AP BIOLOGY

LABORATORY REVIEW

DIFFUSION AND OSMOSIS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Someone comes into the room that put on too much perfume.
A
Osmosis
B
Diffusion
Explanation: 

Detailed explanation-1: -Diffusion is the movement of particles from a higher concentration to a lower concentration. That’s why, when you spray perfume in the corner of a room, you will eventually smell it on the other side of the room. The perfume molecules are diffusing through the air molecules, which allows the scent to spread.

Detailed explanation-2: -Osmosis And Diffusion Examples Examples of Diffusion: Examples of diffusion include perfume filling a whole room and the movement of small molecules across a cell membrane. One of the simplest demonstrations of diffusion is adding a drop of food coloring to water.

Detailed explanation-3: -If a perfume bottle is opened at one end of a room, the odor will quickly be detected on the other side of the room. The reason behind this is diffusion. The gas present in the form of perfume is at higher concentration inside the bottle.

Detailed explanation-4: -Since perfume is either a gas or liquid thus, in both cases it can easily get mixed with the air particles. This mixing of perfume particles into the air and reaching the other corner of the room is through the process of diffusion. This is how diffusion works in the case of perfume.

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