2. Tick the correct answer.
(i) The rock which is made up of molten magma is
(a) Igneous
(b) Sedimentary (c) Metamorphic
(ii) The innermost layer of the earth is
(a) Crust
(b) Core
(c) Mantle
(iii) Gold, petroleum and coal are examples of
(a) Rocks
(b) Minerals
(c) Fossils
(iv) Rocks which contain fossils are
(a) Sedimentary rocks
(b) Metamorphic rocks
(c) Igneous rocks
(v) The thinnest layer of the earth is
(a) Crust
(b) Mantle
(c) Core