Question 1
Which of the following is a specific example of bioremediation?
◦ the treatment of sludge
◦ acid mine drainage
◦ the treatment of wastewater
◦ the degradation of crude oil spilled along the Alaska coastline
◦ the purification of water for drinking
Question 2
Anaerobic organisms reside in the ________ zone of a lake.
◦ limentic
◦ profundal
◦ littoral
◦ benthic
◦ both the littoral and the profundal