What is the ozone hole? How was it forme...

What is the ozone hole? How was it formed? What is being done to control it?

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BHARATI BHAWAN (ENGLISH)-OUR ENVIRONMENT -Long-Answer Questions

All heterotrophs are consumers. How would you classify them?
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Explain the flow and loss of energy in an ecosystem.
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What is biological magnification? Explain how the level of accumulatio...
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What is the ozone hole? How was it formed? What is being done to contr...
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