Question

Tick in the correct option
a. The crust comprises two distinct layers of sial and
i Sima
ii. Mantle
i Core
b. The main constituents of the mantle are iron, silicon and
i Nickel
ii. Magnesium
m. Aluminium
C The layer of the Earth also referred to as nife is the
i. Core
il Mantle
i Crust
d. Bauxite is an ore of
1. Aluminium
ii
. Iron
i Manganese
e. Rock salt is an example of a
i Igneous rock
ii
. Metamorphic rock
. Sedimentary rock​

Answer 1

Answer:

1

3

2

4

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