| Which of the following are the conditions favouring deltas? |
| 1. Active vertical and lateral erosion in the upper course of river. |
| 2. Tideless and sheltered coast. |
| 3. There should be large lakes in the river course. |
| 4. There should be no strong current. |
| Select the correct answer from the codes given below: |
A) 1, 2 and 4
B) 1, 2 and 3
C) 1, and 3
D) 1, 2, 3 and 4
Correct Answer: A
Solution :
Rivers should not have lakes in their course which may filter the sediments. The sea adjoining the delta should be shallow to deposit the sediments for the formation of delta.
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