What colour do the following indicators turn when added to a base?
Turmeric paper

Options

A. Red
B. Blue
C. Green
D. Yellow

Explanation

To determine the color change of turmeric paper when added to a base, we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Indicator**:
- Turmeric paper is a natural indicator derived from the turmeric plant. It is commonly used to test for acidity or basicity.

2. **Understand the Nature of Turmeric Paper**:
- In its natural state, turmeric paper is yellow. This is the color it exhibits when it is not in contact with any acidic or basic solution.

3. **Add a Base to Turmeric Paper**:
- When turmeric paper is exposed to a basic solution, a chemical reaction occurs.

4. **Observe the Color Change**:
- The yellow color of the turmeric paper changes to red when it comes into contact with a base.

5. **Conclusion**:
- Therefore, the color of turmeric paper turns red when added to a base.

### Final Answer:
When turmeric paper is added to a base, it turns red.

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