With reference to bio-toilets used by the Indian Railways, consider the following statements:1. The decomposition of human waste in the bio-toilets is initiat- ed by a fungal inoculum.2. Ammonia and water vapour are the only end products in this decomposition which are released into the atmosphere.Which of the statements given above is/are correct?
✓ Correct answer: d) Neither 1 nor 2
ExplanationStatement 1 is incorrect: The decomposition process is initiated by anaerobic bacteria developed by DRDO, not by a fungal inoculum.These bacteria break down human waste into simpler compounds.Statement 2 is incorrect: The end products of decomposition in bio-toilets include methane (CH₄), carbon dioxide (CO₂), and water, with trace amounts of ammonia, but not only ammo- nia and water vapour.175
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