Our Country - India

Q22. Name the delta formed by the Ganga and the Brahmaputra.

Ans. The Ganga and the Brahmaputra form the world’s largest delta, the Sundarbans delta.

Q23. What is delta?

Ans. The delta is triangular in shape. It is an area of land formed at the mouth of the river.

Q24. What do you understand by peninsula?

Ans. The peninsula is a piece of land that is surrounded by water on three sides.

Q25. Which rivers drain into the Bay of Bengal?

Ans. The rivers Mahanadi, Godavari, Krishna and Kaveri drain into the Bay of Bengal.

Q26. Write a short note on the Great Indian Desert?

Ans. In the western part of India lies the Great Indian Desert. It is a dry, hot and sandy stretch of land. It has very little vegetation.

Q27. What is a Tributary?

Ans. A river or stream which contributes its water to a main river by discharging it into main river from either side.

Q28. Why is Lakshadweep known as a coral island?

Ans. Lakshadweep is known as a coral island because it is formed from skeletons of tiny marine animals called Polyps.

Q29. India shares its land boundaries with seven countries. Name them.

Ans. India shares its land boundaries with seven countries i.e. Pakistan, Nepal, China, Afghanistan, Bhutan, Bangladesh, Myanmar.

Q30. Write one point of difference between the western Coastal plains and the eastern Coastal plains.

Ans. The western coastal plains are very narrow whereas the eastern Coastal plains are much broader.

Q31. What is the north-south and east-west extent of India?

Ans. The north-south extent from Kashmir to Kanyakumari is about 3,200 km. And the east-west extent from Arunachal Pradesh to Kuchchh is about 2,900 km.

Q32. What is the latitudinal and longitudinal extent of India?

Ans. From south to north, main land of India extends between 8°4'N and 37°6' N latitudes. From west to east, India extends between 68°7' E and 97°25' E longitudes.

Q33. How Coral islands are formed?

Ans. Corals are skeletons of tiny marine animals called Polyps. When the living polyps die, their skeletons are left. Other poplyps grow on top of the hard skeleton which grows higher and higher, thus forming the coral islands.

Q34. Write about the geographical boundaries of India.

Ans. India is a country of vast geographical expanse. In the north, it is bound by the lofty Himalayas. The Arabian Sea in the west, the Bay of Bengal in the east and the Indian Ocean in the south, wash the shores of the Indian peninsula.

Q35. How many States and Union Territories are there in India? Which states have a common capital?

Ans. India is a vast country. For administrative purposes, the country is divided into 28 States and 7 Union Territories. Delhi is the national capital. Punjab and Haryana have a common capital i.e. Chandigarh.

Q36. Why do a large number of people live in the Northern plains?

Ans. Northern plains are generally level and flat. These are formed by the alluvial deposits laid down by the rivers– the Indus, the Ganga, the Brahmaputra and their tributaries. These river plains provide fertile land for cultivation. That is the reason for high concentration of population in these plains.