MCQOPTIONS
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| 1. |
Which one of the following does not involve coagulation? [Karnataka CET 2010] |
| A. | Peptization |
| B. | Formation of delta regions |
| C. | Treatment of drinking water by potash alum |
| D. | Clotting of blood by the use of ferric chloride |
| Answer» B. Formation of delta regions | |