Waste Water Operator Treatment 1 Certification Study Guide Grade 1 Q&A

Waste Water Operator Treatment 1 Certification Study Guide Grade 1 Q&A WasteWater Sources & Characteristics: What is the most common reason for a wastewater to contain intermittent large amounts of sand, gravel, and grit? - CORRECT ANSWER-storm events WasteWater Sources & Characteristics: Combined wastewater is defined as - CORRECT ANSWER-sanitary wastewater and stormwater runoff WasteWater Sources & Characteristics: In general, the solids content in wastewater is about - CORRECT ANSWER-0.1% WasteWater Sources & Characteristics: In general, what is the % of suspended solids in the total amount of solids - CORRECT ANSWER-30% WasteWater Sources & Characteristics: Generally, the % of dissolved solids in the amount of total solids is about - CORRECT ANSWER-70% WasteWater Sources & Characteristics: Which type of organisms would most probably be associated with poor treatment or young biomass - CORRECT ANSWER-amoebas WasteWater Sources & Characteristics: Which type of organisms would most probably be associated with very clear plant effluent. low BOD and low amounts of suspended solids - CORRECT ANSWER-stalked cilates Basic WasteWater Treatment: Aerobic bacteria will reproduce and live in an environment that contains only - CORRECT ANSWER-oxygen