state gov UKPSC RO ARO Mock Tests Series 2025 General Knowledge Geography (World Geography) Geomorphology
Consider the following statements regarding the composition of the Earth's continental crust:
- The continental crust is primarily composed of silica and alumina, commonly referred to as sial.
- The continental crust contains significant amounts of nickel and iron, making it dense like the core.
Which of the statements given above is/are correct?
1
Only 1
2
Only 2
3
Both 1 and 2
4
Neither 1 nor 2