Embibe Experts Solutions for Chapter: Environmental Chemistry, Exercise 1: Exercise-1

What is the importance of measuring BOD of a water body ?

What should be the tolerable limit of fluoride ions in drinking water? What happens if it is higher than $10$ ppm?

Discuss the importance of dissolved oxygen in water. What processes are generally responsible for the deoxygenation of water ?

State briefly the reactions causing ozone layer depletion in the stratosphere.

Write the maximum appropriate concentration of given chemical species in water, which is suitable for drinking purpose.

$\mathrm{Pb}$ (lead)

Write the maximum appropriate concentration of given chemical species in water which is suitable for drinking purpose.

${\mathrm{NO}}_3^{-}$ (Nitrate)

Write the maximum appropriate concentration of given chemical species in water, which is suitable for drinking purpose.

$\mathrm{Fe}$ (Iron)

Acid rains are produced by