Alga which is a parasite of tea plant is

Options

A. Cephaleuros
B. Ulva
C. Oedogonium
D. Vaucheria

Answer

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks for the name of an alga that is a parasite of the tea plant. A parasite is an organism that lives on or in a host organism and gets its food at the expense of its host.

2. **Identifying the Options**: The options given are:
- A) Cephalirus
- B) Alva
- C) Eudogonium
- D) Bacteria

3. **Analyzing the Options**:
- **Cephalirus**: This is known to be a parasite of the tea plant, causing algal leaf spots.
- **Alva**: This is not recognized as a parasite of the tea plant.
- **Eudogonium**: This is also not a parasite of the tea plant.
- **Bacteria**: While some bacteria can be parasitic, the question specifically asks for an alga.

4. **Conclusion**: Based on the analysis, the correct answer is **A) Cephalirus**, as it is the only option that is a known parasite of the tea plant.

**Final Answer**: The alga which is a parasite of the tea plant is **Cephalirus**.

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