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Which layer of the atmosphere is responsible for aurora formation?

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+1 vote
in Environmental Engineering by (81.4k points)
Which layer of the atmosphere is responsible for aurora formation?

(a) Ozone layer

(b) Stratosphere

(c) Exosphere

(d) Ionosphere

This question was posed to me in final exam.

My query is from Atmosphere topic in chapter Atmosphere & Greenhouse Gases of Environmental Engineering

1 Answer

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Best answer
The correct option is (d) Ionosphere

Best explanation: Ionosphere is a secondary layer of the atmosphere which extends through mesosphere, thermosphere and exosphere during day time and is responsible for aurora – natural light display in the sky in high altitude region.

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