Type the number

Exercise and reference answers

Questions

1. Answer

   71

   Question

   Share of earth's surface covered by water, per cent

2. Answer

   4000

   Question

   Annual precipitation in India in cubic km

3. Answer

   432

   Question

   Replenishable groundwater in cubic km

4. Answer

   690

   Question

   Usable surface water in cubic km

5. Answer

   1974

   Question

   Year of the Water Pollution Act

6. Answer

   251

   Question

   Polluting industries along rivers in 1997

Instructions

Type the number only.

Explanation