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Organelles & Plasma Membrane

Total questions: 87

Worksheet time: 53mins

Name
Class
Date
1.

Which of the following describes the main components of the plasma membrane?

a)

steroids and proteins

b)

proteins and phospholipids

c)

phospholipids and carbohydrates

d)

carbohydrates and steroids

2.

Which of the following describes the orientation of the plasma membrane?

a)

hydrophobic heads face the exterior and interior of the cell while hydrophilic tails make up the interior of the membrane

b)

hydrophilic heads face the exterior and interior of the cell while hydrophobic tails make up the interior of the membrane

c)

hydrophobic heads face the exterior of the cell and hydrophilic tails face the interior of the cell

d)

hydrophilic heads face the exterior of the cell and hydrophobic tails face the interior of the cell

3.

What types of materials are easily able to diffuse across the plasma membrane?

a)

small and polar

b)

large and polar

c)

small and nonpolar

d)

large and nonpolar

4.

Which of the following maintains the fluidity of the plasma membrane?

a)

cholesterol

b)

carrier protein

c)

fatty acid tails

d)

glycolipids

5.

Which of the following describes the plasma membrane of organisms in cooler environments?

a)

Phospholipids with more than one phosphate group

b)

Phospholipids with more unsaturated fatty acid chains

c)

Phospholipids with more saturated fatty acid chains

d)

Phospholipids with more membrane surface area

6.

If a protein is on the cytoplasmic side of a vesicle, which of the following describes the location of the protein after exocytosis?

a)

Released from the plasma membrane into the extracellular fluid

b)

Bound to the extracellular side of the plasma membrane

c)

Incorporated in the intracellular side of the plasma membrane

d)

Attached to the endoplasmic reticulum on the cytosolic side

7.

Which of the following describes the function of the glycolipids found on the plasma membrane?

a)

cell-cell communication

b)

enzymatic activites

c)

intracellular junction

d)

receptor for extracellular ligands

8.

Which of the following describes the difference between a transmembrane protein and a peripheral protein?

a)

Transmembrane proteins are solely responsible for receptor while peripheral proteins are solely responsible for transport

b)

Peripheral proteins are solely responsible for receptor while transmembrane proteins are solely responsible for transport

c)

Peripheral protein are amphipathic while transmembrane proteins are hydrophilic.

d)

Transmembrane protein are amphipathic while peripheral proteins are hydrophilic.

9.

In the Frye & Edison experiment, they labeled plasma membrane proteins of mouse and human cells with different markers. The researchers observed the markers on the hybrid cell. Which of the following describes the hybrid plasma membrane assuming that the mouse cell was initially on the left side?

a)

All of the mouse proteins are on the left while the human proteins are on the right.

b)

All of the human proteins are on the left while the mouse proteins are on the right.

c)

The two cells do not bind together and there will be no hybrid cell.

d)

All of the mouse and human proteins will be randomly dispersed

10.

Which of the following describes why the plasma membrane is selectively permeable?

a)

The proteins that make up the plasma membrane only bind with specific materials to allow passage into the cell.

b)

The proteins that make up the plasma membrane degrade materials to inhibit passage into the cell.

c)

The phospholipid bilayer is nonpolar which inhibits charged and polar substances from passing.

d)

The phospholipid bilayer is polar which inhibits nonpolar substances from passing.

11.

Cystic fibrosis is a genetic condition that is associated with defects in the CFTR protein found in the membrane. Which organelle synthesized the protein?

a)

Golgi Bodies

b)

Rough ER

c)

Smooth ER

d)

Lysosome

12.

Cystic fibrosis is a genetic condition that is associated with defects in the CFTR protein found in the membrane. After being synthesized, where does it go to be modified, packaged, and sorted?

a)

Golgi Bodies

b)

Rough ER

c)

Smooth ER

d)

Lysosome

13.

The following data was collected by observing subcellular structures of three different types of cells. How can you determine these are eukaryotic cells?

a)

They have ribosomes.

b)

They have membrane bound organelles.

c)

They have DNA.

d)

The have a plasma membrane.

14.

