MCQOPTIONS
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MCQOPTIONS
This section includes 18 Mcqs, each offering curated multiple-choice questions to sharpen your Hazardous Waste Management knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The process of neutralizing waste as listed in WAC 173-303-090 is known as ____________ |
| A. | Elementary neutralization |
| B. | Chemical neutralization |
| C. | Physical neutralization |
| D. | Biological neutralization |
| Answer» B. Chemical neutralization | |
| 2. |
Personal protective equipment should be worn while neutralising corrosive hazardous waste. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
Neutralisation adjusts pH level of corrosive between ____ and ____ |
| A. | 5, 9 |
| B. | 5.5, 9.5 |
| C. | 6, 7 |
| D. | 7, 8 |
| Answer» C. 6, 7 | |
| 4. |
Neutralisation process is extensively applied for ________ hazardous waste. |
| A. | Reactive |
| B. | Neutral |
| C. | Corrosive |
| D. | Chemical |
| Answer» D. Chemical | |
| 5. |
Dissolved salts of hazardous metal wastes can be treated by neutralisation. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
Common reagents for neutralising alkaline wastes are ________ |
| A. | Sulphuric and HCl |
| B. | Lime and sodium hydroxide |
| C. | Lime and zinc |
| D. | Lead |
| Answer» B. Lime and sodium hydroxide | |
| 7. |
Common reagents for neutralising acid wastes are __________ |
| A. | Sodium |
| B. | Lime and sodium hydroxide |
| C. | Lime and zinc |
| D. | Lead |
| Answer» C. Lime and zinc | |
| 8. |
Complete the equation.Acid + Base = __________ + water. |
| A. | Salt |
| B. | Chemical |
| C. | Alkali |
| D. | pH |
| Answer» B. Chemical | |
| 9. |
Neutralisation involves addition of _________ substances with the waste. |
| A. | Hydraulic |
| B. | Chemical |
| C. | Physical |
| D. | Biological |
| Answer» C. Physical | |
| 10. |
Suitable method for treating acidic or basic hazardous waste is _________ |
| A. | Neutralisation |
| B. | Precipitation |
| C. | Hydrolysis |
| D. | Electrolysis |
| Answer» B. Precipitation | |
| 11. |
PERSONAL_PROTECTIVE_EQUIPMENT_SHOULD_BE_WORN_WHILE_NEUTRALISING_CORROSIVE_HAZARDOUS_WASTE._TRUE_OR_FALSE.?$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 12. |
The_process_of_neutralizing_waste_as_listed_in_WAC_173-303-090_is_known_as_____$ |
| A. | Elementary neutralization |
| B. | Chemical neutralization |
| C. | Physical neutralization |
| D. | Biological neutralization |
| Answer» B. Chemical neutralization | |
| 13. |
Neutralisation adjusts pH level of corrosive between ____ and ___? |
| A. | 5, 9 |
| B. | 5.5, 9.5 |
| C. | 6, 7 |
| D. | 7, 8 |
| Answer» C. 6, 7 | |
| 14. |
Neutralisation process is extensively applied for ____ hazardous waste. |
| A. | Reactive |
| B. | Neutral |
| C. | Corrosive |
| D. | Chemical |
| Answer» D. Chemical | |
| 15. |
Dissolved salts of hazardous metal wastes can be treated by neutralisation. True or False. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 16. |
Common reagents for neutralising acid wastes are ____ |
| A. | Sodium |
| B. | Lime and sodium hydroxide |
| C. | Lime and zinc |
| D. | Lead |
| Answer» C. Lime and zinc | |
| 17. |
Neutralisation involves addition of ____ substances with the waste. |
| A. | Hydraulic |
| B. | Chemical |
| C. | Physical |
| D. | Biological |
| Answer» C. Physical | |
| 18. |
Suitable method for treating acidic or basic hazardous waste is _____ |
| A. | Neutralisation |
| B. | Precipitation |
| C. | Hydrolysis |
| D. | Electrolysis |
| Answer» B. Precipitation | |