Osmosis

I Group

500

More water molecules will move out of the potato cells by osmosis, making them flaccid and decreasing the mass of the potato cylinder – the potato cylinders will feel floppy

 plasmolysed

II Group

300

• What happened to the length of potato strips that were placed in the distilled water?

 increased

III Group

500

• Use your knowledge of osmosis to explain why this happened.

turgor

IV Group

400

What happened to the length of the potato strips that were placed in the concentrated solution?

decreased

V Group

400

water moves from high to low concentration

Osmosis