Which of the following is not helpful for delta formation?
A
Fast movement of river in mountains to cut sediments
B
Slow speed
C
Long river course
D
Tidal nature of waves
Correct Answer: Tidal nature of waves
Tidal nature of waves is not helpful for delta formation. A tidal delta is the sand bar or shoaling area left at the mouth of a river by the movement of bottom mud and sand by a diurnal tide and the currents that result from that tide.