Red pigment (Leghaemoglobin) having affinity for oxygen is present in the roots of

Options

A. Carrot
B. Sonyabean
C. Mustard
D. Radish

Explanation

To solve the question regarding the presence of the red pigment (Leghaemoglobin) in the roots of certain plants, we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Context of the Question**: The question asks about Leghaemoglobin, a red pigment that has a high affinity for oxygen. It is specifically associated with certain types of plants.

2. **Identify the Characteristics of Leghaemoglobin**: Leghaemoglobin is primarily found in the root nodules of leguminous plants. It plays a crucial role in nitrogen fixation by providing a suitable environment for nitrogen-fixing bacteria.

3. **Analyze the Options Given**:
- **A. Carrot**: This is a root vegetable but not a leguminous plant.
- **B. Soybean**: This is a leguminous plant known for its nitrogen-fixing capabilities and is likely to contain Leghaemoglobin.
- **C. Mustard**: This is not a leguminous plant; it belongs to the Brassicaceae family.
- **D. Radish**: Similar to carrot, this is also a root vegetable and not a leguminous plant.

4. **Determine the Correct Answer**: Since Leghaemoglobin is found in the roots of leguminous plants and among the options, only soybean is a leguminous plant, the correct answer is **B. Soybean**.

### Final Answer:
The red pigment (Leghaemoglobin) having affinity for oxygen is present in the roots of **B. Soybean**.

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