Type the number

Exercise and reference answers

Questions

1. Answer

   1986

   Question

   Year of the Environment (Protection) Act

2. Answer

   99

   Question

   Per cent particulate matter a precipitator removes, over

3. Answer

   150

   Question

   Decibel level at which a brief exposure damages ear drums

4. Answer

   1987

   Question

   Year the Montreal Protocol was signed

5. Answer

   67

   Question

   Per cent forest cover recommended for hills

6. Answer

   1974

   Question

   Year of the Chipko Movement

Instructions

Type the number only.

Explanation