Which one yields castor oil ?

Options

A. Sesamum indicum
B. Cocos nucifera
C. Ricinus communis
D. Brassica campesteris

Answer

**Step-by-Step Solution:**

1. **Identify the Question**: The question asks which plant yields castor oil.

2. **List the Options**: The options provided are likely four different plants. Based on the transcript, the plants mentioned are:
- Ricinus communis (Castor oil plant)
- Caesalpinia indica (Cassia)
- Cocos nucifera (Coconut)
- Brassica campestris (Mustard)

3. **Determine the Correct Answer**: From the transcript, it is stated that the correct answer is Ricinus communis, which is known as the castor oil plant. This plant is a species of flowering plant in the spurge family (Euphorbiaceae) and is the primary source of castor oil.

4. **Explain the Source of Castor Oil**: Castor oil is derived from the seeds of Ricinus communis. The seeds contain a significant amount of oil, ranging from 40% to 60%, which is rich in triglycerides, particularly ricinoleic acid.

5. **Mention Other Plants**: The other plants listed (Caesalpinia indica, Cocos nucifera, and Brassica campestris) do not yield castor oil. Instead, they produce different oils or products.

6. **Final Answer**: The plant that yields castor oil is **Ricinus communis**.

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