 
			 
			MCQOPTIONS
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				This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Civil Engineering Drawing knowledge and support exam preparation. Choose a topic below to get started.
| 1. | Percussion drilling is unsuitable in _______ | 
| A. | unconsolidated sand | 
| B. | unconsolidated gravel | 
| C. | consolidated rocks | 
| D. | quick sand | 
| Answer» E. | |
| 2. | Aeration of water is done to remove ________ | 
| A. | odour | 
| B. | colour | 
| C. | hardness | 
| D. | turbidity | 
| Answer» B. colour | |
| 3. | Disinfection of drinking water, is done to remove ___________ | 
| A. | odour | 
| B. | bacteria | 
| C. | turbidity | 
| D. | colour | 
| Answer» C. turbidity | |
| 4. | As per IS: 1172-1963, water required per head per day for average domestic purposes, is _______ | 
| A. | 120 litres | 
| B. | 135 litres | 
| C. | 75 litres | 
| D. | 195 litres | 
| Answer» C. 75 litres | |