AP Biology Lab 1: Diffusion and Osmosis
Interactive Video
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Biology, Chemistry, Health Sciences, Science
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11th Grade - University
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Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main focus of the AP Biology lab introduced by Mr. Anderson?
Cell Division and Growth
Photosynthesis and Respiration
Diffusion and Osmosis
Genetics and Heredity
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the diffusion example with a jar, what happens to the sugar molecules over time?
They remain stationary.
They achieve equal concentration on both sides.
They move to one side of the jar.
They disappear completely.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the key difference between diffusion and osmosis?
Diffusion involves only gases, while osmosis involves liquids.
Diffusion requires energy, while osmosis does not.
Diffusion occurs in living organisms, while osmosis does not.
Diffusion is the movement of solutes, while osmosis is the movement of water.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the osmosis example, why do sugar molecules not move across the membrane?
They are too large to pass through.
They are repelled by water.
They dissolve in the membrane.
They are already in equilibrium.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of using dialysis tubing in the diffusion experiment?
To measure temperature changes.
To simulate a semipermeable membrane.
To hold the solution in place.
To filter out impurities.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can the presence of starch be detected in the experiment?
By observing a color change with IKI.
By measuring the temperature.
By checking the mass of the solution.
By using a pH indicator.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the potato lab, what happens to the mass of potatoes in distilled water?
The mass increases.
The mass remains the same.
The mass fluctuates.
The mass decreases.
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