The following data was collected by observing subcellular structures of three different types of eukaryotic cells. Identify a function of cell X.

a)

Detoxification.

b)

Secretion of Proteins.

c)

Mobility.

d)

Storage.

15.

The following data was collected by observing subcellular structures of three different types of eukaryotic cells. Identify a function of cell Y.

a)

Detoxification.

b)

Secretion of Proteins.

c)

Mobility.

d)

Storage.

16.

The following data was collected by observing subcellular structures of three different types of eukaryotic cells. Identify a function of cell z.

a)

Detoxification.

b)

Secretion of Proteins.

c)

Mobility.

d)

Storage.

17.

How does the location of the ribosome affect the type of protein product?

a)

free ribosomes synthesize cytosolic proteins while bound ribosomes synthesize membrane proteins

b)

free ribosomes synthesize membrane proteins while bound ribosomes synthesize cytosolic proteins

c)

free ribosomes synthesize proteins for the mitochondria while bound ribosomes synthesize cytosolic proteins.

d)

free ribosomes synthesize cytosolic proteins while bound ribosomes synthesize proteins for the mitochondria.

18.

Where is the mRNA used for synthesis of proteins made?

a)

nucleus

b)

ribosome

c)

rough ER

d)

smooth ER

19.

What organelle is responsible for storing calcium?

a)

lysosome

b)

smooth ER

c)

rough ER

d)

Golgi Bodies

20.

Tay Sachs results from a build-up of fats due to an error in which organelle that is responsible for digesting macromolecules?

a)

rough ER

b)

smooth ER

c)

lysosome

d)

Golgi Bodies

21.

You are a doctor. A patient comes in dehydrated. What type of solution would be best to place into their IV?

a)

A hypotonic solution to allow the cells to rehydrate.

b)

A slightly hypertonic solution to allow the cells to rehydrate.

c)

An isotonic solution to increase fluid in the body without causing harm to the cells.

d)

An isotonic solution to decrease fluid in the body without causing harm to the cells.

22.

Which of the following describes an appropriate water movement pathway?

a)

hypotonic solution to hypertonic solution

b)

hypertonic solution to hypotonic solution

c)

hypertonic solution to isotonic solution

d)

isotonic solution to hypotonic solution

23.

What is the difference between the molecule transported in facilitated diffusion versus simple diffusion?

a)

facilitated diffusion involves nonpolar solute transport through a membrane protein

b)

simple diffusion involves nonpolar solute transport through a membrane protein

c)

facilitated diffusion involves polar solute transport through a membrane protein

d)

simple diffusion involved polar solute transport through a membrane protein

24.

Which of the following describes the difference between passive and active transport?

a)

passive transport involves moving solutes against the concentration gradient using ATP.

b)

active transport involves moving solutes against the concentration gradient using ATP.

c)

passive transport involves moving solutes with the concentration gradient using ATP.

d)

active transport involves moving solutes with the concentration gradient using ATP.

25.

Which of the following describes the difference between channel and carrier transport proteins?

a)

channel proteins bind to solute to shuttle the solute across the membrane

b)

channel proteins provide a nonpolar channel through the membrane

c)

carrier proteins bind to solute to shuttle the solute across the membrane

d)

carrier proteins provide a nonpolar channel through the membrane

26.

Describe what would happen if you placed an animal cell in 1.0 M solution.

a)

The cell would lyse

b)

The cell would be flaccid

c)

The cell would shrivel

d)

The cell would be normal

27.

Describe what would happen if you placed a plant cell in a 0.0 M solution.

a)

The cell would lyse

b)

The cell would be turgid

c)

The cell would plasmolyze

d)

The cell would be flaccid

28.

What organelle found in a plant cell provides the plant cell with turgid pressure?

a)

Rough ER

b)

Golgi Bodies

c)

Central Vacuole

d)

Lysosome

29.

What property of the plasma membrane allows for oxygen and carbon dioxide to diffuse by simple diffusion?

a)

Phospholipids are nonpolar allowing for small, nonpolar substances to dissolve.

b)

Phospholipids are polar allowing for small, polar substances to dissolve.

c)

Phospholipids are amphipathic allowing for a nonpolar interior for nonpolar substances to diffuse.

d)

Phospholipids are amphipathic allowing for polar interior for polar substances to diffuse.

