Sources of Radioactive Pollution — Prelims Strategy
Prelims Strategy
For Prelims, focus on factual clarity and conceptual distinctions. Master the categorization of sources into natural (cosmic, terrestrial, radon) and artificial (NPPs, medical, industrial, mining, weapons testing).
Memorize key radionuclides associated with each source (e.g., Radon-222 with natural indoor pollution, Cesium-137 with nuclear accidents/fallout, Iodine-131 with medical therapy). Understand the basic units of radioactivity (Becquerel for activity, Sievert for dose) and their implications.
Pay close attention to the role and functions of AERB and IAEA. India-specific examples like Jadugoda for uranium mining, Kudankulam and Tarapur for NPPs are high-yield. Practice MCQs that test your ability to differentiate between similar-sounding concepts and identify the correct regulatory body or specific isotope.
The 'important differences' section and 'key concepts' are crucial for quick recall. Also, be aware of recent developments in India's nuclear program or any significant international nuclear events.