Botany - Environmental Issues Question with Solution | TestHub
BotanyEnvironmental IssuesPollutionEasy2 minPYQ_2020
BotanyEasysingle choice
Montreal protocol was signed in
Options:
Answer:
A
Solution:
In 1987 in Montreal, Canada. Twenty-seven industrialized countries signed an international treaty called Montreal protocol.
Its main objective was to protect the stratospheric ozone by limiting the production and use of ozone-depleting substances, developing alternatives to chlorofluorocarbons, phasing out of ozone depleting substances.
Stream:NTA_ABHYAS_NEETSubject:BotanyTopic:Environmental IssuesSubtopic:Pollution
⏱ 2mℹ️ Source: PYQ_2020
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