Question

Q.2. Complete the following:
(1) Outermost layer
(it) Innermost layer
(II) Major constituents of the layer are Nickel and Iron
(iv) Major constituents of the layer are solid rocks​

Answer 1

1. crust

2. core

3. The Core is predominantly composed of iron and nickel. Even after 4.5 billion years of cooling, the Earth's core remains very hot. The Earth's core is divided into two layers, a solid inner core, and a liquid outer core. The Inner Core (D) (1216 km) is solid nickle-iron alloy.

4. Main constituent of the layer of solid rocks are those of igneous, metamorphic and sedimentary. Explanation: The earth's lithosphere is made of plates and these are formed by the variation in different rocks types as the main components of these forms are the igneous, sedimentary, and the metamorphic in nature.

its the answer....