UGC NET Water pollution Previous Year Questions
JRFSmart holds 16 previous-year questions on Water pollution from UGC NET Paper 1 (Teaching and Research Aptitude), filed under Unit 9: People, Development and Environment, drawn from 13 of the 87 exam papers in the bank (2018–2026). Each question can be practised with a full explanation and shows how often NTA has returned to the same idea.
What is asked in Water pollution
The questions in this topic fall under these subtopics, ordered by how many previous-year questions each has.
| Subtopic | Questions |
|---|---|
| Eutrophication | 2 |
| Hydrogen sulphide as an indicator | 1 |
| River Ganga | 1 |
| Organic pollutants | 1 |
| Synthetic organic chemicals | 1 |
| Methemoglobinemia | 1 |
| Types of water pollutants | 1 |
| Heavy metal contamination | 1 |
| Nitrate contamination | 1 |
| Oxygen demand | 1 |
| Biological Oxygen Demand | 1 |
| Wastewater treatment | 1 |
NTA repeat analysis
Water pollution appears in 13 of 87 papers (15%), which JRFSmart rates as medium frequency.
Sample previous-year questions
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R Assertion A: Eutrophication leads to depletion of dissolved oxygen in a lake. Reason R: Dissolved oxygen in water decreases with increase in temperature. In…
The Black-foot disease is caused by the contamination of _________ in drinking water.
The Blue-Baby Syndrome is caused by the contamination of _________ in drinking water.
The oxygen consumed in the oxidation of an organic compound by microorganisms in the aquatic ecosystem is called ____________.
Biological Oxygen Demand (BOD), is a parameter to monitor the quality of water. It measures ___________.
In which of the water treatment processes additional BOD (Biological Oxygen Demand) is provided to remove the biological material?
Biochemical Oxygen Demand (BOD) test is an indicator of __________ in water.
Blue baby syndrome, a water borne disease in human infants, is known as
Showing 8 of 16 questions, without answers. Practise the full set with options, the official answer and JRFSmart's explanations.
Practise Water pollution
All 16 questions, one topic, with explanations and repeat data. One topic in every unit is free.
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