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Osmosis And Diffusion
Test Description: Osmosis and Diffusion multiple choice questions
Instructions: Answer all questions to get your test result.
1) Which of the following describes what will happen to animal cells placed in a dry environment?
A
The cell membranes will fall apart.
B
Nothing will happen.
C
They will shrink due to water loss.
D
They will swell and possibly burst due to water gain.
2) What structure do plant cells have that animal cells do not that keep them from bursting in a glass of water?
A
Chloroplast
B
Cell membrane
C
Mitochondria
D
Cell wall
3) What is the name given to membranes that only allow certain materials to pass through them?
A
Osmosis
B
Impermeable
C
Diffusion
D
Selectively permeable
4) In passive transport, molecules move from an area of _____________ concentration to an area of _______________ concentration.
A
low: high
B
high: higher
C
low: lower
D
high: low
5) In active transport, molecules move from an area of __________ concentration to an area of ___________ concentration.
A
low: lower
B
low: high
C
high: low
D
high: higher
6) The process of water moving across a membrane from an area of high water concentration to low water concentration is called:
A
Diffusion
B
Dialysis
C
Osmosis
D
Active Transport
7) Diffusion and _____ do not require energy input from a cell.
A
Engulfing
B
Protein Carrier
C
Osmosis
D
Active transport
8) Which of these does require energy?
A
Gravity
B
Osmosis
C
Passive Transport
D
Active Transport
9) Which of these molecules CAN pass through a cell via passive transport?
A
Water
B
Lipids
C
Starch
D
Protein
10) When a red blood cell is put into distilled water, it will _____
A
Pop
B
Shrink
C
Increase in size
D
Stay the same
11) When a molecule enters a cell via the proteins on its membrane, it has undergone:
A
Osmosis
B
Adhesion
C
Diffusion
D
Active transport
*select an answer for all questions
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