Question

Which one of the following is not a layer of earth​

Answer 1

Nickel is not a layer of Earth, instead it is a metal which is said to be present in the Earth's core.

All the other given options are layers of the Earth( geological terms)-

• 1. Sial- refers to the upper layer of the Earth's crust. This layer has an abundance of minerals having aluminium and silicates.
• 2. Sima- refers to the lower layer of the Earth's crust. This layer has an abundance of minerals having magnesium and silicates.
• 3. Nife- refers to the core of the Earth. This layer has an abundance of iron and nickel.

Answer 2

Answer:

Nickel is not a layer of Earth, instead it is a metal which is said to be present in the Earth's core.