Plant part, used for culture is called

Options

A. Scion
B. Stock
C. Explant
D. Callus

Answer

To answer the question "Plant part, used for culture is called," we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Options**: The options given are Scion, Stalk, Explant, and Callus.

2. **Define Each Term**:
- **Scion**: This refers to the upper part of a grafted plant. It is used in grafting but not specifically for culture.
- **Stalk**: This is the lower part of the plant, typically the stem. Like the scion, it is used in grafting but not for culture.
- **Explant**: This is a part of the plant that is taken for tissue culture. It consists of totipotent cells, which means these cells can regenerate into a whole plant.
- **Callus**: This is an undifferentiated mass of cells that can be formed from explants, but it is not a plant part used directly for culture.

3. **Determine the Correct Answer**: Among the options, the term that specifically refers to the plant part used for culture is **Explant**. Explants are utilized in tissue culture techniques to regenerate plants.

4. **Conclusion**: The answer to the question is **Explant**.

### Final Answer:
The plant part used for culture is called **Explant**.

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