What is 'Greenhouse effect'?</h2></div>

Atomic bomb was used during World War II in.</h2></div>

In organic farming, farmers use <i>Penicillium</i>  for the solubilization of</h2></div&gt…

Answer the following.<br> How does the pollution occur due to vehicles? Gives the names of vehicles causing least …

<p><span>Whenever harmful substances such as <u>wagese</u>, toxic chemicals, silt, etc. get mixe…

Air is a mixture of various gases. One of the gases is 21% part of the air and is essential for the survival of human be…

Why is CNG (Compressed Natural Gas) preferred over petrol?

Mark the correct statement about biomedical wastes.</h2></div>