Gbecky122
Gbecky122
13.09.2019 • 
Biology

In a typical temperate zone forest, the concentration of co2 in the air fluctuates with (choose any/ all that apply, points deducted for incorrect choices)
a. season of the year
b. phase of the moon
c. soil temperature
d. forest age
e. time of day
f. canopy height

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