Book: Social Studies


7.1 Disaster Management

Summary

A disaster is a destructive event that occurs suddenly and involves loss of life and property. Disasters can be of two types, natural and man-made. Earthquakes, volcanic activity, tsunamis, floods, cyclones, landslides, avalanches and droughts are natural disasters and man has no control over them. The......

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6.1 Population Size and Distribution

Summary

People are producers and consumers of resources. It is the people who form a nation and help develop its economy. Population is the point of reference from which all other elements are observed. A census is an official enumeration of the population......

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