Who is credited with indentifying petro crops?

Options

A. Swaminathan
B. Calvin
C. Krebs
D. Borlang

Answer

**Step-by-Step Solution:**

1. **Understanding Petro-Crops**: Petro-crops are plants that produce latex containing long-chain hydrocarbons, which can serve as substitutes for liquid fuels or petroleum.

2. **Historical Context**: The cultivation of petro-crops is part of energy cropping, which aims to provide alternative energy sources.

3. **Initial Cultivation**: The first cultivation of petro-crops was conducted by Italians in Ethiopia approximately 50 years ago.

4. **Identifying the Contributor**: Although Italians were the first to cultivate these crops, the actual credit for identifying petro-crops is attributed to Dr. Calvin.

5. **Evaluating Options**:
- **Swaminathan**: Known for his role in India's Green Revolution, not related to petro-crops.
- **Kelvin**: Correctly credited with identifying petro-crops.
- **Krebs**: Known for the urea cycle and unrelated to petro-crops.
- **Borlaug**: An agronomist who contributed to agricultural production but not to the identification of petro-crops.

6. **Conclusion**: The correct answer to the question of who is credited with identifying petro-crops is Dr. Calvin.

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