Challenger

Sea Surges cause severe damage along the shores.What are the measures taken to prevent damages?.List out from the following:

i.Depositing boulders along the seashore

ii.Construction of interlocking concrete structures (Pulimuttu)

iii.Planting of mangroves.

Which of the following statements are true?

i.The solution of limestone in underground water drips from the roof of the caves,a portion of this mixture remains on the roof of the caves itself. This deposit of lime grows upside down due to this long continued process. They are called stalactites.

ii.The deposit of lime on the floor of the cave also grows upward as a result of the deposition from above. These are called stalagmites.