{"@context":"https://schema.org/","@type":"Quiz","dateCreated":"2022-07-27T12:38:56.915Z","dateModified":"2022-07-27T12:38:56.915Z","typicalAgeRange":"11-18","educationalLevel":"","assesses":"Biology - Environmental Issues","educationalAlignment":[{"@type":"AlignmentObject","alignmentType":"educationalTopic","targetName":"Environmental Issues"},{"@type":"AlignmentObject","alignmentType":"educationalSubject","targetName":"Biology"},{"@type":"AlignmentObject","alignmentType":"educationalExam","targetName":""}],"name":"Quiz about Environmental Issues","about":{"@type":"Thing","name":"Biology - Environmental Issues"},"hasPart":[{"@type":"Question","eduQuestionType":"Multiple choice","learningResourceType":"Practice problem","educationalLevel":"intermediate","name":"Question About Environmental Issues","text":"The Montreal Protocol refers to}","encodingFormat":"text/markdown","comment":{"@type":"Comment","text":"\"\""},"suggestedAnswer":[{"@type":"Answer","position":0,"encodingFormat":"text/markdown","text":"

Persistent organic pollutants

","comment":{"@type":"Comment","text":"\"\""}},{"@type":"Answer","position":1,"encodingFormat":"text/markdown","text":"

Global warming and climate change

","comment":{"@type":"Comment","text":"\"\""}},{"@type":"Answer","position":2,"encodingFormat":"text/markdown","text":"

Substances that deplete the ozone layer

","comment":{"@type":"Comment","text":"\"\""}},{"@type":"Answer","position":3,"encodingFormat":"text/markdown","text":"

Biosafety of genetically modified organisms

","comment":{"@type":"Comment","text":"\"\""}}],"acceptedAnswer":{"@type":"Answer","position":2,"encodingFormat":"text/markdown","text":"

Substances that deplete the ozone layer

","comment":{"@type":"Comment","text":"\"\""},"answerExplanation":{"@type":"comment","text":"The Montreal Protocol on substances that deplete the ozone layer was signed in Montreal, Canada, by over 150 countries at a convention in 1987 to cut the use of CFCs (chlorofluorocarbons). The aim of the Protocol was to protect the ozone layer in the stratosphere by decreasing and eventually eliminating the use of ozone-depleting substances like CFCs. It is regarded as one of the most successful international treaties in modern history."}}}]}

The Montreal Protocol refers to

The Correct Option is C

Solution and Explanation

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Notes on Environmental Issues