Define the term ‘growth of population’. Describe the third (III) phase of growth of population in India.
Growth of population is the change in the number of people living in a particular area between two points of time.
Third (III) phase of growth of population :
(i) The decades are 1951-1981 .
(ii) This is the period of population explosion in India .
(iii) It was caused by a rapid fall in the mortality rate but a high fertility rate of population in the country.
(iv) It is in this period, after the Independence, that developmental activities were introduced through a centralised planning process and economy started showing up ensuring the improvement of living condition of people at large.
Electricity is one of the greatest inventions of all times. It is mostly generated by using coal, natural gas and petroleum, which are exhaustible resources. Can you imagine the human society without electricity? This may happen in future, when all energy resources will be exhausted. Explain the values that can change this possible dark scenario.
What is medical tourism ? Explain the scope of medical services for overseas patients in India.
Which is the longest trans-continental railway of North America ? Describe its any four features.
Explain the importance of foodgrains in the Indian agricultural economy. Describe any three characteristics of rice cultivation.
‘‘Indian railways brought people of diverse cultures together.’’ Support this statement with suitable examples.
