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BIO 101 Lab 11 - Cellular Respiration

Total questions: 54

Worksheet time: 28mins

Name
Class
Date
1.

In glucose metabolism, is glucose oxidized or reduced (remember LEO says GER)?

a)

oxidized

b)

reduced

2.

In glucose metabolism, is oxygen oxidized or reduced (remember LEO says GER)?

a)

oxidized

b)

reduced

3.

Where does glycolysis take place?

a)

cytoplasm

b)

mitochondrial matrix

c)

mitochondrial inner membrane

d)

ribosome

4.

Where does pyruvate oxidation and the Citric Acid Cycle take place?

a)

mitochondrial outer membrane

b)

mitochondrial matrix

c)

mitochondrial inner membrane

d)

ribosome

5.

Where does oxidative phosphorylation (electron transport chain and chemiosmosis) take place?

a)

mitochondrial outer membrane

b)

mitochondrial matrix

c)

mitochondrial inner membrane

d)

ribosome

6.

Oxidation of glucose using _____________ is referred to as aerobic cellular respiration.

a)

oxygen

b)

nitrogen

c)

carbon dioxide

d)

water

7.

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.

a)

ADP

b)

ATP

c)

glucose

d)

water

8.

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.

a)

lactic acid

b)

alcoholic

c)

glucose

d)

pentose

9.

Which pathway yields the highest yield of ATP (32 ATP)? aerobic cellular respiration or anaerobic respiration (fermentation)?

a)

aerobic cellular respiration

b)

anaerobic respiration (fermentation)

10.

Which pathway yields the lowest yield of ATP (2 ATP)? aerobic cellular respiration or anaerobic respiration (fermentation)?

a)

aerobic cellular respiration

b)

anaerobic respiration (fermentation)

11.

Whether glucose is oxidized via the aerobic or anaerobic pathway, ______________ is always the first step in glucose oxidation.

a)

Glycolysis

b)

Pyruvate Oxidation

c)

Citric Acid Cycle

d)

Oxidative Phosphorylation

12.

Glycolysis breaks down glucose (a 6 carbon compound) into two 3 carbon compounds called what?

a)

NADH

b)

ATP

c)

acetate

d)

pyruvate

13.

What is the net ATP gained in glycolysis?

a)

1

b)

2

c)

3

d)

4

14.

What type of fermentation is this?

a)

alcoholic fermentation

b)

lactic acid fermenation

15.

What gas is produced in alcoholic fermentation?

a)

oxygen

b)

carbon dioxide

c)

carbon monoxide

d)

hydrogen

16.

How much ATP is produced in fermentation?

a)

2

b)

4

c)

32

d)

38

17.

_____________ cells are single‐celled eukaryotic organisms (belonging to Kingdom Fungi).

a)

prokaryotic cells

b)

yeast cells

c)

bacterial cells

d)

protists cells

18.

When carbon dioxide gas bubbles through a bromothymol blue indicator solution, the indicator solution turns ________.

a)

blue

b)

yellow

c)

purple

d)

brown

19.

What pH indicator did we use to indicate cellular respiration or the formation of carbon dioxide?

a)

bromothymol blue

b)

methylene blue

c)

safranin

d)

gram stain

20.

Which one produced the most carbon dioxide?

a)

yeast only

b)

yeast and sugar

21.

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?

a)

carbon dioxide

b)

water

c)

ATP

d)

ADP

22.

What are the products of cellular respiration?

a)

carbon dioxide, water and ATP

b)

carbon dioxide, glucose and ATP

c)

oxygen, water and ATP

d)

carbon dioxide, water and ADP

23.

Algae beads are clusters of green algae (a protist). Can they carry out both photosynthesis and respiration?

a)

Yes

b)

No

24.

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

a)

cellular respiration

b)

fermentation

25.

If algae beads are exposed to light, the algae beads will perform what?

a)

cellular respiration

b)

fermentation

c)

photosynthesis

26.

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.

a)

yellow/orange

b)

red

c)

blue

d)

purple

27.

If the algae beads are predominantly undertaking photosynthesis, the pH indicator will be more __________, which indicates a more basic/alkaline pH?

a)

yellow/orange

b)

red

c)

purple/blue

28.

At the beginning of the experiment were the algae beads doing mostly cellular respiration or photosynthesis?

a)

cellular respiration

b)

photosynthesis

29.

