1.
Out of the 3% of fresh water present on the Earth, the percentage of fresh water found in lakes and rivers is

2.
The percentage of salt water present on the surface of the earth is

3.
In our solar system, the fifth planet is

4.
The community or collection of the stars is called

5.
Considering the layers of the Earth, the temperature in center of the Earth can be

6.
The submerged range of mountains which ends to southern end of Africa from Arctic is classified as

7.
The volcanic activity area is classified as

8.
The shape of galaxy which is longer in only one direction and is more rounded is called

9.
The second planet near the Sun after Mercury is

10.
The length of one day on planet Neptune is