UGC NET Noise pollution Previous Year Questions
JRFSmart holds 12 previous-year questions on Noise pollution from UGC NET Paper 1 (Teaching and Research Aptitude), filed under Unit 9: People, Development and Environment, drawn from 12 of the 87 exam papers in the bank (2024–2026). Each question can be practised with a full explanation and shows how often NTA has returned to the same idea.
What is asked in Noise pollution
The questions in this topic fall under these subtopics, ordered by how many previous-year questions each has.
| Subtopic | Questions |
|---|---|
| Noise indices | 2 |
| Health effects of noise | 1 |
| Decibels, loudness and audible range | 1 |
| Green muffler | 1 |
| Parameters of sound | 1 |
| Infrasound and ultrasound | 1 |
| Noise climate | 1 |
| Ambient noise standards | 1 |
| CPCB noise standards | 1 |
| Industrial noise levels | 1 |
| Threshold of hearing | 1 |
NTA repeat analysis
Noise pollution appears in 12 of 87 papers (14%), which JRFSmart rates as medium frequency.
Sample previous-year questions
Match the LIST-I with LIST-II LIST-I (Zone) | LIST-II (Day time sound limits in dB as per Noise Pollution Rules, 2000) A. Industrial | I. 50 B. Commercial | II. 65 C. Residential | III. 75 D. Silence | IV. 55 Choose the correct answer from the options given…
What is the limit of Noise (in db) prescribed by Central Pollution Control Board (India) for the 'Residential Areas'?
Arrange the following industrial sources of noise in descending order as per their noise level (in dB) A. Steel plate riveting B. High speed drill C. Circular saw D. Farm tractor E. Milling machine Choose the correct answer from the options given below:
The threshold of audibility (hearing) for an ideal healthy person is
Sound or noise is characterized by the following parameters? A. Pressure B. Mass C. Power D. Quality E. Intensity Choose the correct answer from the options given below:
Sound with frequencies below and above the audible frequency range are known as________. A. Feeble sound B. Infrasound C. Parasound D. Ultrasound Choose the correct answer from the options given below:
Which of the following is represented by Noise Index L90?
The difference between Peak noise level (L10) and background noise level (L90) is known as
Showing 8 of 12 questions, without answers. Practise the full set with options, the official answer and JRFSmart's explanations.
Practise Noise pollution
All 12 questions, one topic, with explanations and repeat data. One topic in every unit is free.
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