WorksheetsLab 7: Which Substances Will Pass Through a cell membrane
Total questions: 13
Worksheet time: 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
_____________ is the free movement of particles across the membrane with the concentration gradient
diffusion
facilitated diffusion
active transport
fusion
An example of diffusion is
CO2 and O2 exchange in the lungs
Glucose transport
Na+ / K+ Pumps
Exocytosis
What is the movement of particles with the concentration gradient using protein "helpers"?
diffusion
facilitated diffusion
active transport
enzymatic reactions
An example of facilitated diffusion is
CO2 and O2 exchange in the lungs
Glucose transport
Na+ / K+ Pumps
Endocytosis
Facilitated diffusion needs what to get particles from one side of the membrane to the other?
a membrane-spanning protein
a surface protein
a phospholipid
a carbohydrate
Active transport is the movement of large materials across a cell membrane from ______ to ______ concentration
high to low
low to high
high to high
low to low
Which of the following processes requires energy to move substances against their concentration gradient?
Facilitated diffusion
Diffusion
Active transport
Osmosis
What type of transport involves the movement of water across a selectively permeable membrane?
Diffusion
Facilitated diffusion
Active transport
Osmosis
Which of the following statements is true about passive transport?
It is the same as active transport
It moves substances from low to high concentration
It can occur through protein channels
It requires energy input from the cell
