Active and Passive Transport
Flashcard
•
Science
•
9th - 12th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
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15 questions
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1.
FLASHCARD QUESTION
Front
What does it mean for a cell membrane to be selectively permeable?
Back
Cell membranes regulate which substances can enter and exit the cell.
2.
FLASHCARD QUESTION
Front
What is the process called when substances move from areas of low concentration to areas of high concentration?
Back
Active Transport
3.
FLASHCARD QUESTION
Front
What is the movement of water through a semi-permeable membrane called?
Back
Osmosis
4.
FLASHCARD QUESTION
Front
Which type of passive transport uses proteins to help molecules pass through the membrane?
Back
Facilitated diffusion
5.
FLASHCARD QUESTION
Front
What happens to an animal cell placed in a hypertonic (salty) solution?
Back
It shrinks (gets smaller).
6.
FLASHCARD QUESTION
Front
Define passive transport.
Back
The movement of substances across a cell membrane without the use of energy.
7.
FLASHCARD QUESTION
Front
Define active transport.
Back
The movement of substances against their concentration gradient, requiring energy.
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