Basic Wastewater Operator Practice Exam questions with correct 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 sample bottle? A. 150 mL B. 200 mL C. 300 mL D. 500 mL CORRECT ANSWE
Geschreven voor
- Instelling
- Basic Wastewater Operator
- Vak
- Basic Wastewater Operator
Documentinformatie
- Geüpload op
- 2 december 2023
- Aantal pagina's
- 38
- Geschreven in
- 2023/2024
- Type
- Tentamen (uitwerkingen)
- Bevat
- Vragen en antwoorden
Onderwerpen
-
basic wastewater operator practice exam questions
Ook beschikbaar in voordeelbundel