30.

Describe the difference between rough ER and smooth ER.

a)

Rough ER compartmentalizes cell; Smooth ER functions in detox and lipid synthesis

b)

Rough ER functions in ribosome synthesis; Smooth ER functions in lipid synthesis

c)

Rough ER functions in detox and lipid synthesis; Smooth ER compartmentalizes cell

d)

Rough ER functions in lipid synthesis; Smooth ER functions in ribosome synthesis

31.

Which organelle is a membrane-bound structure that functions in correct folding/chemical modification of proteins?

a)

Golgi complex

b)

Lysosome

c)

Mitochondria

d)

Chloroplast

32.

Which is membrane-enclosed sacs that contain hydrolytic enzymes?

a)

Golgi complex

b)

Lysosome

c)

Mitochondria

d)

Chloroplast

33.

Which is responsible for storage and release of macromolecules and cellular waster products. In plants, aids in turgor.

a)

Endoplasmic Reticulum

b)

Lysosome

c)

Mitochondria

d)

Vacuoles

34.

Which of the following is the location for the light-dependent reactions?

a)

grana/thylakoid membrane

b)

matrix

c)

stroma

d)

cristae

35.

Which of the following is the location for the Krebs cycle?

a)

grana/thylakoid membrane

b)

matrix

c)

stroma

d)

cristae

36.

Which of the following is the location for the ATP synthesis in cellular respiration?

a)

grana/thylakoid membrane

b)

matrix

c)

stroma

d)

cristae

37.

Which of the following is the location for the ATP synthesis in photosynthesis?

a)

grana/thylakoid membrane

b)

matrix

c)

stroma

d)

cristae

38.

Describe the relationship between cell size and SA:V ratios.

a)

As cells increase in size, the SA:V ratio increases

b)

As cells decrease in size, the SA:V ratio decreases

c)

As cells increase in size, the SA:V ratio decreases

d)

Cell size has no effect on the SA:V ratio

39.

Describe the characteristics of a membrane-bound protein.

a)

Entire protein is hydrophilic

b)

Entire protein is hydrophobic

c)

Hydrophilic R group exterior cell & hydrophobic R group interior membrane

d)

Hydrophilic R group interior membrane & hydrophobic R group interior cell

40.

Identify which of the following will easily pass through the membrane.

a)

Water

b)

Protein Hormone

c)

Steroid Hormone

d)

Charged Ion

41.

Identify which of the following will bind to a membrane protein (and will not enter the cell).

a)

Water

b)

Protein Hormone

c)

Steroid Hormone

d)

Charged Ion

42.

Which of the following requires an input of energy for membrane transport?

a)

Charged ion moving against concentration gradient

b)

Water moving into a hypertonic cell

c)

Charged ion moving with concentration gradient

d)

Water moving out of a hypotonic cell

43.

What is the difference between endocytosis and exocytosis?

a)

Endocytosis involves cytoplasm of a neighboring cell entering

b)

Endocytosis involves phagocytosis or pinocytosis to bring materials in cell

c)

Exocytosis involves cytoplasm of a neighboring cell exiting

d)

Exocytosis involves phagocytosis or pinocytosis to remove material from cell

44.

Which of the following correctly describe the movement of water?

a)

Cell with 0.5M concentration will gain water from the 1.0M exterior solution

b)

Cell with 0.5M concentration will gain water from the 0.5M exterior solution

c)

Cell with 1.0M concentration will gain water from the 0.5M exterior solution

d)

Cell with 0.5M concentration will lose water to the 0.5M exterior solution

45.

Why is a eukaryotic cell able to be larger than a prokaryotic cell?

a)

Membrane-bound organelles compartmentalize intracellular processes

b)

Prokaryotic cells have a nucleus which decreases the volume of the cell

c)

Eukaryotic cells have a nucleus which decreases the volume of the cell

d)

Absence of membrane-bound organelles allows for enzymatic reactions.

