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Osmosis And Diffusion
Test Description: Osmosis, Diffusion, Cell Membrane
Instructions: Answer all questions to get your test result.
1) What is diffusion?
A
When molecules move from a high concentration to a low concentration
B
No movement
C
When molecules move
D
Molecules move everywhere
2) Osmosis is the movement of ____ across a membrane.
A
Energy
B
Oxygen
C
Water
D
Food
3) During osmosis
A
Proteins are built
B
Water moves from high to low concentration
C
Water moves when energy is used
D
Large or oddly shaped molecules move across a cell membrane
4) Permeable means
A
it is permanent
B
things can pass through
C
things are stuck
D
the concentration levels are different
5) The diffusion of water through a semi-permeable membrane is called?
A
Osmosis
B
Diffusion
C
Respiration
D
Cell Wall
6) Diffusion allows the movement of particles without having to use any
A
Data
B
Transport Proteins
C
Photosynthesis
D
Energy
7) What organelle allows for diffusion/osmosis into and out of a cell
A
Cell Membrane
B
Mitochondria
C
Chloroplast
D
Cell Wall
8) The cell membrane is mad up of
A
Proteins
B
Phospholipid bilayer
C
Lipids
D
Single layer of phospholipid
9) The cell membrane is ________ permeable.
A
somewhat
B
selectively
C
fully
D
not
10) Which type of cells have cell membranes?
A
Plant Cells
B
Prokaryotes
C
Animal Cells
D
All Cells
*select an answer for all questions
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