False septum or replum is found in ovary of which plant in

Options

A. Mustard
B. Pea
C. Wheat
D. Gram

Explanation

To determine which plant has a false septum or replum in its ovary, we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Terms**:
- A false septum, also known as replum, is a structure found in some flowering plants that divides the ovary into chambers.
- It is important to know the significance of this structure in the reproductive system of the plant.

2. **Identify the Options**:
- The options given are mustard, pea, wheat, and gram. We need to analyze which of these belongs to the family that exhibits a false septum.

3. **Research the Families**:
- Mustard belongs to the family Brassicaceae.
- Pea belongs to the family Fabaceae.
- Wheat belongs to the family Poaceae.
- Gram also belongs to the family Fabaceae.

4. **Characteristics of Brassicaceae**:
- The Brassicaceae family is known for having a false septum that converts a one-chambered ovary into a two-chambered ovary.
- This false septum is visible externally as a rim of the seed, referred to as replum.

5. **Conclusion**:
- Since mustard is a member of the Brassicaceae family and is characterized by the presence of a false septum, the correct answer to the question is **mustard**.

### Final Answer:
The false septum or replum is found in the ovary of **mustard**.

---