Lobopodia are present in

Options

A. Elphidium
B. Radiolarians
C. Amoeba
D. None of the above.

Answer

**Step-by-Step Solution:**

1. **Understanding Lobopodia**: Lobopodia are defined as finger-shaped projections or pseudopods that are used for locomotion and movement in certain unicellular organisms. They are found in both the endoplasm and ectoplasm of the cell.

2. **Identifying Organisms**: The question provides four options:
- Elphidium
- Gradularians
- Amoeba
- None of the above

3. **Analyzing Each Option**:
- **Elphidium**: This organism is known to have rhizopodia, not lobopodia.
- **Gradularians**: This term is not commonly associated with lobopodia; it is more related to other types of pseudopodia.
- **Amoeba**: This organism is well-known for having lobopodia, which it uses for movement and feeding.
- **None of the above**: Since we have identified that amoeba does have lobopodia, this option is incorrect.

4. **Conclusion**: Based on the analysis, the correct answer to the question "Lobopodia are present in" is **Amoeba**.

**Final Answer**: Lobopodia are present in **Amoeba**.

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