Diffusion, Osmosis and active transport

The student sitting next to you just came from gym class and forgot to shower and you can tell. is this diffusion, osmosis or active transport?

• diffusion

• osmosis

• active transport

The girl sitting two rows ahead of you put on too much perfume this morning. Is this diffusion, osmosis or active transport?

• diffusion

• osmosis

• active transport

One way to get rid of slugs in your garden is to sprinkle salt on them, so they shrivel up. Is this diffusion, osmosis or active transport?

• diffusion

• osmosis

• active transport

Yum! Something smells good. The neighbors are cooking on the grill! Is this diffusion, osmosis or active transport?

• diffusion

• osmosis

• active transport

The picture is an example of...

• active tranport
• passive transport
• diffusion
• osmosis

Diffusion is the net movement of molecule from a region of ...1...to region of ...2....

• 1: lower concentration, 2: higher concentration

• 1: higher concentration, 2: lower concentration

• 1: lower concentration, 2: lower concentration

• 1: higher concentration, 2: higher concentration

Osmosis is the passage of ...1... molecules from a region of their higher concentration to a region of their lower concentration through a ... 2 ... permeable membrane

• 1: sugar, 2: completely

• 1: sugar, 2: partially

• 1: water, 2: completely

• 1: water, 2: partially

The diagram shows two chambers with different concentration of molecules separated by a selectively permeable membrane. Predict what will happen to the water molecules ?

• move from B to A due to diffusion

• move from B to A due to osmosis

• move from B to A due to active transport

• move from A to B due to osmosis

Which of the following is a sample of osmosis?

• plant root absorbing mineral ions from the soil

• the scent from a bunch of flowers spreads throughout a room

• carbon dioxide move from air into leaves through stomata.

• plant root absorbing water from the soil

The diagram shows an experiment using a potato. Which shows the result of the experiment after 24 hours?

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