alleryStart learning →Old plastic bottles are made into a lower quality product. What is this kind of recycling called?
AClosed-loop
BOpen-loop
CSame-loop
DFull-loop
Answer & Solution
Correct answer: B. Open-loop
Recycling into a different product, often of lower quality, is open-loop recycling or downcycling.
Keep practising Environment and Its Conservation
Browse all Environment and Its Conservation questions for Olympiad (Class 4), or explore more General Knowledge topics.
Related questions
Which goal protects tigers and rhinos that are at risk of vanishing?Which person is most like a conservationist?Early conservation work began to look after which natural resources?Today conservation also aims to protect biodiversity. What is biodiversity?Which of these is a habitat that conservation tries to protect?Conservationists want to leave the environment in what state?What does nature conservation try to do?Illegal fishing and logging harm nature. What is logging?