Consider the following statements: 1. The main constituents of Granitic rocks are Silica and Magnesium. 2. Oceanic floors are mainly made up of Basaltic rocks. Which of the statements given above is/are correct?
· Statement 1 is incorrect - Granite rocks are made up of silica and alumina and it is collectively referred to as Sial. · Statement 2 is correct - Ocean floors are made up of Basaltic rock, it comprises mainly silica and magnesium. Hence it is referred to as SiMa.