Mesosphere is component of

Options

A. Atmosphere
B. Hydrosphere
C. Lithosphere
D. Asthenosphere.

Answer

**Step-by-Step Solution:**

1. **Understand the Question:** The question asks about the component that the mesosphere belongs to.

2. **Identify the Options:** The options provided are:
- Atmosphere
- Hydrosphere
- Lithosphere
- Asthenosphere

3. **Define the Mesosphere:** The mesosphere is one of the layers of the Earth's atmosphere. It is located above the stratosphere and below the thermosphere.

4. **Locate the Mesosphere in the Atmosphere:** The mesosphere extends from approximately 50 kilometers to 85 kilometers above the Earth's surface.

5. **Differentiate Between the Options:**
- **Atmosphere:** Composed of multiple layers including the mesosphere.
- **Hydrosphere:** Refers to all water bodies on Earth.
- **Lithosphere:** Refers to the solid outer part of the Earth, including the crust.
- **Asthenosphere:** A layer of the Earth's mantle, beneath the lithosphere.

6. **Conclusion:** Since the mesosphere is a layer of the atmosphere, the correct answer is that the mesosphere is a component of the atmosphere.

**Final Answer:** The mesosphere is a component of the atmosphere.

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