Texas Class D Water License Exam Updated Questions and Answers (2024 / 2025) (Verified Answers)

Texas Class D Water License Exam Updated Questions and Answers (2024 / 2025) (Verified Answers).1. What removes tastes, odors, and certain organics and gases, and oxidizes iron and manganese? This process includes the incorporation of air into the water by means of spray nozzles , steps or cascades, or trays of diffusers? ANS - Aeration 2. TCEQ regulation states that Shore installations , marinas, boats and houses on the watershed must have sewage? ANS disposal 3. Water aerated or chlorinated at proper pH levels oxidizes the iron and manganese, turning them into solid? ANS particles 4. Well casing and cementing protect the well from collapse and surface ? ANS contamination 5. Sequestering does not remove iron from the water, but prevents it from combining with oxygen and? ANS reddening 6. The quantity of water a formation yields depends on the formations thick- ness and? ANS permeability 7. Cascade aerators, packed air-stripping towers, and air diffusers are used to aerate? ANS water Aeration can be used to remove what from the water supply? ANS iron and manganese