Oceans make up 97.3 per cent of the total water on Earth. The ice caps have 2 per cent of total water. Groundwater accounts for 0.68 per cent of total water. Rivers account for 0.0001 per cent of the total water.

The correct answer is SIMA. It is also known as the 'mantle' and is the second layer of the Earth's three concentric layers, the other two being SIAL (crust) and NIFE (core). The major constituent elements of SIMA (second layer) are magnesium and silicon.

1. Hematite is an ore of iron. It is commonly found in stones and soil. The largest quantity of iron in the earth is found in the form of hematite.

2. The chemical formula of hematite is Fe2O3. It is a heavy and relatively hard oxide mineral.

  3. Its colour ranges from black to steel or silver-grey, grey to brown or reddish.

4. Hematite is used in the production of iron. It is an important mineral that is found in many countries around the world.

1. A steep hill more than 600 meters high is classified as a mountain.

2. We can group different landforms as hills, mountains, plateaus and plains on the basis of height and slope.

The list of fruits of the state is given along with their state-

* Apple - Himachal Pradesh

* Orange - Nagpur

* Banana - Kerala

* Mango - Telangana

* Guava - Uttar Pradesh

1. The Brahmaputra originates from the Chemayungdung glacier of the Kailash range near Lake Mansarovar under the name of Siang or Dihang.

2. This river flows through Tibet, India and Bangladesh.

3. Its main tributaries are Dibang, Lohit, Siang, Budhi Dihing, Teesta and Dhansari.

4. It enters India west of Sadiya town in Arunachal Pradesh.

5. This river is important for irrigation, hydropower generation, water transportation and fisheries.