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LLM Group 6 Environment and Legal Order Prevention and Control of Pollution 2022 Question Paper with Solutions

Mumbai University Solved Question Papers

Prevention and Control of Pollution

Previous Year Question Paper with Solution

LLM · Group 6 Environment and Legal Order

2022 Examination

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Mumbai

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First published on munotes.in on 14 September 2026.

Published by munotes.in, Mumbai.

Model answers written and edited by the munotes.in editorial desk.

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munotes.in is an independent study resource for students of the University of Mumbai. It is not affiliated with the University of Mumbai, and is not endorsed by it.

The University does not publish an official answer key for this paper. The answers in this volume are model answers, written to show how a full-mark answer is built. They are a study aid, not an authority on what an examiner marked.

The question paper reproduced here is the paper as set by the University of Mumbai at the 2022 examination.

The law in these answers is stated as at September 2026, and five changes date most textbooks on this subject. Since 1 April 2024 most contraventions of the Environment (Protection) Act, 1986 and the Air (Prevention and Control of Pollution) Act, 1981 attract penalties imposed by an adjudicating officer, appealable to the National Green Tribunal, instead of prosecution. The Water (Prevention and Control of Pollution) Amendment Act, 2024 makes that change only in Himachal Pradesh, Rajasthan, the Union territories and the States that adopt it. The Indian Penal Code and the Code of Criminal Procedure were replaced on 1 July 2024, so public nuisance is now section 270 of the Bharatiya Nyaya Sanhita and the magistrate's order to remove it section 152 of the Bharatiya Nagarik Suraksha Sanhita. The Solid Waste Management Rules, 2026 replaced the Rules of 2016 from 1 April 2026. And the Wild Life (Protection) Act, 1972 is stated as amended in 2022, with four Schedules in place of six.

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The Paper as Set

The questions in this volume are the questions asked at the 2022 examination, reproduced as the University of Mumbai set them, in the order it set them. Nothing has been reworded, added or left out. Only the answers are ours. See the original question paper.

Duration 3 hours  ·  Total marks 100  ·  7 questions answered

How to use this volume

Solve the paper first, under exam conditions and against the clock. Then read the answers here and mark your own. Reading a solution before attempting the question feels productive and teaches very little, because recognising an answer is not the same as being able to write one.

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1.Define pollution. Explain the different kinds of pollution and its various impact on human being.[25]

Answer

For full marks, cover: the question narrows the impact to "human being", so the whole answer should be organised around people. Define pollution and point out where the human being appears inside each statutory definition. Explain the kinds of pollution by the route through which each reaches the human body: the lungs, drinking water and food, the ears and nerves, the workplace, and the sudden catastrophe. Then take the impact beyond physical illness to work, livelihood, mental well-being and dignity, and show how the courts converted that impact into the right to health under Article 21.

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The definition, and the human being inside it

Pollution is the presence of a substance in water, air or land at a concentration that is, or tends to be, injurious. Every Indian statutory definition names the human being among those it protects. Section 2(e) of the Water (Prevention and Control of Pollution) Act, 1974 speaks of water rendered harmful or injurious to public health or safety. Section 2(a) of the Air (Prevention and Control of Pollution) Act, 1981 defines an air pollutant as a substance, including noise, present in such concentration as may be or tend to be injurious to human beings, other living creatures, plants, property or environment. Section 2(a) of the Environment (Protection) Act, 1986 includes human beings within the very definition of environment.

That inclusion is not decorative. It means that injury to human health is, by itself, enough to make a discharge pollution in law, even before any harm to the wider ecosystem is shown, and it is what allowed the courts to treat pollution as an infringement of the right to life.

