Consider the following statements:
1. Presence of Ammonia in groundwater indicates a nearby coal mine
2. Presence of nitrates in groundwater indicates contamination by fertilizers and waste organic matter
Which among the above statements is / are correct?

Answer: [B] Only 2

The first statement appeared in a state PSC examination. Kindly read about Groundwater contamination at This Link.

This question is a part of GKToday's Integrated IAS General Studies Module