HomeEngineeringFor the survival of fish in a river stream, the minimum dissolved oxygen is prescribed________________? 430. For the survival of fish in a river stream, the minimum dissolved oxygen is prescribed________________?By Admin / September 7, 2025 A. 3 ppm B. 4 ppm C. 5 ppm D. 10 ppm ✅ The correct answer is option B.
1. A fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm². Leave a Comment / Basic Chemical Engineering MCQs, Chemical Engineering, Engineering / By Admin
2. Transformer cores are normally made from Leave a Comment / Basic Chemical Engineering MCQs, Chemical Engineering, Engineering / By Admin