BGA is chiefly used as fertilizer in

Options

A. Wheat
B. Paddy
C. Mustard
D. Gram

Answer

**Step-by-Step Solution:**

1. **Understand the term BGA**: BGA stands for Blue Green Algae, which are also known as Cyanobacteria. They are a type of photosynthetic bacteria.

2. **Identify the role of BGA**: Blue Green Algae are known for their ability to fix atmospheric nitrogen. This means they can convert nitrogen gas from the atmosphere into a form that plants can use for growth.

3. **Recognize the application of BGA**: BGA is primarily used as a biofertilizer in agriculture. They are particularly beneficial in rice cultivation, as they enhance soil fertility by increasing the nitrogen content.

4. **Evaluate the options**:
- **Wheat**: BGA is not primarily used in wheat cultivation.
- **Paddy**: BGA is chiefly used in paddy fields as a biofertilizer.
- **Mustard**: BGA is not commonly associated with mustard cultivation.
- **Gram**: BGA does not play a significant role in gram cultivation.

5. **Conclusion**: Based on the evaluation, the correct answer is **paddy**, as BGA is chiefly used as a fertilizer in paddy fields.

**Final Answer**: BGA is chiefly used as a fertilizer in **paddy**.

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