Question

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Which of these statements are correct regarding the interior of earth?

1. Crust is above the Mohorovicic discontinuity.
2. Mantle is composed of dense and rigid rocks- Magnesium and Iron.
3. Sulfides are present in Upper mantle.

• A. 1 and 2 only
• B. 2 only
• C. 1 and 3 only
• D. 1, 2 and 3

Answer 1

The correct option is D 1, 2 and 3

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Earth's interior is made up of crust, mantle and core. Mohorovicic discontinuity is between crust and mantle.The Mantle is made of silicon, magnesium, iron, aluminum, calcium, sodium, and potassium