Which of the following options is a major water pollutant nowadays?</h2></div>

Which of the following falls under the category of e-waste?</h2></div>

Write one harmful effect of deforestation on environment.</h2></div>

Compressed Natural Gas (CNG) is _____________.</h2></div>

If global warming continues, organism facing severe threat is?</h2></div>

Why is e-waste harmful? Express your opinion about this?</h2></div>

There is a hole in the ozone layer. What do you understand by this?</h2></div>

What is the excess growth of plankton in water due to the presence of nutrients called?