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A layer in the Earth's atmosphere called Ionosphere facilitates radio communication. Why ? I. The presence of ozone causes the reflection of radio waves to Earth II. Radio waves have a very long wavelength

Correct Answer: Neither I nor II

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Geography MCQ: A layer in the Earth's atmosphere called Ionosphere facilitates radio communication. Why ? I. The presence of ozone causes the reflection of radio waves to Earth II. Radio waves have a very long wavelength | Extra Education