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?

a)

cellular respiration

b)

photosynthesis

30.

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?

a)

cellular respiration

b)

photosynthesis

31.

In the algae bead experiment was there a difference in pH between the wrapped vial and the unwrapped vial?

a)

Yes, the pH was lower in the wrapped vial due to the algae beads producing carbon dioxide and making the solution acidic

b)

Yes, the pH was higher in the wrapped vial due to the algae beads producing carbon dioxide and making the solution basic

c)

No, the pH was same whether the vial was wrapped or not wrapped

32.

In the algae bead experiment (test tube 3), what was the purpose of the glass vial with no algae beads?

a)

It had no purpose

b)

It was the experimental group

c)

It was the control group

33.
This term refers to the production of ATP without oxygen being present.
a)
anaerobic
b)
prokaryotic
c)
biogenic
d)
organic
34.
What type of respiration requires oxygen?
a)
Aerobic
b)
Anaerobic
35.

ATP Synthase: ATP Synthase is a(n)...

a)

Enzyme

b)

Lipid

c)

Carbohydrate

d)

ATP Molecule

e)

None of these

36.

ATP Synthase: ATP Synthase 'creates'...

a)

Energy

b)

Adenosine Triphosphate

c)

Adenosine Tetrapholate

d)

ADP

e)

Inorganic Phosphate

37.

ATP Synthase: What 'powers' the ATP Synthase?

a)

Hydrogen Ion

b)

Water

c)

Sugar

d)

Sunlight

e)

ATP

38.

Does glycolysis require oxygen?

a)

Yes

b)

No

39.

Where does fermentation occur?

a)

cytoplasm

b)

nucleus

c)

mitochondria

d)

ribosome

40.

What is regenerated in fermentation to keep fermentation going?

a)

NAD+

b)

NADH

c)

H2O

d)

ATP

41.

What type of cells undergo fermentation?

a)

body cells

b)

yeast cells, bacterial cells and muscle cells

c)

plant cells

d)

animal cells

42.
Why is yeast used to bake bread? 
a)
The waste gas, CO2, makes bread rise
b)
The alcohol produced makes bread dangerous
c)
The yeast consumes O2, causing bread to rise
43.
What cells in the body may undergo lactic acid fermentation during exercise? 
a)
Muscle cells
b)
Fat cells
c)
Liver cells
d)
Skin cells
44.
Fermentation is cellular respiration without which molecule?
a)
CO2
b)
O2
c)
C6H12O6
45.
How are lactic acid and alcoholic fermentation similar?
a)
They have the same products
b)
They have the same reactants
c)
They both require oxygen
d)
They occur in the same organisms
46.

What are the waste products from fermentation? (Choose all that apply)

a)

starch

b)

carbon dioxide

c)

glucose

d)

alcohol

47.
After intense activity, your muscles feel sore because of 
a)
the accumulation of NAD+
b)
the accumulation of lactic acid 
c)
the accumulation of ATP
d)
the accumulation of carbon dioxide
48.

What is the correct equation for cellular respiration?

a)

6O2 + C6H12O6 + Energy → 6CO2 + 6H2O

b)

6O2 + C6H12O6 → 6CO2 + 6H2O + Energy

c)

6CO2 + 6H2O + Energy → 6O2 + C6H12O6

d)

6CO2 + 6H2O → 6O2 + C6H12O6 + Energy

49.

Which of the following sequences is in the correct order?

a)

Krebs->Glycolysis->ETC

b)

ETC->Krebs->Glycolysis

c)

Glycolysis->Krebs->ETC

d)

ETC->Glycolysis->Krebs

50.

Which of the following steps generates the MOST ATP?

a)

ETC

b)

Krebs

c)

Fermentation

d)

Glycolysis

51.

Which of the following steps generates the LEAST ATP?

a)

ETC

b)

Krebs

c)

Fermentation

d)

Glycolysis

52.

From this figure, amino acids can enter the metabolic pathway through any of the following routes except:

a)

glycolysis

b)

pyruvate oxidation

c)

citric acid cycle

d)

oxidative phosphorylation

53.

________ are more stable and efficient stores for chemical energy.

a)

carbohydrates

b)

proteins

c)

lipids

d)

nucleic acids

54.

The majority of the ATP produced by cellular respiration comes from __________.

a)

glycolysis

b)

the citric acid cycle

c)

electron transport chain