Name ___________________________________________________ Date _______ Period _______
OSMOSIS WORKSHEET ANSWER KEY
Below are animal cells placed in beakers of various concentrations.
1. Draw an arrow to show which way the water would move by osmosis
2. Identify the type of solution (hypertonic/hypotonic/isotonic)
90% H2O
10% Solute
85% H2O
The solution is:
Water will:
40% H2O
60% Solute
15% Solute
hypertonic / hypotonic / isotonic
not move / move into the cell / move out of the cell
90% H2O
The solution is:
Water will:
hypertonic / hypotonic / isotonic
not move / move into the cell / move out of the cell
75% H2O
25% Solute
80% H2O
The solution is:
Water will:
45% H2O
55% Solute
20% Solute
hypertonic / hypotonic / isotonic
not move / move into the cell / move out of the cell
10% Solute
75% H2O
The solution is:
Water will:
25% Solute
hypertonic / hypotonic / isotonic
not move / move into the cell / move out of the cell
90% H2O
10% Solute
63% H2O
The solution is:
Water will:
50% H2O
50% Solute
37% Solute
hypertonic / hypotonic / isotonic
not move / move into the cell / move out of the cell
50% H2O
The solution is:
Water will:
hypertonic / hypotonic / isotonic
not move / move into the cell / move out of the cell
90% H2O
10% Solute
80% H2O
The solution is:
Water will:
82% H2O
18% Solute
20% Solute
hypertonic / hypotonic / isotonic
not move / move into the cell / move out of the cell
50% Solute
25% H2O
The solution is:
Water will:
75% Solute
hypertonic / hypotonic / isotonic
not move / move into the cell / move out of the cell
75% H2O
25% Solute
57% H2O
43% Solute
80% H2O
20% Solute
57% H2O
43% Solute
The solution is:
hypertonic / hypotonic / isotonic
The solution is:
hypertonic / hypotonic / isotonic
Water will:
not move / move into the cell / move out of the cell
Water will:
not move / move into the cell / move out of the cell
60% H2O
40% Solute
80% H2O
20% Solute
85% H2O
15% Solute
80% H2O
20% Solute
The solution is:
hypertonic / hypotonic / isotonic
The solution is:
hypertonic / hypotonic / isotonic
Water will:
not move / move into the cell / move out of the cell
Water will:
not move / move into the cell / move out of the cell
80% H2O
20% Solute
80% H2O
20% Solute
90% H2O
10% Solute
35% H2O
65% Solute
The solution is:
hypertonic / hypotonic / isotonic
The solution is:
hypertonic / hypotonic / isotonic
Water will:
not move / move into the cell / move out of the cell
Water will:
not move / move into the cell / move out of the cell
70% H2O
30
___% Solute
60
_____%
H2O
40% Solute
60% H2O
___%
40 Solute
60
_____%
H2O
40% Solute
The solution is:
hypertonic / hypotonic / isotonic
The solution is:
hypertonic / hypotonic / isotonic
Water will:
not move / move into the cell / move out of the cell
Water will:
not move / move into the cell / move out of the cell
64% H2O
___%
36 Solute
73
____%
H2O
27% Solute
66% H2O
___% Solute
34
68% H2O
32 Solute
___%
The solution is:
hypertonic / hypotonic / isotonic
The solution is:
hypertonic / hypotonic / isotonic
Water will:
not move / move into the cell / move out of the cell
Water will:
not move / move into the cell / move out of the cell
___% H2O
54
46% Solute
____%
H2O
44
56% Solute
56
___% H2O
44% Solute
72
____%
H2O
28% Solute
The solution is:
hypertonic / hypotonic / isotonic
The solution is:
hypertonic / hypotonic / isotonic
Water will:
not move / move into the cell / move out of the cell
Water will:
not move / move into the cell / move out of the cell