The kinds of pollution, by the route to the human body

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KindRoute into the bodyTypical harm to people
Air pollutionbreathinglung and heart disease, cancer
Water pollutiondrinking, bathingcholera, typhoid, diarrhoeal disease
Groundwater contaminationdrinking over yearsfluorosis, arsenic poisoning, nitrate toxicity
Food-chain pollutioneatingaccumulated metals and pesticides
Noisehearing, the nervous systemhearing loss, stress, lost sleep
Occupational exposurebreathing and contact at workasbestosis, silicosis, chemical injury
Hazardous accidentssudden exposuredeath, blindness, lasting disability
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Impact through the lungs: air pollution

Air pollution is the largest cause of pollution-related death in India. The India State-Level Disease Burden Initiative, reporting the Global Burden of Disease Study 2019 in The Lancet Planetary Health in 2021, attributed 1.67 million deaths in India in 2019 to air pollution, 17.8 per cent of all deaths. Of these, 0.98 million were attributed to ambient particulate pollution and 0.61 million to household air pollution from burning solid fuels for cooking, a burden that falls chiefly on women and small children in the kitchen.

Fine particles, PM2.5, penetrate deep into the lungs and enter the bloodstream, which is why the national standard notified on 18 November 2009 limits them to an annual average of 40 micrograms per cubic metre. The human cost in cities was recognised early. In M.C. Mehta v. Union of India, (1998) 6 SCC 63, decided on 28 July 1998, the Supreme Court, faced with a Government White Paper attributing seventy per cent of Delhi's air pollution to vehicles, fixed dates for removing old commercial vehicles and converting public transport to a single clean fuel, because the people of Delhi could not wait for the executive.

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Impact through drinking water: rivers and sewage

Where sewage enters drinking water, the result is the water-borne diseases that remain a leading cause of illness in children. In M.C. Mehta v. Union of India, (1988) 1 SCC 471, decided on 12 January 1988, the Supreme Court recorded that 274.50 million litres of sewage a day entered the Ganga from Kanpur and that infectious disease carried by the water supply was causing widespread misery, sickness and death. It directed the city to prepare sewage treatment works, build public latrines free of charge, stop the dumping of dairy waste and end the practice of throwing corpses into the river. The national figures have grown with the cities: the Central Pollution Control Board estimated in March 2021 that 52,133 million litres of urban sewage a day went untreated.

Impact through drinking water: groundwater

Most of rural India drinks groundwater, and its contamination harms people slowly and invisibly. The Central Ground Water Board's report for 2024 found nitrate beyond the permissible limit in 19.8 per cent of samples, fluoride in 9.04 per cent and arsenic in 3.1 per cent. Excess fluoride over years causes dental and skeletal fluorosis, crippling bone deformities that cannot be reversed. Arsenic causes skin lesions and cancers. Nitrate is dangerous to infants.

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The worst contamination is local and man-made. In Indian Council for Enviro-Legal Action v. Union of India, (1996) 3 SCC 212, decided on 13 February 1996, sludge from chemical units at Bichhri seeped into the aquifer and turned the village wells dark and unfit to drink. The Supreme Court held that the units were absolutely liable and that they must pay for restoring the soil and water on which the villagers' health depended.

Impact through the ears and nerves: noise

Noise harms hearing, raises stress, disturbs sleep and interferes with study and work. In Church of God (Full Gospel) in India v. K.K.R. Majestic Colony Welfare Association, AIR 2000 SC 2773, (2000) 7 SCC 282, decided on 30 August 2000, residents complained of a church's loudspeakers and drums in a neighbourhood with a school and students preparing for examinations. The Supreme Court held that activities in the name of religion which disturb old or infirm persons, students or sleeping children cannot be permitted, and that no citizen can be coerced to hear what they do not wish to hear.

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The gravest human cost of noise was the occasion for In re Noise Pollution (V), (2005) 5 SCC 733, decided on 18 July 2005. A thirteen year old girl who was being raped cried for help and went unheard over music blaring from a loudspeaker nearby, and later set herself ablaze and died. The Supreme Court issued nationwide directions on loudspeakers, night hours, silence zones, firecrackers and horns, treating freedom from noise as part of the right to life.

