Basic wastewater - Study guides, Class notes & Summaries

Basic Wastewater Operator Practice Exam Actual Questions and Answers Gen Solved 100% What is the predominant organism in a healthy activated sludge treatment plant? A. Stalked ciliates B. rotifers C. nematodes D. amoebas A. Stalked Ciliates A composite sample must be? A. sporadically collected in the treatment plant B. taken at one time C. analyzed immediately D. representative and sub-samples time spaced over 15 minutes apart D. representative and sub-samples time spaced ove...

Basic Wastewater D questions & answers

What is the predominant organism in a healthy activated sludge treatment plant? A. Stalked ciliates B. rotifers C. nematodes D. amoebas CORRECT ANSWER A. Stalked Ciliates A composite sample must be? A. sporadically collected in the treatment plant B. taken at one time C. analyzed immediately D. representative and sub-samples time spaced over 15 minutes apart CORRECT ANSWER D. representative and sub-samples time spaced over 15 minutes apart What is the standard volume for a BOD ...

Basic Wastewater Operator Practice Exam | With complete solution 2024/25

Basic Wastewater D Questions With Complete Solutions.

TX Class C Wastewater Treatment LicensePreliminary Treatment - correct answer the 1st stage of sewage treatment where large debris, such as sticks, grit, and rags pas through a screen followed by a grit chamber, where the flow of water is slowed enough to allow for sedimentation. What stage of treatment is grit removal usually accomplished in? - correct answer preliminary treatment Rotating Biological Contactor - correct answer a type of biological secondary treatment process How are...

Basic Wastewater D Exam Questions and Complete Solutions 1. Water resources in Texas include lakes, rivers, bays, estuaries, wetlands, groundwater, and stormwater runoff. a. true b. false - Answer: b 2. Water pollutants include organic and inorganic material, heat, and radiation. a. true b. false - Answer: a 3. In Texas, clean water is needed to provide for human consumption and recreation, maintain aquatic habitats for wildlife, supply bays with fresh water, recharge gr...

Basic Wastewater Operator Practice Exam|125 Complete Q’s and A’s

What is the predominant organism in a healthy activated sludge treatment plant? A. Stalked ciliates B. rotifers C. nematodes D. amoebas - Answer A. Stalked Ciliates A composite sample must be? A. sporadically collected in the treatment plant B. taken at one time C. analyzed immediately D. representative and sub-samples time spaced over 15 minutes apart - Answer D. representative and sub-samples time spaced over 15 minutes apart What is the standard volume for a BOD sample b...