46.
Why are lipids and proteins free to move laterally in membranes?
a)
Molecules such as cellulose can pull them in various directions.
b)
The interior of the membrane is filled with liquid water.
c)
There are only weak hydrophobic interactions in the interior of the membrane.
d)
There are no covalent bonds between lipid and protein in the membrane.
47.
An animal cell lacking oligosaccharides on the external surface of its plasma membrane would likely be impaired in which function?
a)
cell-cell recognition
b)
establishing the diffusion barrier to charged molecules
c)
transporting ions against an electrochemical gradient
d)
attaching to the cytoskeleton
48.
Cells of the pancreas will incorporate radioactively labeled amino acids into proteins. This "tagging" of newly synthesized proteins enables a researcher to track their location. In this case, we are tracking an enzyme secreted by pancreatic cells. What is its most likely pathway?
a)
Golgi -> ER -> lysosome
b)
nucleus -> ER -> Golgi
c)
ER -> Golgi -> vesicles that fuse with plasma membrane
d)
ER -> Golgi -> nucleus
49.
All of the following are part of a prokaryotic cell except
a)
ribosomes.
b)
an endoplasmic reticulum.
c)
a cell wall.
d)
DNA.
50.
Plasmodesmata in plant cells are most similar in function to which of the following structures in animal cells?
a)
desmosomes
b)
extracellular matrix
c)
gap junctions
d)
tight junctions
51.
In order for a protein to be an integral membrane protein it would have to be which of the following?
a)
amphipathic
b)
hydrophobic
c)
hydrophilic
d)
exposed on only one surface of the membrane
52.
A cell has the following molecules and structures: enzymes, DNA, ribosomes, plasma membrane, and mitochondria. It could be a cell from
a)
an animal, but not a plant.
b)
any kind of organism.
c)
a plant, but not an animal.
d)
a plant or an animal.
53.
Glucose diffuses slowly through artificial phospholipid bilayers. The cells lining the small intestine, however, rapidly move large quantities of glucose from the glucose-rich food into their glucose-poor cytoplasm. Using this information, which transport mechanism is most probably functioning in the intestinal cells?
a)
phagocytosis
b)
facilitated diffusion
c)
active transport pumps
d)
simple diffusion
54.
What is the function of nucleus?
a)
Structure that organizes motion of chromosomes. 
b)
Structure that contains DNA and directs the cell 
c)
Membrane that surrounds and protects the cell 
d)
Stack of membranes that packages chemicals
55.
What type of solution is this cell in?
a)
Isotonic
b)
Hypertonic
c)
Hypotonic
d)
diffused
56.
What type of solution is this cell in?
a)
Isotonic
b)
Hypertonic
c)
Hypotonic
d)
diffused
57.
Bacteria are engulfed by
a)
Pinocytosis
b)
Receptor mediated endocytosis
c)
Exocytosis
d)
Phagocytosis
58.
 Breaks down excess or worn out cell parts and food particles. Often call the “recyclers of the cell  
a)
Vacuole 
b)
Lysosome
c)
Chloroplasts
d)
Nucleus
59.
Help plants maintain shape, storage, digestion and waste. This organelle can become very enlarged when plants store water.
a)
Lysosome
b)
Vacuole
c)
Golgi Apparatus
d)
Cell membrane
60.
Looks like a maze of passageways. This organelle produces many substances and is always found surrounding the nucleus. The rough parts of this organelle ribosomes stick to.
a)
Golgi Apparatus
b)
Mitochondria
c)
Endoplasmic reticulum
d)
Cell Wall
61.
Thin strands of genetic material that fill the nucleus, contains information for directing a cell’s function
a)
Cell membrane
b)
Chloroplasts
c)
Vacuole
d)
Chromatin
62.
Known as the “Power Houses” of the cell. These organelles convert energy stored in food to energy that the cell can use to live and function
a)
Mitochondria
b)
Golgi Apparatus
c)
Cell membrane
d)
Endoplasmic Reticulum
63.
Receives proteins and other newly formed materials from the ER, packages them and distributes them to other parts of the cell or outside the cell
a)
Endoplasmic Reticulum
b)
Mitochondria
c)
Golgi Apparatus
d)
Cytoplasm
64.
Only found in Plants, these organelles are filled with a green pigment called chlorophyll. They capture sunlight and turn it into energy
a)
Cell wall
b)
Chloroplasts
c)
Vacuole
d)
Lysosomes
65.
Only Found in Plants, this organelle has a rigid layer that surrounds cells of plants. Helps protect and support the cell  
a)
Cell Wall
b)
Chloroplasts
c)
Cytoplasm
d)
Cell membrane
66.
Small grain-shaped organelles that produce proteins.
a)
Lysosomes
b)
Ribosomes
c)
Vacuole
d)
Nucleus
67.

