Questions

Loktak Lake:the largest freshwater  (sweet)  lake  in  North -East  India,  also  called  the  only Floating  lake  in  the  world  due to the floating phumdis (heterogeneous mass of vegetation,    soil,    and    organic matters    at    various    stages    of decomposition)   on   it,   is   located near   Moirang   in   Manipur   state, India.  The  etymology  of  Loktak  is Lok  =  "stream"  and  tak  =  "the end"

Allotropy is the property of some chemical elements to exist in two or more different forms, or allotropes, when found in nature. There are several allotropes of carbon like diamond, graphite, graphene, fullerene, etc.Coal is not an allotrope of carbon because it is not 100% carbon. It contains lot of silica, sulphur and other compounds of carbon apart from carbon.