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WorksheetsCell Membrane and Transport - practice questions
Total questions: 121
Worksheet time: 1hrs 7mins
Diffusion & Facilitated Diffusion are both __________ transport.
Passive
Active
Easy
Free
Passive Transport is the movement of particles across the membrane from an area of [ ___ ] to an area of [ ___ ]
high to low
low to high
low to low
high to high
Passive Transport uses ____ energy
no
a lot of
a little bit of
some
The general name for movement of substances across cell membranes without need of energy input
passive transport
active transport
The type of transport that requires the use of transport proteins
Passive Transport
Facilitated Diffusion
Active Transport
Vesicular Transport
The passage of a substance from an area of high concentration to an area of low concentration
Active Transport
Diffusion
Vesicular Transport
Exocytosis
The energy molecule that powers some modes of transport
ADP
ATP
AGP
ABP
Diffusion is a form of __________ transport.
Passive
Active
Easy
Free
Passive Transport uses ____ energy
no
a lot of
a little bit of
some
_____________ is the free movement of particles across the membrane with the concentration gradient
diffusion
facilitated diffusion
active transport
fusion
What is the movement of particles with the concentration gradient using protein "helpers"?
diffusion
facilitated diffusion
active transport
enzymatic reactions
The general name for movement of substances across cell membranes without need of energy input
passive transport
active transport
Some cells move large particles out of the cell through the process of:
Protein Synthesis
Endocytosis
Exocytosis
Cytoplasmic Streaming
The sodium potassium pump is an example of
Passive Transport
Active Transport
Facilitated Diffusion
Endocytosis
Human red blood cells contain 0.9% sodium chloride as a component of their cytoplasm. What would happen if an IV solution containing 3.5% sodium chloride is introduced into a person?
The red blood cell would get bigger and burst.
The red blood cell would stay the same size.
The red blood cell would shrink.
The red blood cell would first loose water and then absorb water.
If the body can no longer make ATP, which type of transport would be impacted?
Facilitated Diffusion
Osmosis
Active Transport
Simple Diffusion
Diffusion occurs when molecules
move through a permanent barrier
move against the concentration gradient
move from high to low concentration
move from low to high concentration
Glycocalyx is a loose protein coat surrounding the cell which helps is attachment and immune response.
True
False
_____ types of proteins are fixed inside the cell membrane?
Peripheral protein
Integral protein
Both
None of the above
Aquaporins are examples of ____ proteins?
Channel protein
Carrier protein
None of the above
All of the above
Sodium is present in more concentration in the _____?
ECF
ICF
Equal in both ECF and ICF
Not present anywhere
Facilitated diffusion requires ATP.
True
False
Rate of diffusion is directly proportional to lipid solubility.
True
False
A process that facilitates movement of molecules along the concentration gradient without utilizing energy.
Active Transport
Passive Transport
Potassium is present in more concentration in the _____?
ECF
ICF
Rate of diffusion depends on the number and size of the openings through the cell membrane.
True
False
The movement of water molecules through a semi permeable membrane from an area of high water concentration to an area of lower water concentration.
Osmosis
Active transport
Co-transport
Counter-transport
Glycocalyx is a loose protein coat surrounding the cell which helps is attachment and immune response.
True
False
_____ types of proteins are fixed inside the cell membrane?
Peripheral protein
Integral protein
Both
None of the above
Aquaporins are examples of ____ proteins?
Channel protein
Carrier protein
None of the above
All of the above
Sodium is present in more concentration in the _____?
ECF
ICF
Equal in both ECF and ICF
Not present anywhere
Facilitated diffusion requires ATP.
True
False
Rate of diffusion is directly proportional to lipid solubility.
True
False
A process that facilitates movement of molecules along the concentration gradient without utilizing energy.
Active Transport
Passive Transport
Potassium is present in more concentration in the _____?
ECF
ICF
Rate of diffusion depends on the number and size of the openings through the cell membrane.
True
False
The movement of water molecules through a semi permeable membrane from an area of high water concentration to an area of lower water concentration.
Osmosis
Active transport
Co-transport
Counter-transport
Students are observing particles moving against the concentration gradient in a lab investigation. Which type of transport are they observing?
osmosis
active Transport
facilitated diffusion
diffusion
Students are observing particles moving with the concentration gradient in a lab investigation. Which type of transport are they observing?
using pumps to move things quickly
passive transport
osmosis
endocytosis
This picture shows molecules of red dye that have moved. What is this type of movement called?
Osmosis; the water molecules are moving from high concentration to low
Diffusion; the dye molecules are moving from low to high concentration
Diffusion; the dye molecules are moving from high to low concentration.
