Homeostasis and transport (in)

What is diffusion?

• when molecules move 

• when molecules move from a high concentration to a low.

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7.LS1.2

Where is there a low concentration of dye?

• at the bottom of cup

• at the top of cup 

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7.LS1.2

The picture below is an example of _________________.

• active transport

• diffusion

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7.LS1.2

Where is there a low concentration of perfume?

• in the can

• in the room

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7.LS1.2

Passive transport requires no

• energy

• osmosis

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7.LS1.2

The movement of molecules against a concentration gradient

• active transport

• osmosis

Tags

7.LS1.2

The picture is an example of...

• diffusion

• active tranport

Tags

7.LS1.2

Osmosis is the movement of _____ across a membrane.

• water

• food

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7.LS1.2

Which transport does not require energy?

• Passive
• Active 

Tags

7.LS1.2

Which is true about active transport?

• It requires energy

• it moves material from high to low concentration

Tags

7.LS1.2