MCQ
Pollution Control MCQ - Practice Questions with Answers
Solve 86 Pollution Control questions for RAS/RPSC preparation.
Practice questions
Q1Consider the following statements: 1. Under the Noise Pollution Rules, an area of not less than 100 metres around hospitals, educational institutions and courts may be declared a silence area or zone. 2. A loudspeaker or public address system requires written permission from the authority. 3. Under the schedule, the residential-area limit is 65 dB(A) Leq by day and 55 dB(A) Leq by night. 4. Night time under the Rules means the period between 6.00 a.m. and 10.00 p.m. Which of the statements given above are correct?
Statements 1 and 2 are correct. Statement 3 is incorrect because the schedule gives 55/45 dB(A) Leq for residential areas; 65/55 is for commercial areas. Statement 4 is incorrect because night time is 10.00 p.m. to 6.00 a.m.; 6.00 a.m. to 10.00 p.m. is day time.
Q2Consider the following statements: 1. The E-Waste (Management) Rules, 2022 came into force on 1 April 2023. 2. The 2022 e-waste rules require manufacturers, producers, refurbishers and recyclers to register on a CPCB-developed portal. 3. Under the 2022 e-waste rules, collection and processing of e-waste can be carried out by unregistered informal-sector operators as the primary channel. 4. CPCB estimates national e-waste generation using countrywide sales data and average life of notified electrical and electronic equipment. Which of the statements given above are correct?
Statements 1, 2 and 4 are correct. Statement 3 is incorrect because the PIB release says collection and processing can be carried out only by registered producers, recyclers and refurbishers; the informal sector is to be channelized to the formal sector.
Q3Consider the following statements: 1. The Plastic Waste Management Rules, 2016 increased the minimum thickness of plastic carry bags from 40 microns to 50 microns. 2. The 2016 rules expanded applicability from municipal areas to rural areas. 3. The 2016 rules imposed a blanket ban on plastic use across India. Which of the statements given above are correct?
Statements 1 and 2 are correct. Statement 3 is incorrect because the official release says a nationwide blanket ban was considered impractical and undesirable; the rules focused on management, collection and reuse.
Q4Consider the following statements: 1. Revised National Ambient Air Quality Standards were notified on 18 November 2009. 2. The revised NAAQS were for only 8 pollutants. 3. In residential/industrial/rural/other areas, the annual NAAQS for PM2.5 is 40 micrograms per cubic metre. Which of the statements given above are correct?
Statements 1 and 3 are correct: the notification date is 18 November 2009 and annual PM2.5 is 40 micrograms per cubic metre. Statement 2 is incorrect because the revised NAAQS were notified for 12 pollutants, not 8.
Q5Consider the following statements: 1. At the national level, CPCB advises the Central Government on prevention and control of water and air pollution. 2. CPCB resolves disputes among State Boards only after an order of the Supreme Court in every case. 3. CPCB collects, compiles and publishes technical and statistical data relating to water and air pollution. Which of the statements given above are correct?
Statements 1 and 3 are correct CPCB functions. Statement 2 is false: the cited function is to coordinate State Boards and resolve disputes among them; no universal Supreme Court-order condition is stated.
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6Consider the following statements: 1. The Plastic Waste Management Rules, 2016 increased the minimum thickness of plastic carry bags from 40 microns to 50 microns. 2. The 2016 Rules expanded applicability from municipal areas to rural areas. 3. The 2016 Rules introduced a collect-back system for plastic waste by producers or brand owners under extended producer responsibility. 4. The 2016 Rules imposed a blanket ban on all uses of plastic throughout India. Which of the statements given above are correct?
7Consider the following statements: 1. In 2019, solid plastic waste import was permitted freely into Special Economic Zones and by Export Oriented Units. 2. The 2019 hazardous-waste amendment aimed to simplify procedures while upholding sustainable development and minimal environmental impact. 3. Under the 2019 amendment, defective electrical and electronic assemblies exported from India could be imported back within a year without MoEFCC permission. Which of the statements given above are correct?
8Consider the following statements: 1. Construction and Demolition Waste Management Rules, 2016 were notified for the first time by the Government. 2. The Rules apply to everyone who generates construction and demolition waste. 3. A large generator is one generating more than 20 tons in one day or 300 tons per project in a month. 4. Local authorities are to purchase and use 10-20% materials made from construction and demolition waste in municipal and government contracts. Which of the statements given above are correct?
9Consider the following statements: 1. CPCB's principal water-pollution function includes promoting cleanliness of streams and wells by preventing, controlling and abating water pollution. 2. CPCB's principal air-pollution function includes improving air quality and preventing, controlling or abating air pollution in the country. 3. CPCB's principal functions are spelt out only in the Environment (Protection) Act, 1986, not in the Water Act and Air Act. 4. The Air Act relevant to CPCB's principal functions is the Air (Prevention and Control of Pollution) Act, 1974. Which of the statements given above are correct?
10Consider the following statements: 1. The 2016 plastic-waste framework introduced a collect-back system for plastic waste by producers or brand owners under extended producer responsibility. 2. The 2016 plastic-waste framework explicitly removed responsibilities of producers from plastic-waste management. 3. Plastic waste can be promoted for road construction as per Indian Road Congress guidelines. Which of the statements given above are correct?
11Consider the following statements: 1. The Solid Waste Management Rules, 2016 were revised after 6 years. 2. The 2016 rules introduced generator responsibility to segregate waste into wet, dry and domestic hazardous streams. 3. Resident welfare and market associations with area above 5,000 square metres should segregate waste at source. Which of the statements given above are correct?
12Consider the following statements: 1. Under the Solid Waste Management Rules, 2016, the generator has to pay user fee to the waste collector and spot fine for littering and non-segregation. 2. Event or gathering organisers of more than 100 persons must ensure segregation at source and hand over segregated waste as specified by the local authority. 3. All industrial units using fuel and located within 500 km of a solid-waste based RDF plant must replace at least 15% of their fuel requirement by RDF. 4. High-calorific wastes are to be used for co-processing in cement or thermal power plants. Which of the statements given above are correct?
13Consider the following statements: 1. India's National AQI has six categories: Good, Satisfactory, Moderately polluted, Poor, Very Poor and Severe. 2. For AQI computation, CO and O3 use 24-hourly average concentration values just like PM10. 3. Overall AQI is determined by the worst sub-index among the monitored pollutants. 4. AQI can be calculated only when data are available for all eight pollutants. Which of the statements given above are correct?
14Consider the following statements: 1. The Environment (Protection) Act, 1986 has Act Number 29 on India Code. 2. Its long title is to provide for protection and improvement of environment and connected matters. 3. India Code records 23 May 1986 as the enforcement date of the Act. 4. Section 7 of the Act deals with not allowing emission or discharge of environmental pollutants in excess of standards. Which of the statements given above are correct?
15Consider the following statements: 1. The Bio-medical Waste Management Rules, 2016 were notified under the Air (Prevention and Control of Pollution) Act, 1981. 2. No occupier shall establish an on-site treatment and disposal facility if a common biomedical waste treatment facility is available within 75 kilometres. 3. The 2016 rules included emission limits for dioxins and furans. Which of the statements given above are correct?