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 (&) 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.
Match the following:
(i) Core a. Changes into state
(ii) Minerals b. Used for roads and buildings
(iii) Rocks c. Made of silicon and alumina
(iv) Clay d. Has definite chemical composition
(v) Sial e. Innermost layer.