It lies to the west of the Aravali ranges in Rajasthan. This is the region of moving sand and low rainfall, known as Marusthali. It was drained by the Saraswati, Drisadvati, and Satluj rivers. But today Llini is the only river. There are numerous salt lakes of which Sambhar is the largest.

The peninsular plateau forms the largest physiographic division facing towards the Bay of Bengal and the Arabian Sea. It stretches from the Satpura range (north) to Kanyakumari (south) and from the Sahyadri (Western Ghats) to Rajmahal hills in the east. It is triangular in shape having four physiogr

The great plains are composed of sediments deposited by rivers. They are quite extensive. The central and eastern parts of the plains have been formed by the tributaries of the Ganga and Brahmaputra rivers. Half of the Great plain lies in Uttar Pradesh and half in the state of Bihar.

These are formed by the continuous stretch of the mountain from Kashmir to Assam. It acts as a wall. They arc the Karakoram and the Himalayas. The Karakoram mountains lie between the Pamir plateau and the Indus River in the west. Baltoro is the famous glacier of the Karakoram range. They are very hi

A horst is the uplift land between two parallel faults. The central mass of the land keeps standing while the adjoining areas are thrown down. It forms the shape of a block mountain or a horst. For example Vindhyan and Vosges.

The main characteristics are :

1. The Great Andaman is a collection of three islands, north, middle, and south.
2. These are a group of islands.
3. The south coast is very indented and has the highest hill ranges,
4. There are 19 islands in Nicobar islands.

There are many pieces of evidence collected by various geologists and archeologists to prove the youthfulness of the Himalayas. The follow ing evidence is given here :

1. The presence of Karewas.
In the sub-Himalayan region, fossils of post-2. tertiary mammals have been found which points to the

The young mountains of the Himalayas are formed by the internal horizontal earth movements. They have characteristic topographic. complexity.

1. The Greater Himalayas, the Lesser Himalayas, and Shivalik are three main parallel ranges.
2. These ranges have striking contrasts in their altitudes wi