'अम्ल वर्षा' (Acid Rain) में कौन से अम्ल होते हैं?

उत्तर: (C) H₂SO₄ और HNO₃ — Acid rain contains H₂SO₄ (sulfuric acid) and HNO₃ (nitric acid) formed from SO₂ and NOₓ emissions (fossil fuels, industries). pH < 5.6. Damages buildings (marble/limestone), forests, aquatic life. Taj...