When faced with a licensing exam, don't struggle with test anxiety! Use the question below and others from our Exam Study Guide series to properly study and prepare for exam questions. Take a look at this sample wastewater treatment licensing question along with an explanation of the correct answer.Sample question:What is the best way to deal with Nocardia foaming?A) Use water sprays to break up the foam
B) Try chemical antifoamants to break up the foam
C) Chlorinate RAS to eliminate the Nocardia
D) Prevent the conditions that encourage Nocardia growthAnswer:Once established, Nocardia foaming is difficult to eliminate. Foam is difficult to break with water sprays, typically does not respond
