Civil Engineering - UPSC Civil Service Exam Questions - Discussion
Discussion Forum : UPSC Civil Service Exam Questions - Section 3 (Q.No. 38)
38.
Self-purification of running streams may be due to
Discussion:
1 comments Page 1 of 1.
Sadashiva said:
7 years ago
Option (b) is correct. The major physical processes involved in self purification of watercourses are dilution, sedimentation and resuspension, gas transfer, and heat transfer. Gas transfer includes oxidation.
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