Which one is green manure/biofertilizer

Options

A. Sesbania
B. Maize
C. Rice
D. Oat

Answer

**Step-by-Step Solution:**

1. **Understanding Green Manure/Biofertilizer**: Green manure refers to undecomposed or partially decomposed plant material that is used to enrich soil fertility. It is often derived from specific plants that are grown for this purpose.

2. **Identifying Characteristics**: Green manure is typically produced by either growing specific plants or collecting green leaves and twigs. The plants used for green manure are often from the leguminous family, which helps in fixing nitrogen in the soil.

3. **Analyzing the Options**: The options provided are:
- 1st: Sesbania
- 2nd: Maize
- 3rd: Rice
- 4th: Oats

4. **Determining the Correct Option**: Among the options, Sesbania is a well-known example of a green manure crop. It belongs to the leguminous family and is commonly used for improving soil fertility.

5. **Conclusion**: The correct answer to the question "Which one is green manure/biofertilizer?" is **Sesbania**.

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