Bharat norms are applicable to </h2></div>

BOD of wastewater is amount of</h2></div>

What immediate hazard is likely to occur if the temperature of the earth rises by 5<span class="katex">&…

Oil refineries, paper factories, textile and sugar mills, chemical factories are responsible for water pollution. These …

<span>Advantages of organic farming is (are)</span></h2></div>

Value based questions.<br> What may be the consequences of deforestation?</h2></div>

Maximum threat to the world is from</h2></div>

In which of the following process the farmers cut down the trees of the forest and burn the plant remains?