Question

Dumping of organic wastes into a lake may result in anaerobic conditions in the lake because ___________.
Select one:
a. some microorganisms use the organic matter to respire aerobically, reducing the oxygen content of the water
b. organic matter absorbs the oxygen from the water
c. the space occupied by the organic matter reduces the volume that could be occupied by the oxygen
d. organic matter results in waste heat

Answer 1

@CoolKatt16

Answer 2

either A or B, but id go with B