What happens when higher energy ultraviolet radiations act on the oxygen at the higher level of the atmosphere?</h2&g…

Which of the following process does maximum destruction of ozone?</h2></div>

The main factor responsible for the depletion of ozone layer is addition of _____in the atmosphere.</h2></div&g…

If there was no <span class="katex"><span class="katex-html" aria-hidden="true"&g…

Strontium- 90 can enter human body parts in place of<span><br> </span></h2></div>

Decomposition of organic wastes in water causes </h2></div>

Noxious fume pollutes air due to burning of:<span><br> </span></h2></div>

Write a short note on radioactive waste.<br> </h2></div>