Question

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Answer 1

(1) The radiations emitted either through the natural sources or through man-made sources cause radioactive pollution. (2) The natural radiations is in the form of ultra violet and infrared radiations. (3) Artificial or man-made radiations are X-rays and radiations from atomic energy plants. (4) All radiations are highly hazardous for the living organisms. The impact of radiation is also for a very long time. (5) It has brought about major accidental mishaps at Chernobyl, Windscale, qpd Three Miles Island. These disasters have affected thousands of people. (6) Some other effects of radiations are as follows – (i) Due to higher radiations of X-rays, cancerous ulceration occurs, (ii) Radiations destroy the body tissues, (iii) Radiations cause mutations and thus genetic changes occur, (iv) There is adverse effect on the vision.