WorksheetsPassive Transport (AP)
Total questions: 20
Worksheet time: 10mins
Transport is the movement of substances across _ membranes
Selectively/semi permeable
Completely permeable
Impermeable
Transport directly allows for _. Select 3
The acquisition of resources
The removal of waste
The sending of substances from one location to another
The movement of cell parts
The break down and build up of substances
Why do cells and organelles need to acquire resources?
They can interfere with cellular activity
They allow for communication
They allow functions to be carried out
They allow for negative and positive feedback
Why do cells and organelles need to remove wastes?
They can interfere with cellular activity
They allow for communication
They allow functions to be carried out
They allow for negative and positive feedback
Passive transport involves the movement of substances _ their chemical gradient
Down/with
Up/against
Both answers are correct
Down gradient transport involves the movement of substances move from areas of _ concentration to areas of _ concentration
High, low
Low, high
Equal, equal
In passive transport substances move down their chemical gradient until _
Equilibrium is reached
The area of high concentration reaches a concentration of 0
The area of low concentration reaches a concentration of 0
When equilibrium is reached, substances _
Stop moving entirely
Move between areas of equal concentration at equal rates
Move between areas of different concentration at equal rates
Passive transport _ require energy from ATP or another source
Does
Does not
_ are forms of passive transport. Select 2
Simple diffusion
Facilitated diffusion
Exocytosis
Phagocytosis
Pinocytosis
In simple diffusion, substances are transported directly through _
The phospholipid bilayer
Transport proteins
Vesicles
Receptors
Enzymes
_ are transported directly through the phospholipid bilayer in large quantities
Nonpolar and hydrophobic molecules
Small, polar, and hydrophilic molecules
Large, polar, and hydrophilic molecules
Macromolecules
Ions
_ are key examples of nonpolar and hydrophobic molecules that are transported directly through the phospholipid bilayer in large quantities. Select 3
O2
CO2
N2
H2O
Glucose
_ are transported directly through the phospholipid bilayer in small quantities
Nonpolar and hydrophobic molecules
Small, polar, and hydrophilic molecules
Large, polar, and hydrophilic molecules
Macromolecules
Ions
_ are key examples of small, polar, and hydrophilic molecules that are transported directly through the phospholipid bilayer in small quantities. Select 2
H2O
NH3
Amino acids
Fatty acids
Glucose
In facilitated diffusion, substances are transported through _
The phospholipid bilayer
Transport proteins
Vesicles
Receptors
Enzymes
_ transport proteins are utilized in facilitated diffusion
Channel
Carrier
Gated
All answers are correct
_ utilize transport proteins (facilitated diffusion and primary active transport). Select 2
Nonpolar and hydrophobic molecules
Polar and hydrophilic molecules
Macromolecules
Ions
_ are key examples of ions that utilize transport proteins. Select 2
Na+
K+
Glucose (sugar)
Amino acids
Nucleotides
What prevents the simple diffusion of polar molecules and ions?
The nonpolar and hydrophobic fatty acid hydrocarbon tails of phospholipid bilayers
The nonpolar and hydrophobic phosphate heads of phospholipid bilayers
The polar and hydrophilic fatty acid hydrocarbon tails of phospholipid bilayers
The polar and hydrophilic phosphate heads of phospholipid bilayers
