Which of the following statements is wrong?

Options

A. Quinine, a malarial drug is obtained from the plant cinchona
B. Rice is a good source of vegetable oil
C. Pulses are rich source of proteins
D. Green vegetables are good source of vitamins and minerals

Explanation

To determine which of the statements is wrong, we need to analyze each statement one by one.

### Step-by-Step Solution:

1. **Evaluate Statement A**: "Cinchona, a malarial drug, is obtained from the plant's bark."
- Cinchona is indeed derived from the bark of the Cinchona tree, which is native to South America. It has been used for centuries as an anti-malarial drug.
- **Conclusion**: Statement A is correct.

2. **Evaluate Statement B**: "Rice is a good source of vegetable oil."
- Rice is primarily known as a source of carbohydrates and provides energy. While rice bran oil can be extracted from rice, rice itself is not considered a good source of vegetable oil compared to other sources like soybeans or sunflowers.
- **Conclusion**: Statement B is incorrect.

3. **Evaluate Statement C**: "Pulses are a rich source of protein."
- Pulses, which include beans, lentils, and peas, are indeed known for their high protein content. They are part of the legume family and are an excellent source of plant-based protein.
- **Conclusion**: Statement C is correct.

4. **Evaluate Statement D**: "Green vegetables are a good source of vitamins and minerals."
- Green vegetables are well-known for being rich in various vitamins (such as A, C, K) and minerals (like potassium and magnesium). They are essential for a balanced diet.
- **Conclusion**: Statement D is correct.

### Final Conclusion:
The wrong statement among the options provided is **Statement B**: "Rice is a good source of vegetable oil."

---