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WorksheetsCell Structure and Function
Total questions: 46
Worksheet time: 25mins
In diffusion
water moves from a high concentration to a low concentration
water moves from a low concentration to a high concentration
molecules move from a high concentration to a low concentration
molecules move from a low concentration to a high concentration
Water, oxygen and carbon dioxide move across the permeable cell membrane by ____
diffusion
facilitated diffusion
endocytosis
exocytosis
A hypertonic solution is one where
the concentration of a solution outside the cell is higher than the concentration than inside the cell
the concentration of a solution outside the cell is lower than the concentration than inside the cell
the concentration of a solution outside the cell is equal to the concentration than inside the cell
This organelle controls what goes in and out of plant and animal cells.
Cell Wall
Cell Membrane
Cytoplasm
Cytoplasm
This fluid in the cell is where the organelles are found. It contains water and chemicals the cell needs.
Blood
Cytoplasm
Plasma
Vacuole
These organelles convert the energy in food molecules to a form the cell can use.
Chloroplasts
Mitochondria
Lysosomes
Ribosomes
These tiny cell structures assemble protein molecules from amino acids.
Carbohydrates
Lipids
Nucleic Acids
Ribosomes
Match the organelle with its correct function.
Stores and Protects DNA
Builds Proteins
Generates energy for the cell
Controls what enters and leaves the cell
Packages up proteins to be shipped out of the cell
Tiny membrane bound structures inside the cell that perform specialized functions to keep the Eukaryotic cell alive.
Organs
Organelles
Cytoplasm
Glycolipids and glycoproteins are found on the outside of the cell; what are they responsible for?
binding with lipids or proteins
binding with insulin
cell-cell communication
none of these are correct
The rough endoplasmic reticulum is involved in making proteins, so what is the smooth endoplasmic reticulum involved in?
also making proteins
digesting proteins
lipid metabolism
detoxifies hydrophilic toxins
Membranes are selectively permeable, so what molecules will readily pass through the membrane?
small and hydrophobic
large and hydrophobic
small and hydrophilic
large and hydrophilic
Hypotonic, isotonic, and hypertonic only apply when comparing two solutions separated by...?
they do not need to be separated by anything
a membrane
a layer
a selectively permeable membrane
The cell membrane contains channels and pumps that help move materials from one side to the other. What are these channels and pumps made of?
Carbohydrates
Lipids
Bilipids
Proteins
The diffusion of WATER across a selectively permeably membrane is called
Osmotic pressure
Osmosis
Pinocytosis
Active Transport
Which means of particle transport requires input of energy from the cell?
Diffusion
Osmosis
Facilitated diffusion
Active Transport
Molecules moves from high to low concentration in ______.
down hill racing
up hill racing
passive transport
active transport
Which is used in an active transport?
ATP
CAR
CART
ARTS
Which type of transport does NOT require energy?
osmosis
passive transport
diffusion
All are correct
The cell expands in __________ solution.
hypotonic
isotonic
hypertonic
super sonic
Which is an example of an active transport?
Endocytosis
Diffusion
Osmosis
Passive transport
How do cells gets rid of large waste in active transport?
endocytosis
exocytosis
trashcytosis
none is correct
Facilitated diffusion is the movement of molecules that_____
does not require energy
move with concentration gradient
move through the membrane protein
All of the above
What is the movement of particles with the concentration gradient using protein "helpers"?
diffusion
facilitated diffusion
active transport
enzymatic reactions
What term is used to describe when two solutions have reached a balanced state?
Hypotonic
Tonicity
Hypertonic
Equilibrium
A cell has 80% water 20% solute, the surrounding solution has 60% water and 40% solute. What type of solution is this?
Hypertonic
Isotonic
Hypotonic
Equilibrium
When placed in a solution of 30% water 70% salt, what would happen to a cell that is 70% water?
it will take in salt and swell
it will take in water and swell
it will lose water and shrink
it will remain the same size
What best describes the cell membrane?
It is a single layer of lipids.
It is an impenetrable barrier.
It is strong, rigid and durable.
It is a lipid bilayer.
What is the difference between diffusion and facilitated diffusion?
facilitated diffusion requires energy
diffusion moves substances from low to high concentration
facilitated diffusion uses carrier proteins to move substances in or out of the cell
all of the above
What type of membrane protein has a straight pathway for molecules to move?
channel protein
carrier protein
receptor protein
glycoprotein
What ions does this carrier protein pump from low to high concentration?
calcium & iron
nitrogen & sodium
sodium & potassium
potassium & calcium
What type of transport occurs when a large cell consumes a smaller cell such as a bacterium?
endocytosis
pinocytosis
exocytosis
phagocytosis
What transport occurs when fluid and solute is ingested into a cell by budding of small vesicles from the cell membrane?
endocytosis
pinocytosis
exocytosis
phagocytosis
The endocytotic process in which particulate matter is brought into the cell is called
phagocytosis
pinocytosis
exocytosis
Name the cytoskeletal element:
interact with myosin to produce contraction force (a)
