MCQOPTIONS
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This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Environmental Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Dealkalization results in removal of all the ions from the wastewater. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
In which form of solute stabilization, hydrogen sulfide in the effluent is oxidized into sulfate? |
| A. | Chlorination |
| B. | Liming |
| C. | Re-carbonation |
| D. | Super-chlorination |
| Answer» B. Liming | |
| 3. |
By which process, odor producing substances are oxidized? |
| A. | Chlorination |
| B. | Liming |
| C. | Re-carbonation |
| D. | Super-chlorination |
| Answer» E. | |
| 4. |
Organic contaminants are removed from the wastewater by ____________ |
| A. | Water softening |
| B. | Demineralization |
| C. | Absorption |
| D. | Adsorption |
| Answer» E. | |