A landmass bounded by sea on three sides is referred to as
Mountain ranges in the eastern part of India forming its boundary with Myanmar are collectively called as
The western coastal strip, south of Goa is referred to as
The highest peak in the Eastern Ghats is
Question 1: What are tectonic plates?
Answer: The crust of the earth is not in the form of a continuous plate rather in the form of broken pieces. These pieces of the earth's crust are called tectonic plates.
Question 2: Which continents of today were part of the Gondwana land?
Answer: South America, Africa, Antarctica, Australia and India were part of the Gondwana land.
Question 3: What is bhabar?
Answer: After descending from the mountains, the rivers deposit pebbles in a narrow belt. The width of this belt is about 8 to 16 km and it lies parallel to the Shiwaliks. This region is known as bhabar. All the streams disappear in this region.
Question 4: Name the three major divisions of the Himalayas from north to south.
Answer: Three major divisions of the Himalayas from north to south are:
Question 5: Which plateau lies between the Aravali and the Vindhyan ranges?
Answer: The Malwa plateau lies between the Aravali and the Vindhyan ranges.
Question 6: Name the island group of India having coral origin.
Question 7: Distinguish between
|Western Ghats||Eastern Ghats|
|They lie along the Arabian Sea.||They lie along the Bay of Bengal.|
|Average height is 900 to 1600 m||Average height is 600 m|
|They are almost continuous.||They are interspersed by rivers.|
Question 8: Describe how the Himalayas were formed.
Answer: The Indian Peninsula drifted towards the north and finally collided with the much larger Eurasian Plate. As a result of this collision, the sedimentary rocks which were accumulated in the geosynclines (known as Tethys) got folded and formed the mountain systems of the West Asia and Himalaya.
Question 9: Which are the major physiographical divisions of India? Contrast the relief of the Himalayan region with that of the Northern Plains of India.
Answer: The landmass of India can be divided into following major physiographic divisions:
The Himalayan region is rugged and shows great variations in terms altitude. The Northern Plains, on the other hand, is more or less level and has least variations in terms of altitude. The Himalayan region is formed by rocks and unconsolidated sediments. The Northern Plains is composed of alluvial deposits.
Question 10: Write short notes on the following:
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