#1
Which of the following is not a method of waste management?
Emission
ExplanationEmission is not a method of waste management but rather the release of pollutants.
#2
What does the term 'landfill' refer to in waste management?
A site for the disposal of waste materials by burial.
ExplanationLandfills are sites where waste is buried, serving as a disposal method.
#3
What is the primary aim of the '3Rs' principle in waste management?
Reduce, Reuse, Recycle
ExplanationThe '3Rs' principle aims to minimize waste generation by reducing, reusing, and recycling materials.
#4
Which of the following is an example of non-biodegradable waste?
Plastic bags
ExplanationNon-biodegradable waste like plastic bags does not decompose easily.
#5
What is the primary environmental concern associated with plastic pollution?
Decrease in marine biodiversity
ExplanationPlastic pollution adversely affects marine ecosystems by reducing biodiversity.
#6
Which of the following is a major environmental concern associated with improper waste disposal?
Air pollution
ExplanationImproper waste disposal can lead to air pollution through various means such as burning.
#7
What is the primary purpose of waste segregation?
To separate recyclable materials from non-recyclables.
ExplanationWaste segregation aims to sort materials for efficient recycling.
#8
What is the primary purpose of a waste audit?
To determine the quantity and composition of waste generated
ExplanationA waste audit helps in assessing the amount and types of waste produced.
#9
Which of the following is NOT a benefit of composting organic waste?
Increasing water pollution
ExplanationComposting organic waste reduces waste volume and enriches soil without causing water pollution.
#10
Which of the following is NOT a component of the waste hierarchy?
React
Explanation'React' is not a recognized component of the waste hierarchy, which typically includes reduce, reuse, recycle, and others.
#11
Which of the following is a method of hazardous waste treatment?
Incineration
ExplanationIncineration is a method used to treat hazardous waste through high-temperature burning.
#12
What is the role of the Environmental Protection Agency (EPA) in waste management?
Regulating waste management practices and enforcing environmental laws
ExplanationEPA oversees waste management regulations and ensures compliance with environmental laws.
#13
Which of the following is an example of hazardous waste?
Battery
ExplanationBatteries contain hazardous materials like lead or mercury, making them hazardous waste.
#14
What is the term for the process of breaking down complex organic molecules into simpler substances?
Decomposition
ExplanationDecomposition is the natural process of breaking down complex organic molecules into simpler substances.
#15
Which of the following is NOT a principle of sustainable waste management?
Promoting single-use products
ExplanationPromoting single-use products contradicts the principle of sustainable waste management, which emphasizes reducing waste and promoting reuse and recycling.