COMMENSALISM
COMPETITION
PARASITISM
ECOSYSTEMS
RESOURCES
SYMBIOSIS
MUTUALISM
POLLUTION
PREDATOR
RECYCLE
REDUCE
REUSE
PREY
HOST
C
I
P
R
E
D
A
T
O
R
Q
L
X
C
P
E
I
X
Z
N
Q
O
K
C
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E
F
R
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M
D
N
O
A
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A
J
Z
I
I
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D
K
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E
U
S
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M
L
C
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Y
J
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M
O
M
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A
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U
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B
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A
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A
L
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W
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C
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C
A
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U
E
C
S
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J
W
Y
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U
Q
U
Y
S
N
F
U
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U
T
O
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M
Q
G
S
S
A
B
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M
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C
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U
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C
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B
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B
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Y
L
B
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G
U
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X
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W
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C
A
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G
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K
S
N
P
U
S
Y
M
B
I
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I
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B
H
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X
T
N
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