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GK MCQs Section
Q. Consider the following:
  1. Earth's Crust
  2. Mantle
  3. Core
Which of the following is the correct decreasing order of share of above in total volume of the earth?
Answer: 2 3 1
Notes: Just beneath the crust is the mantle which extends up to a depth of 2900 km. below the crust. The crust forms only 1 per cent of the volume of the earth, 84 per cent consists of the mantle and 15 per cent makes the core.
Question Source: 📚This question has been sourced from GKToday's Target UPSC Prelims for 2026, 2027 & 2028 App Exclusive Course in GKToday Android Application which provides more than 12K Topicwise UPSC Prelims General Studies questions with explanations framed on UPSC pattern. Download the app here.
📌 Question Number: 46 in 45: Earth Structure and Geology in the above course in App.