MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Out of the below given methods which of these produce an odour? |
| A. | Sludge drying bed |
| B. | Belt Filter press |
| C. | Centrifuge |
| D. | Recess plate filter press |
| Answer» C. Centrifuge | |
| 2. |
Out of the below given methods which of these requires a grit removal prior to it? |
| A. | Sludge drying bed |
| B. | Filter press |
| C. | Centrifuge |
| D. | Sludge lagoons |
| Answer» D. Sludge lagoons | |
| 3. |
Out of the below given methods which of these is operated in batch process? |
| A. | Sludge drying bed |
| B. | Belt Filter press |
| C. | Centrifuge |
| D. | Sludge lagoons |
| Answer» C. Centrifuge | |
| 4. |
What is the percentage of dry solids for the primary sludge assumed at the outlet of aerobic digester? |
| A. | t1-2.5% |
| B. | t7-10.5% |
| C. | t2.5-7% |
| D. | t10.5-12.5% |
| Answer» D. t10.5-12.5% | |