Osmosis And Diffusion Question Preview (ID: 43339)


Osmosis, Diffusion, Cell Membrane. TEACHERS: click here for quick copy question ID numbers.

What is diffusion?
a) When molecules move
b) When molecules move from a high concentration to a low concentration
c) No movement
d) Molecules move everywhere

Osmosis is the movement of ____ across a membrane.
a) Food
b) Energy
c) Oxygen
d) Water

During osmosis
a) Water moves from high to low concentration
b) Large or oddly shaped molecules move across a cell membrane
c) Water moves when energy is used
d) Proteins are built

Permeable means
a) things can pass through
b) the concentration levels are different
c) it is permanent
d) things are stuck

The diffusion of water through a semi-permeable membrane is called?
a) Osmosis
b) Cell Wall
c) Diffusion
d) Respiration

Diffusion allows the movement of particles without having to use any
a) Data
b) Transport Proteins
c) Energy
d) Photosynthesis

What organelle allows for diffusion/osmosis into and out of a cell
a) Chloroplast
b) Mitochondria
c) Cell Wall
d) Cell Membrane

The cell membrane is mad up of
a) Phospholipid bilayer
b) Single layer of phospholipid
c) Proteins
d) Lipids

The cell membrane is ________ permeable.
a) fully
b) selectively
c) somewhat
d) not

Which type of cells have cell membranes?
a) Prokaryotes
b) Plant Cells
c) Animal Cells
d) All Cells

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