Environmental Studies · General Awareness

Waste Management and Pollution

2,230 Questions

Waste management and pollution control address waste-to-energy technologies, hazardous disposal, and organic recycling methods. The questions cover landfilling, bioremediation, and marine debris indicators. This topic holds significant weight in UPSC, State PSC, and SSC general studies and environmental exams.

Waste-to-energy technologiesHazardous waste disposalBiogas storage methodsOrganic waste compostingPlastic pollution

Waste Management and Pollution Questions

Multiple choice

As per colour coding of plastic bags for biomedical wastes, match the List – I with List – II and choose the correct answer from the codes given below: List – I (Colour Code) List – II (Option for disposal) A. Yellow plastic bags 1. Disposal in secured land fills B. Black plastic bags 2. Incineration and deep burials C. Blue/White plastic bags 3. Autoclaving and chemical treatment D. Red plastic bags 4. Microwave treatments and destruction

  1. A- 4 B- 3 C-2 D-1

  2. A- 1 B-4 C-3 D-2

  3. A- 2 B-1 C-4 D-3

  4. A-3 B-2 C- 1 D-4
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

 (c)

Multiple choice

Which of the following is/are true according to the report of the Committee for Solid Waste Management in Class 1 Cities of India?

  1. City administration should charge for collection of wastes from all public areas.
  2. Commercial establishments like hotels, restaurants, marriage halls, hospitals, etc. need to pay for waste collection on the ‘polluter pays’ principle.

  1. Only 1

  2. Only 2

  3. Both 1 and 2

  4. Neither 1 nor 2
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Solid waste policy in India specifies the duties and responsibilities for hygienic waste management for cities and citizens of India. This policy was framed in September 2000, based on the March 1999 Report of the Committee for Solid Waste Management in Class 1 Cities of India to the Supreme Court. The report recommends that cities should provide free waste collection for all slums and public areas, but charge the full cost of collection on 'polluter pays' principle, from hotels, eateries, marriage halls, hospitals and clinics, wholesale markets, shops in commercial streets, office complexes, cattle sheds, slaughterhouses, fairs and exhibitions, inner-city cottage industry and petty trade.

Multiple choice

A coastal city produces municipal solid waste (MSW) with high moisture content, high organic materials, low calorific value and low inorganic materials. The most effective and sustainable option for MSW management in that city is

  1. composting

  2. dumping in sea

  3. incineration

  4. landfill
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

 High calorific value and high inorganic material incineration are the best suitable methods but for high moisture content, high organic material composting is the most ideal method fir the MSW management to produce the organic manner.

Multiple choice economics environmental economics solid waste management

Different examples of waste are

  1. Electronic waste

  2. Waste water

  3. Hazardous waste

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Waste can be categorized in many ways, including electronic waste, wastewater, and hazardous waste. Therefore, all the listed options are valid examples of waste.

Multiple choice economics environmental economics solid waste management

The garbage or trash collected regularly is known as

  1. Domestic waste

  2. Municipal waste

  3. Agricultural waste

  4. None of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Municipal waste, commonly known as trash or garbage in the U.S. and as refuse or rubbish in the UK, is a waste type consisting of everyday items that are discarded by the public. Garbage can also refer specifically to food waste, as in a garbage disposal; the two are sometimes collected separately. Therefore, (b) is the correct answer.

Multiple choice economics waste and its management solid waste management origin of waste products e-wastes waste generation

What is the toxic substance contained by typical electronic waste?

  1. PCBs

  2. Dioxin

  3. Pesticide like compounds

  4. Heavy metals
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Electronic waste contains various toxic substances, including lead, mercury, cadmium, and dioxins (often released during improper burning or processing). While heavy metals are also present, dioxin is a well-known toxic byproduct associated with e-waste processing.

Multiple choice economics environmental economics solid waste management

Discarded electronic items are categorized under

  1. Industrial waste

  2. Domestic waste

  3. Hazardous waste

  4. Electronic waste
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Discarded electronic items such as computers, phones, and appliances are specifically categorized as electronic waste, commonly referred to as e-waste.

Multiple choice economics environmental economics solid waste management

What is the single greatest source of solid waste?

  1. Mining

  2. Municipalities

  3. Agriculture

  4. Industry
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

While mining and agriculture produce large volumes of waste, municipal solid waste (generated by households and businesses in municipalities) is often cited as a massive and rapidly growing source of solid waste globally.