Multiple choice

Which of the following mountains is the oldest?

  1. Nilgiris

  2. Aravali

  3. Himalaya

  4. Satpura range

  5. None of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The Aravalli range is the oldest mountain system in India, dating back approximately 2.5 billion years to the Proterozoic era. This makes it significantly older than the relatively young Himalayas (50 million years) and other Indian ranges.

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