Embibe Experts Solutions for Chapter: Environmental Chemistry, Exercise 1: AP EAPCET Medical 2019 (24-Apr Shift-1)

Identify the greenhouse gases from the following:

Which of the following species is not involved in the formation of photochemical smog?

Which among the following oxides of nitrogen is a potent greenhouse gas?

Which among the following acts as a sink for $\mathrm{CO}?$

The $\mathrm{pH}$ of acid rain water is $\underline{ }$

Identify the correct statements from the following
I) Chemical Oxygen Demand (COD) of water is determined by oxidising organic substances with acidified ${\mathrm{K}}_2{\mathrm{Cr}}_2{\mathrm{O}}_7$
II) High concentration of ${\mathrm{CO}}_2$ leads to stiffness of flower buds
III) ${\mathrm{NO}}_2$ is a lung irritant
IV) Photochemical smog is also called reducing smog.