Facilitated diffusion; because the molecules are moving through a protein channel.
The cell membrane is responsible for allowing molecules to diffuse into or out of the cell. What type of movement is diffusion?
Passive transport
Active transport
The cell membrane is responsible for allowing molecules to diffuse through a protein channel, from high concentration to low concentration. What type of transport is this?
Passive Transport
Active transport
The cell membrane needs to use energy to move molecules quickly out of the cell through a pump. What type of transport is this?
Passive transport
Active transport
Passive transport is when molecules move ________ the concentration gradient.
against
up
down
with
Active transport is when molecules move ________ the concentration gradient.
against
up
down
with
This picture is a representation of what type of transport?
Osmosis because it is diffusing through a protein from an area of high concentration to low concentration.
Facilitated diffusion because it is diffusing through a protein from an area of high concentration to low concentration.
Facilitated diffusion because it is diffusing through a protein from an area of low concentration to high concentration.
Simple diffusion because it is diffusing through a protein from an area of high concentration to low concentration.
This picture describes the movement of molecules across the cell membrane. Choose 2 answers that correctly describes the movement of the molecules.
Molecules are moving up the concentration gradient.
Molecules are moving from an area of low concentration to area of high concentration .
Molecules are moving down the concentration gradient.
Molecules are moving from an area of high concentration to area of low concentration.
What do you think will not allow the turgid plant cell to burst?
chloroplast
cell membrane
cell wall
central vacuole
This a picture of an animal and plant cell placed in a solution. Describe the solution?
Isotonic
Hypotonic
Hypertonic
This a picture of an animal and plant cell placed in a solution. Describe the solution?
Isotonic
Hypotonic
Hypertonic
What type of solution was this plant placed in?
hypertonic
isotonic
hypotonic
What type of solution was this plant placed in?
hypotonic
isotonic
hypertonic
A cell with a 10% salt solution; is placed in distilled water with 0% starch concentration. Water can travel across a semipermeable membrane but starch cannot. Would you expect to see after an hour?
The solution inside the cell is hypotonic and moves into the cell.
The solution inside the cell is hypertonic so the water moves into the cell.
The solution inside the cell is hypotonic and moves out of the cell.
The solution inside the cell is isotonic so the water doesn't move.
Which cell do you think would be most ideal for maintaining homeostasis?
The smallest cell because it would be more efficient to remove and obtains molecules
The largest one because it would be able to obtain more food and store for longer periods of time.
The largest one because it has more room to grow
The medium cell because it would be more efficient to remove and obtains molecules
What is the monomer for a lipid?
monosaccharide
glycerol and fatty acid
amino acids
nucleic acid
What is the name of this macromolecule?
protein
carbohydrate
lipid
nucleic acid
What is the main function of this macromolecule?
Insolation, and components of the cell membrane
quick energy
structure muscles and growth.
storage of genetic information
The sodium potassium pump is an example of
Passive Transport
Active Transport
Facilitated Diffusion
Endocytosis
Human red blood cells contain 0.9% sodium chloride as a component of their cytoplasm. What would happen if an IV solution containing 3.5% sodium chloride is introduced into a person?
The red blood cell would get bigger and burst.
The red blood cell would stay the same size.
The red blood cell would shrink.
The red blood cell would first loose water and then absorb water.
If the body can no longer make ATP, which type of transport would be impacted?
Facilitated Diffusion
Osmosis
Active Transport
Simple Diffusion
If you could no longer make ATP, which type of transport could still occur. Choose all that apply.
Diffusion
Pinocytosis
Exocytosis
Osmosis
Diffusion occurs when molecules
move through a permanent barrier
move against the concentration gradient
move from high to low concentration
move from low to high concentration
A balloon allows water but not sugar to pass through it. The balloon contains a 5% sugar solution. A beaker contains a 10% sugar solution. Which statement is true?
Water will enter the balloon and it will swell
Water will leave the balloon and it will shrink
Sugar will enter the balloon
Water will enter the balloon via active transport
Look at the picture. What is most likely to occur over a period of time?
Oxygen will leave the cell.
Oxygen will enter the cell.
Carbon dioxide will leave the cell.
Carbon dioxide will enter the cell.
A plant's root cell already has a higher concentration of nutrients inside the cell than outside of the cell. How can the cell still take in nutrients?
Diffusion
Passive Transport
Active Transport
Facilitated Diffusion
Which of these would be best used to model a cell membrane in order to demonstrate osmosis?
glass that has a flat and uniform surface
rubber balloon that can expand and stretch without breaking
tissue paper that will easily rip and dissolve in water
tubing with many pores that are too small to see
What is the function of carbohydrates in the cell membrane?
