1:00
en
CR
9
photosynthesis energy carbondioxide water glucose oxygen nitrifyingbacteria denitrifyingbacteria percipitation
1
2
3
4
5
B
6
7
S
A
8
N
Across:
5.
7.
8.
Down:
1.
2.
3.
4.
6.
7.
© 2013
PuzzleFast.com
, Noncommercial Use Only
1
O
2
N
3
W
X
I
4
G
A
Y
T
L
T
G
R
U
E
E
I
5
C
A
R
B
O
N
D
I
O
X
I
D
6
E
F
O
N
Y
S
7
P
H
O
T
O
S
Y
N
T
H
E
S
I
S
E
E
R
N
R
G
G
C
Y
B
I
A
P
C
I
T
T
E
A
R
T
8
D
E
N
I
T
R
I
F
Y
I
N
G
B
A
C
T
E
R
I
A
I
A
O
N
Across:
5.
7.
8.
Down:
1.
2.
3.
4.
6.
7.
© 2013
PuzzleFast.com
, Noncommercial Use Only