Q. Electrically charged particles from space travelling at speeds of several hundred km/sec can severely harm living beings if they reach the surface of the earth. What prevents them from reaching the surface of the earth?
[A] The Earth’s magnetic field diverts them toward its poles
[B] Ozone layer around the Earth reflects them back to outer space
[C] Moister in the upper layers of atmosphere prevents them from reaching the surface of the Earth
[D] None of the statements (a), (b) and (c) is correct.
Answer:A
Notes:
Post-Mains Strategy Session by Mr. Ayush Sinha | ForumIAS
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