Which harmful radiations are absorbed by ozen layer?</h2></div>

Which of the following is the consequence of deforestation?

Name the radiations from the Sun that are absorbed by ozone layer. Mention one harmful effect caused by them.</h2>…

<span>Iodine-131 raises the risk of </span></h2></div>

Plume' refers to path of<span><br> </span></h2></div>

At night, low clouds:<span><br> </span></h2></div>

Which one of the following agro-chemical waste is added in the soil to increase the growth of plants?

How much BOD reduces in preliminary treatment?<span><br> </span></h2></div>