Blood of Pheretima is

Options

A. blue with haemocyanin in corpuscles
B. blue with haemocyanin in plasma
C. red with haemoglobin in corpuscles
D. red with haemoglobin in plasma

Explanation

To answer the question about the blood of Pheretima, we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Organism**: Pheretima is a genus of earthworms, commonly known as the Indian earthworm. Understanding the organism helps us know its biological characteristics.

2. **Understand Blood Composition**: The blood of Pheretima contains respiratory pigments that are crucial for oxygen transport. The two main respiratory pigments in animals are hemoglobin and hemocyanin.

3. **Determine the Color of Blood**: The blood of Pheretima is red in color. This is primarily due to the presence of hemoglobin, which is a red pigment.

4. **Identify the Location of Hemoglobin**: In Pheretima, hemoglobin is present in the blood, but it is important to note whether it is found in the plasma or the corpuscles (blood cells).

5. **Conclusion**: Based on the information, the blood of Pheretima is red due to hemoglobin, and this hemoglobin is found in the plasma rather than in the corpuscles.

### Final Answer:
The blood of Pheretima is red with hemoglobin in the plasma.

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