Class 5 Social Science - Transport and Communication - Question Answers

Ans: Transport is a system or method for carrying people and goods from one place to another. It is essential for a country because it helps in moving people, raw materials to factories, and finished goods to markets. Without an efficient transport system, this movement would be difficult and expensive.

Q2: What are the different modes of transport mentioned in the text?
Ans: The text mentions four main modes of transport: roadways, railways, waterways, and airways.

Q3: How did the invention of the wheel and carts impact early human travel?
Ans: The invention of the wheel and carts made early human travel easier and allowed them to carry goods more efficiently than traveling on foot.

Q4: What is the significance of the Grand Trunk Road?
Ans: The Grand Trunk Road connects Kolkata (in India) and Peshawar (in Pakistan) and is an important road network that facilitates transportation between these two countries.

Q5: Which country has the second-largest railway network in Asia, and who introduced railways in India?
Ans: India has the second-largest railway network in Asia. The British introduced railways in India in the mid-nineteenth century.

Q6: What are some of the fastest trains in the world, and which countries have designed them?
Ans: Some of the fastest trains in the world include the bullet train of Japan, the Maglev of China, and the TGV of France. Japan, China, and France have designed these high-speed trains.

Q7: Why are waterways considered a cheaper mode of transport compared to roads and railways?
Ans: Waterways are cheaper because they do not require roads or tracks. Only ports are needed for loading and unloading goods, which makes it cost-effective.

Q8: How have the Suez Canal and Panama Canal reduced travel time for ships?
Ans: The Suez Canal joins the Mediterranean Sea and the Red Sea, allowing ships to cross from Asia to Europe without circumventing the southern tip of Africa. The Panama Canal connects the Atlantic Ocean and the Pacific Ocean, eliminating the need for ships to go around the southern tip of South America. These canals have significantly reduced travel time for ships.

Q9: Who invented the telephone, and how has it evolved over the years?
Ans: Alexander Graham Bell invented the telephone. Over the years, telephones have evolved from landline phones to mobile phones and now to smartphones, which are versatile devices for communication and more.

Q10: What are social networking services, and how do they help us in times of disasters or emergencies?
Ans: Social networking services like Facebook, WhatsApp, Instagram, and Twitter allow us to communicate with friends and relatives, send messages, photographs, and videos. During disasters or emergencies, these services help us access information quickly and stay connected with others for safety and support.