlight
ATP
Does glycolysis require oxygen?
Yes
No
Where does fermentation occur?
cytoplasm
nucleus
mitochondria
ribosome
What is regenerated in fermentation to keep fermentation going?
NAD+
NADH
H2O
ATP
What type of cells undergo fermentation?
body cells
yeast cells, bacterial cells and muscle cells
plant cells
animal cells
What are the waste products from fermentation? (Choose all that apply)
starch
carbon dioxide
glucose
alcohol
What is the correct equation for cellular respiration?
6O2 + C6H12O6 + Energy → 6CO2 + 6H2O
6O2 + C6H12O6 → 6CO2 + 6H2O + Energy
6CO2 + 6H2O + Energy → 6O2 + C6H12O6
6CO2 + 6H2O → 6O2 + C6H12O6 + Energy
Which of the following sequences is in the correct order?
Krebs->Glycolysis->ETC
ETC->Krebs->Glycolysis
Glycolysis->Krebs->ETC
ETC->Glycolysis->Krebs
Which of the following steps generates the MOST ATP?
ETC
Krebs
Fermentation
Glycolysis
Which of the following steps generates the LEAST ATP?
ETC
Krebs
Fermentation
Glycolysis
From this figure, amino acids can enter the metabolic pathway through any of the following routes except:
glycolysis
pyruvate oxidation
citric acid cycle
oxidative phosphorylation
________ are more stable and efficient stores for chemical energy.
carbohydrates
proteins
lipids
nucleic acids
The majority of the ATP produced by cellular respiration comes from __________.
glycolysis
the citric acid cycle
electron transport chain