Impact at the workplace

Workers suffer pollution in its most concentrated form, because the factory is where the pollutant is produced. In Consumer Education and Research Centre v. Union of India, AIR 1995 SC 922, (1995) 3 SCC 42, decided on 27 January 1995, workers in the asbestos industry had contracted asbestosis from the dust they breathed at work. The Supreme Court held that the right to health and medical care of a worker, during service and after retirement, is a fundamental right under Article 21 read with Articles 39(e), 41, 43 and 48A. It directed the industry to maintain the health records of every worker for forty years, adopt international standards of permissible exposure, and compensate those found to have contracted the disease.

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Impact in catastrophe

Oleum. On 4 December 1985 oleum gas escaped from a Shriram plant in a crowded part of Delhi, affecting workers and residents. In M.C. Mehta v. Union of India, AIR 1987 SC 1086, (1987) 1 SCC 395, the Supreme Court held that an enterprise carrying on a hazardous or inherently dangerous activity owes an absolute and non-delegable duty to the community, and is absolutely liable for harm to the people around it without the defences available under the rule of strict liability.

Bhopal. The escape of methyl isocyanate from the Union Carbide plant at Bhopal in December 1984 killed and injured people in numbers disputed ever since. The claims were settled in February 1989 for 470 million US dollars. The settlement was upheld in Union Carbide Corporation v. Union of India, AIR 1992 SC 248, (1991) 4 SCC 584, with the declaration that the Union of India, as a welfare State, must make good any shortfall; and when the Union sought more compensation because the toll proved far higher, its curative petitions were dismissed on 14 March 2023. For the survivors, the human impact outlasted the legal remedy.

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Impact on livelihood and dignity

Pollution harms people not only in their bodies but in their means of living. In S. Jagannath v. Union of India, (1997) 2 SCC 87, intensive shrimp farming salinated drinking water and farmland and displaced traditional fishing communities from the coast. In Tirupur Dyeing Factory Owners Association v. Noyyal River Ayacutdars Protection Association, (2009) 9 SCC 737, dyeing effluent ruined the irrigation water of farmers downstream, and the Court held their right to unpolluted water for irrigation part of Article 21.

It harms dignity too. In Municipal Council, Ratlam v. Vardhichand, AIR 1980 SC 1622, the poor of a Ratlam ward lived beside open drains and had no public conveniences, and the Supreme Court said that decency and dignity are non-negotiable facets of human rights and a first charge on local self-governing bodies.

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How the law recognises the human impact

The courts have built three bridges from human harm to legal remedy. First, the right to a healthy environment is part of the right to life: Subhash Kumar v. State of Bihar, AIR 1991 SC 420, (1991) 1 SCC 598, held that Article 21 includes the right to enjoy pollution-free water and air, and Shantistar Builders v. Narayan Khimalal Totame, (1990) 1 SCC 520, counted a decent environment among the basic needs within that right. Second, the right to health is a fundamental right, as the asbestos case held. Third, hazardous enterprises are absolutely liable for the harm they do to people, as the Oleum case held, and victims of accidents with hazardous substances receive relief without proving fault under the Public Liability Insurance Act, 1991.

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Conclusion. Pollution is the presence of an injurious substance in the environment, and every statutory definition names human health or human beings among its concerns. Its kinds reach people through the lungs, drinking water, groundwater, the food chain, the ears, the workplace and sudden accidents, and its impact is enormous: 1.67 million air pollution deaths in 2019, disease from 52,133 million litres of untreated sewage a day, fluorosis and arsenic poisoning from aquifers, asbestosis at work, and the dead of Bhopal. It also takes away livelihoods and dignity, as the fishers of the coast, the farmers of Tirupur and the poor of Ratlam show. The Supreme Court's answer has been to treat the human impact as a violation of Article 21, backed by the right to health and by absolute liability.

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The rest of the answers

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