Briefly explain the following terms:<br> Biomedical waste.</h2></div>

<span>Deforestation causes__________ to linger in the atmosphere.</span></h2></div>

What is greenhouse effect?</h2></div>

Why does survival of fish and other aquatic animals become difficult during summer?</h2></div>

Which of the following is an effect of the high dose of UV-B?

List at least three gaseous air pollutants that are emitted from automobiles and industries.</h2></div>

What is the average life span of a computer?</h2></div>

<span>Which of the following prevents afforestation in deserts?</span><br> </h2></div>