Thursday , July 7 2022
NCERT 7th Class (CBSE) Social Science: The Human Environment: Settlement, Transport and Communication

NCERT 7th Class (CBSE) Social Science: The Human Environment: Settlement, Transport and Communication

Question: Why is air transport preferred over other means of transport?

Answer: Air transport is preferred over the other means of transport because:

  1. Speed is the only factor for which air transport is preferred over land and sea transport.
  2. It can reach the remotest and most inaccessible areas, where there are no roads and railways.
  3. Helicopters are widely used to help people at times of natural disasters.
  4. Perishable and costly goods are transported by air.

Question: The world has now become a large global society. Explain.

Answer: Satellites have made communication easier and faster. They help in weather forecasting. The development of fax, email through internet and mobile phones have enhanced the speed of communication. With the improvement in communication, physical distances have reduced. The world has become a large global society.

Question: Why is land transport considered the lifeline of a country?

Answer: Land transport is considered the lifeline of a country because:

  1. They provide door-to-door service.
  2. They are the main means of transport in remote landlocked villages.
  3. They are easier to build and maintain in difficult terrain, like forests and mountains.

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  1. Speech on Behavior is the mirror of character.