Body is unsegmented in

Options

A. Scorpion
B. Ascaris
C. Earthworms
D. Mosquitoes

Answer

To answer the question "Body is unsegmented in," we need to identify organisms that have an unsegmented body structure. Here’s a step-by-step solution:

### Step-by-Step Solution:

1. **Understand the term "unsegmented":**
- Unsegmented refers to organisms that do not have their body divided into distinct segments.

2. **Identify relevant phyla:**
- We need to look at different phyla of animals to find examples of unsegmented bodies. The main phyla to consider include Arthropoda, Annelida, and Nematoda.

3. **Examine examples from each phylum:**
- **Phylum Arthropoda:**
- Organisms like scorpions and mosquitoes are members of this phylum, and they have segmented bodies.
- **Phylum Annelida:**
- Earthworms belong to this phylum and exhibit true segmentation, both externally and internally.
- **Phylum Nematoda:**
- Roundworms, such as Ascaris, are part of this phylum and have an unsegmented body.

4. **Conclusion:**
- Based on the analysis, the organism that has an unsegmented body is Ascaris, which is a roundworm from the Phylum Nematoda.

### Final Answer:
The body is unsegmented in **Ascaris (roundworm)**.

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