Q. The total surface area of earth is : [CDS 2000] (Solved)
1. 510 million sq km
2. 610 million sq km
3. 710 million sq km
4. 810 million sq km
- a. 510 million sq km
1. 510 million sq km
2. 610 million sq km
3. 710 million sq km
4. 810 million sq km