In Housefly the excretory organs are

Options

A. Nephridia
B. Flame cells
C. Malpighian tubules
D. Kidneys

Answer

To answer the question regarding the excretory organs in houseflies, we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Organism**: The housefly is an insect, which means it belongs to the phylum Arthropoda.

2. **Understand Excretory Systems**: Different organisms have different types of excretory systems. It is important to know which organs are associated with which groups of organisms.

3. **Review the Options**:
- **Nephridia**: These are excretory organs found in annelids, such as earthworms.
- **Flame Cells**: These are excretory structures found in platyhelminthes, like flatworms.
- **Malpighian Tubules**: These are the excretory organs found in arthropods, including insects like houseflies.
- **Kidneys**: These are excretory organs found in vertebrates.

4. **Determine the Correct Option**: Since houseflies are arthropods, the correct excretory organs for them are the Malpighian tubules.

5. **Conclusion**: Therefore, the correct answer to the question "In housefly, the excretory organs are" is **Malpighian tubules**.

### Final Answer:
The excretory organs in houseflies are **Malpighian tubules**.

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