Environmental Studies · General Awareness
Sustainability and Recycling
2,607 Questions
Sustainability and recycling practices focus on minimizing environmental impact through resource conservation. Topics include life cycle assessment, eco-friendly manufacturing, and the conversion of discarded items into new goods. These themes are common in environmental studies papers for various government exams.
Recycling of materialsEco-friendly textilesSustainable manufacturingWaste reduction strategiesLife cycle assessmentGreen packaging innovations
Sustainability and Recycling Questions
A
Correct answer
Explanation
Air-drying clothes instead of using a tumble dryer can save approximately 280 kg of CO2 per year. Tumble dryers consume significant electricity, and natural drying eliminates this energy use entirely, making it an effective eco-friendly practice.
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Take them to the recycling centre so they can be reused for children in need.
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Throw them in the litter bin.
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Take them back to the shop where you bought them and ask the sales staff to dispose of them for you.
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none
A
Correct answer
Explanation
Donating old clothes to recycling centers or charity allows them to be reused by people who need them, reducing waste. Options B and C are wasteful - throwing clothes in litter bins contaminates waste streams, and shops are not responsible for disposal.
A
Correct answer
Explanation
Recycling glass does save significant energy compared to making new glass from raw materials. The energy savings from recycling one glass bottle can power a computer for about 25 minutes, a TV for 20 minutes, or a light bulb for longer. This reduces both energy consumption and greenhouse gas emissions from manufacturing.
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Reduce,Resize,Recycle
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Reduce,Reuse,Resize
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Resize,Reuse,Recycle
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Reduce,Reuse,Recycle
D
Correct answer
Explanation
The three R's of recycling are Reduce, Reuse, and Recycle - in that order of priority. Reduce means consuming less, Reuse means finding new uses for items instead of discarding them, and Recycle means processing waste materials into new products.
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Replacing paper cups with Ceramic cups
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Buying green power
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Vermicomposting of food waste
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Installing solar lighting system
A
Correct answer
Explanation
Replacing disposable paper cups with reusable ceramic cups is a common eco-friendly initiative in TCS centers to reduce waste. While other options are also environmentally beneficial, the cup replacement is frequently implemented as an immediate, visible sustainability measure.
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Donating old newspapers
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Car pooling
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Collection of old mobiles for recycling
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Avoiding printing
B
Correct answer
Explanation
Softmart (TCS internal marketplace) on Ultimatix endorses car pooling as an eco-friendly activity to reduce carbon emissions from employee commuting. Car pooling is actively promoted as part of TCS's environmental sustainability initiatives.
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Replacing paper cups with Ceramic cups
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Buying green power
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Vermicomposting of food waste
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Installing solar lighting system
A
Correct answer
Explanation
Replacing disposable paper cups with reusable ceramic cups is a simple, effective eco-friendly initiative that reduces daily waste generation. This is a practical environmental measure implemented in many corporate facilities. While other options are valid eco-friendly practices, paper cup replacement is a very common and visible initiative.
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Donating old newspapers
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Car pooling
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Collection of old mobiles for recycling
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Avoiding printing
B
Correct answer
Explanation
TCS's Softmart portal endorses car pooling as an eco-friendly employee practice. Car pooling reduces transportation emissions and parking congestion. Other options like newspaper donation, mobile recycling, and avoiding printing are environmental practices but car pooling is specifically featured in Softmart.
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Plastic milk jugs
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Cereal boxes
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Aluminum soda cans
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All of the above
D
Correct answer
Explanation
All the listed items are recyclable. Plastic milk jugs are made of recyclable plastic, cereal boxes are cardboard, and aluminum soda cans are one of the most commonly recycled materials. Recycling these items reduces landfill waste and conserves resources.
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Simple and Complex
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Static and Dynamic
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Static and Recycle
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Static and Reusable
C
Correct answer
Explanation
Rate Change types are categorized as Static and Recycle. Static rates remain constant over time, while Recycle rates can be reused or reset based on specific conditions or cycles. Simple/Complex and Static/Reusable are not the standard classifications for rate changes.
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reusing
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recycling
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recovering
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reducing
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All of the above
D
Correct answer
Explanation
Yes, it is the correct answer.
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reducing
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recovering
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recycling
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reusing
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All of the above
D
Correct answer
Explanation
Yes, it is the correct answer.
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Only (a) and (c)
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(b), (c) and (e)
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Only (c) and (d)
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Only (a) and (d)
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(a), (b) and (e)
E
Correct answer
Explanation
Yes, it is the correct answer.
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Only a
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Both a and b
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Only b
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Both b and c
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Only c
A
Correct answer
Explanation
This is the correct option as this statement is false. The articles made of thermoplastics can be recycled whereas that made of thermosetting plastics cannot be recycled.
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Plastic bag
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Woollen clothes
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Tin
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Aluminium
B
Correct answer
Explanation
Biodegradable substances can be broken down by natural processes into simpler compounds. Woollen clothes are made from natural animal fibers (protein-based keratin) that decompose naturally. Plastic bags, tin, and aluminum are non-biodegradable - they persist in the environment for hundreds to thousands of years without breaking down naturally.