Find the odd one out (with respect to weed):

Options

A. Lantana camara
B. Eicchornia
C. Parthenium argentatum
D. Parthenium hysterophorus

Answer

**Step-by-Step Solution:**

1. **Identify the Options**: The question asks us to find the odd one out with respect to weeds. The options provided are:
- Lantana camara
- Echornia (Water Hyacinth)
- Parthenium argentatum
- Parthenium hysterophorus

2. **Analyze Each Option**:
- **Lantana camara**: This is a known weed that affects agricultural lands and reduces crop productivity. It is also poisonous to some organisms.
- **Echornia (Water Hyacinth)**: This is also a weed, particularly known for its rapid growth in freshwater bodies, leading to oxygen depletion and harming aquatic life.
- **Parthenium argentatum**: This species is a desert shrub that contains latex and is used for rubber production. It is not classified as a weed.
- **Parthenium hysterophorus**: Commonly known as carrot grass, this is a weed that is invasive and problematic in agricultural settings.

3. **Determine the Odd One Out**:
- From the analysis, Lantana camara, Echornia, and Parthenium hysterophorus are all classified as weeds. However, Parthenium argentatum is a desert shrub and not a weed.

4. **Conclusion**: The odd one out with respect to weeds is **Parthenium argentatum**.

**Final Answer**: Parthenium argentatum (Option 3) is the odd one out.

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