Distinguish between sink holes and swallow holes.

Question

Sink HolesSwallow Holes1. A sink hole is a funnel shaped depression which has an average depth of 3 to 9 metres.1. Swall...

Accepted Answer

Sink HolesSwallow Holes1. A sink hole is a funnel shaped depression which has an average depth of 3 to 9 metres.1. Swall...

Sink Holes	Swallow Holes
1. A sink hole is a funnel shaped depression which has an average depth of 3 to 9 metres.	1. Swallow holes are cylindrical in shape lying underneath the sink hole at some depth.
2. In areas of limestone, dolomite or gypsum they are very common.	2. They are very common in limestone regions.
3. The surface water sinks into them to feed some underground stream.	3. They swallow the sub surface streams which may reappear further down slopes of rock from openings.