The make up the majority of the cell membrane.
They act as channels for substances to pass through.
They act as name tags for the cell which is important for cell recognition and interaction.
They are not found in the cell membrane.
What is the function of proteins in the cell membrane?
to package and sort molecules to be sent in vesicles
to allow substances to cross the plasma membrane via active transport
to provide a hydrophilic head so that water can enter the cell
important in cell communication
How does the cell help to maintain homeostasis?
The cell membrane helps control the contents of a cell by combining simple molecules into complex molecules.
The cell membrane controls the concentration of organic molecules in a cell's cytoplasm.
The cell membrane produces enzymes that allow a cell to quickly carry out needed chemical reactions.
The cell membrane protects all of the organelles within the cell from injury.
What macromolecule makes up the channels found in the cell membrane?
Lipids
Carbohydrates
Nucleic Acids
Proteins
Which part of the phospholipid is hydrophobic?
Phosphate Head
Fatty Acid Tail
Which part of the phospholipid is hydrophilic?
Phosphate Head
Fatty Acid Tail
What type of molecules can easily diffuse through the cell membrane?
Small Molecules
Large Molecules
Charged Molecules
Nonpolar Molecules
What type of molecules CANNOT easily diffuse through the cell membrane and would need a protein to help them?
Small Molecules
Large Molecules
Charged Molecules
Nonpolar Molecules
What type of lipid forms the cell membrane?
Bilipid
Steroid
Phospholipid
Glycerol
Would this dissolve in water?
Yes
No
This is likely an image of which macromolecule?
Carbohydrate
Protein
Nucleic Acid
Lipid
You bought some fresh flowers from the store but they started to look wilted. Once you placed them in a vase full of water, the leaves and stems began to swell again. What process is responsible for this swelling?
Photosynthesis
Osmosis
Diffusion
Active Transport
You got your wisdom teeth removed and the doctor told you to rinse your mouth with salt water. Why?
The salt water is a hypertonic solution, and the swollen cells in Devin's mouth will release water through osmosis.
The salt water is a hypotonic solution, and the swollen cells in Devin's mouth will take in water through osmosis.
The salt water is a hypotonic solution, and the swollen cells in Devin's mouth will release water through diffusion.
The salt water is a hypertonic solution, and the swollen cells in Devin's mouth will take in water through diffusion.
Which process would best demonstrate osmosis?
a procedure that uses a banana that has been left overnight in milk
a procedure that uses the skins of potato left overnight in oil
a procedure that uses a 2-liter bottle filled with oil and water that is left overnight
a procedure that uses grapes left overnight in a high concentration of salt water
What is the movement of small particles across a selectively permeable membrane like the cell membrane until equilibrium is reached?
Diffusion
Osmosis
Facilitated Diffusion
Ion Channel
What is the term to describe maintaining internal balance in the cell?
Diffusion
Homeostasis
Osmosis
Active transport
Which of these is not a form of passive transport?
Endocytosis
Diffusion
Osmosis
Facilitated Diffusion
What is the process of moving water from high to low concentrations through the cell membrane?
Diffusion
Osmosis
Endocytosis
Exocytosis
Which process moves molecules from low to high concentration?
Diffusion
Osmosis
Facilitated diffusion
Active transport
What type of active transport does waste move out of the cell?
Endocytosis
Exocytosis
Sodium Potassium Pump
Diffusion
What type of active transport does food move into the cell?
Endocytosis
Exocytosis
Sodium Potassium Pump
Diffusion
Active transport requires
A concentration gradient
Osmosis
Energy
Hypertonic solution
What is the job of the cell membrane?
Make proteins
Fold proteins
Direct cell's activities
Allow things in and out of the cell
The picture shows
Osmosis
Diffusion
Endocytosis
Exocytosis
The picture shows
Osmosis
Diffusion
Endocytosis
Exocytosis
Which type of transport goes from low concentration to high concentration using ATP energy?
active transport
passive transport
What type of transport is occurring in the diagram?
diffusion
facilitated diffusion
active transport
Diffusion is a form of __________ transport.
Passive
Active
Easy
Free
Passive Transport uses ____ energy
no
a lot of
a little bit of
some
_____________ is the free movement of particles across the membrane with the concentration gradient
diffusion
facilitated diffusion
active transport
fusion
The general name for movement of substances across cell membranes without need of energy input
passive transport
active transport
Some cells move large particles out of the cell through the process of:
Protein Synthesis
Endocytosis
Exocytosis
Cytoplasmic Streaming
