<span>Forest reserves can be protected through all measures except</span><br> </h2></div>

Solid waste increases with an increase in<span><br> </span></h2></div>

What can be made using bio-degradable waste?

Which of the following is used in organic farming?</h2></div>

Draw a flow chart to show how deforestation leads to desertification. </h2></div>

BOD is related with </h2></div>

Which kind of pollution is caused mainly due to agrochemical waste?

Which one of the following is mainly responsible for depletion of ozone layer?<br> </h2></div>