Relevant Titles:
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CBSE Class 11 Chemistry MCQs – Waste Management and Reuse (Environmental Chemistry)
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Chapter 14 Environmental Chemistry Class 11 – MCQ Quiz on Waste Management
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NCERT-Based CBSE Class 11 Chemistry Quiz: Waste Management & Reuse MCQs
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Online Practice Test: Class 11 Chemistry Chapter 14 Environmental Chemistry MCQs
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CBSE Class 11 Organic Chemistry Part C – Waste Management and Reuse Multiple Choice Questions
5️⃣ Introduction
Master the CBSE Class 11 Chemistry Chapter 14 – Environmental Chemistry concepts with this exclusive online MCQ practice quiz on Waste Management and Reuse. Designed strictly as per the NCERT Class 11 Chemistry syllabus, these multiple-choice questions test your understanding of sustainable waste handling, recycling, and environmental impact reduction.
The topic “Waste Management and Reuse” highlights essential green chemistry principles such as the 3Rs—Reduce, Reuse, and Recycle—and their practical applications in controlling chemical pollution. Each question is framed to match the CBSE board exam pattern, ensuring conceptual clarity and accuracy.
With automatic scoring and detailed feedback, this online quiz helps students assess their preparation level instantly. Whether you’re revising for your unit test or gearing up for the final board exam, this MCQ practice test on CBSE Class 11 Environmental Chemistry is your ideal learning companion for mastering eco-friendly waste treatment and reuse strategies.
6️⃣ Sample MCQs with Answers & Explanations:
Q1. Which of the following best represents the “Reuse” principle in waste management?
A) Composting kitchen waste
B) Refilling a glass bottle for water
C) Melting plastic bottles
D) Landfilling solid waste
✅ Answer: B) Refilling a glass bottle for water
🧠 Explanation: Reusing items directly reduces the need for new resources and minimizes waste generation, aligning with the 3Rs concept.
Q2. Which gas is primarily produced during anaerobic decomposition of organic waste in landfills?
A) CO<sub>2</sub>
B) CH<sub>4</sub>
C) O<sub>2</sub>
D) N<sub>2</sub>
✅ Answer: B) CH<sub>4</sub>
🧠 Explanation: Methane (CH<sub>4</sub>) is generated under anaerobic conditions and can be captured as biogas fuel.
Q3. Which of the following is an example of hazardous waste?
A) Plastic bottles
B) Used batteries
C) Vegetable peels
D) Paper packaging
✅ Answer: B) Used batteries
🧠 Explanation: Batteries contain heavy metals like Pb and Cd, making them hazardous to the environment and health.
Q4. What is the main goal of waste segregation at source?
A) To mix all wastes together
B) To facilitate efficient recycling and treatment
C) To increase waste volume
D) To produce more leachate
✅ Answer: B) To facilitate efficient recycling and treatment
🧠 Explanation: Separating biodegradable, recyclable, and hazardous wastes at source ensures better waste management and resource recovery.
Q5. Which method of waste disposal converts waste into energy?
A) Composting
B) Sanitary landfilling
C) Waste-to-energy incineration
D) Open dumping
✅ Answer: C) Waste-to-energy incineration
🧠 Explanation: Controlled incineration reduces waste volume and recovers energy in the form of electricity or heat.