Organism which developed by A.M. Chakravorty and used for clearing oil spills?

Options

A. E. Coli
B. Pseudomonas putida
C. Rosie
D. B. thuringiensis

Answer

### Step-by-Step Solution:

1. **Identify the Scientist**: The question asks for an organism developed by A.M. Chakravorty. It is important to first recognize who A.M. Chakravorty is and his contributions.

2. **Research Background**: A.M. Chakravorty worked at the General Electric Research and Development Center. This information helps us understand the context of his research.

3. **Discover the Organism**: During his research, A.M. Chakravorty developed a genetically engineered bacterium. This is a crucial point as it leads us to the specific organism in question.

4. **Name the Organism**: The organism developed by A.M. Chakravorty is **Pseudomonas putida**. This bacterium is genetically engineered for a specific purpose.

5. **Function of the Organism**: Pseudomonas putida is known as a "superbug" because it has the ability to degrade and consume oil. This makes it particularly useful for clearing oil spills.

6. **Conclusion**: Based on the information gathered, the correct answer to the question is **Pseudomonas putida**.

### Final Answer:
The organism developed by A.M. Chakravorty and used for clearing oil spills is **Pseudomonas putida**.

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