Plants and animal cells have...

a)

Mitochondria and chloroplasts

b)

Nucleus and chloroplast

c)

Cell wall and chloroplast

d)

Mitchochodria and cytoplasm

68.

what is the function of a lysosome?

a)

To create energy for the cell

b)

To command the cell what to do

c)

To remove waste using digestive enzymes from the cell

d)

To protect the cell

69.

What is the difference between a prokaryotic cell and a eukaryotic cell?

a)

Prokaryotes do not have a nucleus or organelles, but a eukaryotic cell does

b)

Eukaryotic cells do not have a nucleus or organelles, but prokaryotes do

70.

What is the difference between mitochondria and chloroplast?

a)

Mitochondria produces energy and chloroplasts breaks down energy

b)

There is no difference. They are the same.

c)

Mitochondria breaks down energy from food and chloroplasts produce energy from sunlight.

d)

Mitochondria contains DNA and chloroplasts are green

71.

Hypertonic solutions

a)

make cells shrink

b)

make cells swell

72.

Hypotonic solutions

a)

make cells shrink

b)

make cells swell

73.

Small polar molecules like O2 and CO2enter a cell through

a)

diffusion

b)

osmosis

c)

facilitated diffusion

74.

Phagocytosis and pinocytosis are both forms of

a)

endocytosis

b)

exocytosis

75.

Some celery sticks were placed in distilled water. What type of solution are they in? What will happen to the celery sticks?

a)

hypotonic, the cells will swell

b)

hypertonic, the cells will shrink

76.

Some celery sticks were placed in salt water. What type of solution are they in? What will happen to the celery sticks?

a)

hypotonic, the cells will swell

b)

hypertonic, the cells will shrink

77.

Energy-requiring process that moves material across a cell membrane against a concentration gradient.

a)

Active transport

b)

Passive transport

c)

Facilitated diffusion

d)

osmosis

78.

Process by which a cell releases large amounts of material

a)

Exocytosis

b)

Endocytosis

c)

Passive Transport

d)

Facilitated diffusion

79.

process of diffusion in which molecules pass across the membrane through cell membrane channels with concentration gradient

a)

Active transport

b)

Facilitated diffusion

c)

Osmosis

d)

Diffusion

80.

Diffusion of water through a selectively permeable membrane

a)

Osmosis

b)

Facilitated Diffusion

c)

Active Transport

d)

Endocytosis

81.
Which of the following is NOT part of the cell membrane?
a)
Lipids
b)
Carbs
c)
Proteins
d)
Nucleic Acids
82.
Lipid tails are...
a)
Hydrophobic
b)
Hydrophilic
83.
When looking at the cell membrane, where are the phosphate heads located?
a)
Floating between bilayer levels
b)
Outer part of the bilayer
c)
Inner part of the bilayer
d)
Located at different parts throughout the bilayer
84.
When looking at the cell membrane, where are the lipid tails located?
a)
Inner part of the bilayer
b)
Outer part of the bilayer
c)
At the end of the bilayer
d)
Goes through each end of the bilayer
85.
Cholesterol is an important component of the cell membrane because
a)
It makes the membrane more fluid and adds to its flexibility
b)
It aids in diffusion
c)
It aids in cell recognition
d)
It transports large, polar molecules
86.
If there is 5 percent water inside a cell and 5 percent water outside a cell
a)
more water will move inside the cell
b)
more water will move outside the cell
c)
There will be no movement of water cells
87.
A person should never drink salty water because their cells would
a)
shrink
b)
expand

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