 
			 
			MCQOPTIONS
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				This section includes 20 Mcqs, each offering curated multiple-choice questions to sharpen your Waste Water Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. | _____ is the residue from burning combustible material used for cooking and other heating purposes. | 
| A. | Garbage | 
| B. | Rubbish | 
| C. | Dirt | 
| D. | Ash | 
| Answer» E. | |
| 2. | ______ causes blue baby syndrome. | 
| A. | Nitrate | 
| B. | Carbon | 
| C. | Aluminium | 
| D. | Iron | 
| Answer» B. Carbon | |
| 3. | Which of these is not true regarding reuse of treated sewage and sludge? | 
| A. | Reduces costs of abstracting irrigation water | 
| B. | Reduces demand on valuable water resources | 
| C. | Increases pollution | 
| D. | Promotes better use of water resources | 
| Answer» D. Promotes better use of water resources | |
| 4. | An aquaprivy is similar to a _______ | 
| A. | Sanplat | 
| B. | VIP latrine | 
| C. | Soak pit | 
| D. | Septic tank | 
| Answer» E. | |
| 5. | Wastes are disposed of through a section of pipe bent into a U shape (a U-bend) to maintain ________ | 
| A. | Cleanliness | 
| B. | Water seal | 
| C. | Proper flushing | 
| D. | to maintain ________a) Cleanlinessb) Water sealc) Proper flushingd) Water | 
| Answer» C. Proper flushing | |
| 6. | AN_AQUAPRIVY_IS_SIMILAR_TO_A________?$ | 
| A. | Sanplat | 
| B. | VIP latrine | 
| C. | Soak pit | 
| D. | Septic tank | 
| Answer» E. | |
| 7. | ______ causes blue baby syndrome.$ | 
| A. | Nitrate | 
| B. | Carbon | 
| C. | Aluminium | 
| D. | Iron | 
| Answer» B. Carbon | |
| 8. | Which_of_these_is_not_true_regarding_reuse_of_treated_sewage_and_sludge?$ | 
| A. | Reduces costs of abstracting irrigation water | 
| B. | Reduces demand on valuable water resources | 
| C. | Increases pollution | 
| D. | Promotes better use of water resources | 
| Answer» D. Promotes better use of water resources | |
| 9. | What is the time frame required for anaerobic digestion? | 
| A. | 1-2 months | 
| B. | 2-3 months | 
| C. | 3-4 months | 
| D. | 4-6 months | 
| Answer» E. | |
| 10. | What is the space provided per capita per day in public bins? | 
| A. | 0.1 cubic feet | 
| B. | 0.2 cubic feet | 
| C. | 0.3 cubic feet | 
| D. | 0.4 cubic feet | 
| Answer» B. 0.2 cubic feet | |
| 11. | What is the maximum amount of solid waste produced in a country per capita per year? | 
| A. | 0.25 Kg | 
| B. | 0.5 Kg | 
| C. | 1.5 Kg | 
| D. | 2.5 Kg | 
| Answer» E. | |
| 12. | ______is_the_residue_from_burning_combustible_material_used_for_cooking_and_other_heating_purposes. | 
| A. | Garbage | 
| B. | Rubbish | 
| C. | Dirt | 
| D. | Ash | 
| Answer» E. | |
| 13. | Wastes are disposed of through a section of pipe bent into a U shape (a U-bend) to maintain _______? | 
| A. | Cleanliness | 
| B. | Water seal | 
| C. | Proper flushing | 
| D. | Water | 
| Answer» C. Proper flushing | |
| 14. | What is the amount of water used in pour flush latrines for a single time use? | 
| A. | 0.5-1 litres | 
| B. | 1-3 litres | 
| C. | 3-6 litres | 
| D. | 6-8 litres | 
| Answer» D. 6-8 litres | |
| 15. | What is the normal size of concrete of Sanplat latrines? | 
| A. | 20 cm * 20 cm | 
| B. | 40 cm * 40 cm | 
| C. | 60 cm * 60 cm | 
| D. | 80 cm * 80 cm | 
| Answer» D. 80 cm * 80 cm | |
| 16. | Which of the following latrines is the cheapest one? | 
| A. | Pour-flush latrines | 
| B. | Twin pit latrine | 
| C. | VIP latrine | 
| D. | Sanplat | 
| Answer» E. | |
| 17. | Sanplat is a type of pit latrine. | 
| A. | True | 
| B. | False | 
| Answer» B. False | |
| 18. | What is the maximum number of pits considered in pit latrines? | 
| A. | 1 | 
| B. | 2 | 
| C. | 3 | 
| D. | 4 | 
| Answer» C. 3 | |
| 19. | Bucket latrines pose health risks. | 
| A. | True | 
| B. | False | 
| Answer» B. False | |
| 20. | Which of the following is the most commonly used form of excretal disposal? | 
| A. | Cartage | 
| B. | Sanplat | 
| C. | VIP latrine | 
| D. | Twin pit latrine | 
| Answer» B. Sanplat | |