Liquorice which is used in the treatment of bronchitis is obtained from

Options

A. Leaves of Adhatoda vasica
B. Leaves of Glycyrrhiza glabra
C. Roots of Glycyrrhiza glabra
D. Bark of Taxus baccata

Answer

### Step-by-Step Solution:

1. **Identify the substance in question**: The question asks about liquorice, which is used in the treatment of bronchitis.

2. **Determine the source of liquorice**: According to the video transcript, liquorice is obtained from the roots of a specific plant.

3. **Name the plant**: The plant from which liquorice is derived is called *Glycyrrhiza glabra*.

4. **Understand its medicinal use**: Liquorice is recognized for its medicinal properties and is particularly used in traditional medicine to alleviate symptoms of bronchitis.

5. **Caution regarding consumption**: It is important to note that while liquorice can be beneficial, excessive consumption can lead to adverse effects on health.

6. **Eliminate incorrect options**: The transcript discusses other plants (like *Adhatora vesica* and *Taxus baccata*) and clarifies that they are not sources of liquorice and do not have the same medicinal properties.

7. **Conclude with the correct answer**: Based on the information provided, the correct answer is that liquorice is obtained from the roots of the *Glycyrrhiza glabra* plant.

### Final Answer:
Liquorice, used in the treatment of bronchitis, is obtained from the roots of the plant *Glycyrrhiza glabra*.

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