Movement of the Cells

Region of low concentration is ....

• Food dye

• Water

Tags

NGSS.MS-PS1-2

Which movement is/are possible?

• Blue molecules move from vhamber 2 to chamber 1

• Blue molecules move from vhamber 1 to chamber 2

• Green molecules move from chamber 1 to chamber 2

• Green molecules will stay in each chamber

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which frame above shows the end position after enough time has passed to reach equilibrium?

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Tags

NGSS.MS-PS1-4

Which area is the lower concentration?

• Inside cell

• Ouside cell

Choose the condition of red blood cell after some times!

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Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Which is true about active transport?

• It moves substances down the concentration gradient

• it moves substances against the concentration gradient

• it does not require energy

• It requires energy

Diffusion occurs only in solids.

• True

• False

What causes water to enter plant roots from the soil?

• Water potential in xylem is higher than the soil

• Water potential in root hair cells is lower than the soil

• Water potential in root hair cells is higher than the soil

• Water potential in xylem is lower than the soil

Tags

NGSS.MS-ESS2-4

NGSS.MS-LS2-3

Select the image that best represents diffusion.

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A student noticed that placing wilted lettuce in a bowl of cool water caused the lettuce to become more crisp and firm. What is the best explanation for his observation?

• Salt moved out of the lettuce cells by diffusion.

• Salt moved into the lettuce cells by diffusion.

• Water moved into the lettuce cells by osmosis.

• Water moved out of the lettuce cells by osmosis.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3