Q28
What is a floodplain?
A.
Steep valley walls
B.
Flat land along a river subject to flooding
AnswerC.
Rocky riverbed
D.
Sand dunes in coastal regions
Answer: Option B
Solution
Answer: Option B
Solution:
A floodplain is a flat area adjacent to a river that experiences periodic flooding and sediment deposition.It is rich in nutrients and ideal for agriculture.