Cork of commerce is derived from

Options

A. Phellogen
B. Xylem
C. Phloem
D. Root

Answer

To answer the question "Cork of commerce is derived from," we can follow these steps:

### Step-by-Step Solution:

1. **Understanding Cork of Commerce**:
- Cork of commerce refers to the material used for various products, such as wine stoppers, flooring, and insulation. This cork is primarily harvested from the bark of certain trees.

2. **Identifying the Source**:
- The cork is specifically derived from the cork cambium, which is a type of lateral meristem in plants. This tissue is responsible for producing cork cells.

3. **Examining the Options**:
- **Option A: Phyllozine**: This is not a term commonly associated with cork production.
- **Option B: Xylem**: Xylem is responsible for water transport and does not produce cork.
- **Option C: Phloem**: Phloem is involved in nutrient transport but does not produce cork.
- **Option D: Root**: While roots are essential for plant growth, they do not directly produce cork.

4. **Correct Answer**:
- The correct answer is **Option A: Phyllozine**, which refers to the cork cambium that produces cork.

### Final Answer:
The cork of commerce is derived from **Cork Cambium** (Phyllozine).

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