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The is the hard outer surface of the .Ea...

The _is the hard outer surface of the .Earth, on which we all live.

A

Core

B

Crust

C

Mantle

D

Oceanic core

Text Solution

AI Generated Solution

The correct Answer is:
**Step-by-Step Solution:** 1. **Understanding the Structure of the Earth**: The Earth is composed of several layers. The main layers include the inner core, outer core, mantle, and crust. 2. **Identifying the Hard Outer Surface**: Among these layers, the crust is the outermost layer. It is solid and forms the hard surface of the Earth. 3. **Recognizing Where Life Exists**: The crust is where all living organisms, including humans, reside. It supports all terrestrial life and is crucial for various activities. 4. **Choosing the Correct Term**: Based on the information provided, the term that describes the hard outer surface of the Earth, where we all live, is "crust". 5. **Final Answer**: Therefore, the answer to the question is "crust". ---
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