Cell Transport

Osmosis is the movement of _____ across a membrane.

• food
• energy
• oxygen
• water

Which is true about active transport?

• It requires energy
• it does not require energy
• It moves substances down the concentration gradient
• it moves material from high to low concentration

This picture represents which type of cellular transport?

• passive transport
• endocytosis
• exocytosis
• osmosis

The concentration of water is higher in the soil than in plant root cells. Water moves into root cells of a plant by...

• Facilitated Diffusion
• Simple Diffusion
• Active Transport
• Osmosis

The cell below is in a _________ solution.

• Hypotonic
• Hypertonic
• Isotonic

The cell below is in a _____________ solution.

• Hypertonic
• Hypotonic
• Isotonic

A cell in an isotonic solution will

• swell
• shrink
• stay the same size
• impossible to tell

A cell in a hypotonic solution will

• swell
• shrink 
• stay the same size
• impossible to tell

why do cells move things in and out?

• they are bored
• why not
• homeostasis, yo! 
• kittens
  kittens

The most important organelle in cell transport

• E.R.
• cytoplasm
• nucleus 
• cell membrane