Which of the following measures cannot improve the navigability of river channel?
Only 1&2
Only 2 &3
Only 1
None of these
Despite inherent limitations, many rivers have been modified to enhance their navigability by:
Q50. Which of the following measures cannot improve the navigability of river channel?
1. Dredging
2. Building dams and barrages.
3. Stabilising river banks by concrete.