How are electronic items dangerous?</h2></div>

Which of the following are the adverse effects of deforestation?</h2></div>

Air pollution is maximum by</h2></div>

Full form of CEPHRI.</h2></div>

Which one of the following is responsible for causing skin cancer and mutation?</h2></div>

Which of the following is major source of water pollution?</h2></div>

In norway, what factor is involved in removal of salmon?<span><br> </span></h2></div>

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