List any four effects of global warming.</h2></div>

Which of the following causes mutations at a very high rate?

Read the following statements and select the correct option.<div><br> Statement 1: Ozone layer present in th…

<span>The total percent of land in the world under forest area is</span><br> </h2></div>

It is said that Taj is getting destroyed due to</h2></div>

The bio accumulation of pesticides in birds leads to</h2></div>

A lake receiving nutrients would be</h2></div>

Water pollution of a river is measured by __________.<span><br> </span></h2></div>