Osmosis

Is osmosis passive or active transport?

• passive

• active

What molecule is being diffused during the process of osmosis?

• water

• glucose

• amino acids

• lipids

If the external environment of a living cell has a

greater concentration of salt than the cytoplasm

within the cell, the cell will tend to

• divide

• increase in size

• excrete salt

• lose water

Where is there a low concentration of dye?

• at the bottom of cup
• in the color
• at the top of cup 
• no concenteraion gradient

The picture below is an example of _________________.

• osmosis
• isotonic
• diffusion
• active transport

During osmosis

• water moves from high to low concentration
• large or oddly shaped molecules move across a cell membrane
• water moves when energy is used
• proteins are built

Where is there a high concentration of water?

• in the flower
• cannot be determined by picture.
• in the vase
• in the leaves

Where is there a low concentration of perfume?

• in the bottle
• on the hand
• in the room
• in the top

A person would never have pure water put into their veins in a hospital because their cells would...

• Shrink/Dehydrate
• Expand

A person should never drink salty water because their cells would

• shrink
• expand