UPSC Prelims 2013 · Question 58 of 99

UPSC Prelims 2013 question on Arsenic Fluoride Uranium Groundwater

Which of the following can be found as pollutants in the drinking water in some parts of India?

1. Arsenic
2. Sorbitol
3. Fluoride
4. Formaldehyde
5. Uranium

Select the correct answer using the codes given below:

  1. 1 and 3 only
  2. 2, 4 and 5 only
  3. 1, 3 and 5 only
  4. 1, 2, 3, 4 and 5
Show answer

Answer: C. 1, 3 and 5 only

Analysis

Arsenic, fluoride, and uranium contamination have been reported in groundwater and drinking water in different parts of India. Arsenic contamination is common in parts of West Bengal, Bihar, and Assam. Excess fluoride causes fluorosis and is found in several states including Rajasthan and Andhra Pradesh. Uranium contamination has also been detected in some regions such as Punjab. Sorbitol and formaldehyde are not recognized as common groundwater pollutants in this context. Therefore, statements 1, 3, and 5 are correct.

Extra UPSC info

Excess fluoride in drinking water can lead to dental and skeletal fluorosis.

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