Transport and Communication
Q) What are the two main categories of transportation discussed?
Answer: Road and rail.
Q) What percentage of passenger and freight traffic is carried by roads in India?
Answer: 85% and 70%, respectively.
Q) What are the different types of roads in India?
Answer: National Highways, State Highways, District Roads, Rural Roads, Border Roads, and International Highways.
Q) What is the main responsibility of the National Highways Authority of India (NHAI)?
Answer: Development, maintenance, and operation of National Highways.
Q) What are the three categories of Indian Railways based on track width?
Answer: Broad gauge, metre gauge, and narrow gauge.
Q) What is the main advantage of water transport?
Answer: Cost-effectiveness for carrying heavy and bulky materials.
Q) What are the two main types of waterways in India?
Answer: Inland waterways and oceanic waterways.
Q) What is the significance of the backwaters of Kerala?
Answer: Cheap transportation and tourist attraction.
Q) What percentage of India's foreign trade moves through ocean routes?
Answer: 95% by volume and 70% by value.
Q) What is the main benefit of air transportation?
Answer: Speed and efficiency over long distances.
Q) What organization manages airports in India?
Answer: The Airport Authority of India.
Q) What are some traditional methods of communication mentioned?
Answer: Drumbeats, smoke signals, fire, runners, animals.
Q) What is the most popular and advanced form of personal communication in India?
Answer: The internet.
Q) When did radio broadcasting start in India?
Answer: 1923.
Q) What are two major satellite systems in India?
Answer: Indian National Satellite System (INSAT) and Indian Remote Sensing Satellite System (IRS).
