1. Sand drains are used to _____.
[A] Reduce settlement
[B] Accelerate consolidation
[C] Increase permeability
[D] Transfer load
Answer: Option B
2. Meandering of a river is due to _____.
[A] Sediment load of streams
[B] Discharge and hydraulic properties of streams
[C] Erodibility of the bed and banks of stream
[D] The natural topography of the location
Answer: Option C
3. Aggrading rivers are _____.
[A] silting rivers
[B] scouring rivers
[C] rivers in regime
[D] meandering rivers
Answer: Option A
4. The earthen embankments constructed parallel to the river at some suitable distances for flood protection are called _____.
[A] Guide banks
[B] Levees
[C] Groynes
[D] Terraces
Answer: Option B
5. Tortuosity of a meandering river is _____.
[A] The ratio of curved length along the channel to the direct axial length of the river reach
[B] The ratio of direct axial length of the river reach to the curved length along the channel
[C] The difference of curved length along the channel and the direct axial length of the river reach
[D] The summation of curved length along the channel and the direct axial length of the river reach
Answer: Option A