In Lathyrus aphaca, the leaves are modified into

Options

A. Spines
B. Tendrils
C. Scales
D. Stem-like structures.

Answer

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks about the modification of leaves in the plant Lathyrus aphaca.

2. **Identifying the Options**: The options provided are:
- Option 1: Spine
- Option 2: Tendril
- Option 3: Scale
- Option 4: Stem-like structure

3. **Recalling Leaf Modifications**: It is important to understand that leaves can be modified into various structures based on their functions. Common modifications include:
- Thorns (as seen in cacti)
- Tendrils (as seen in climbing plants like Pisum sativum)
- Scales (as seen in garlic)
- Stem-like structures

4. **Focusing on Lathyrus aphaca**: In the case of Lathyrus aphaca, which is a climbing plant, the leaves are specifically modified to assist in climbing.

5. **Determining the Correct Answer**: Based on the knowledge of plant modifications, the leaves of Lathyrus aphaca are modified into tendrils. Therefore, the correct answer is:
- **Option 2: Tendril**

6. **Conclusion**: The modification of leaves in Lathyrus aphaca is significant for its climbing ability, and tendrils play a crucial role in this adaptation.

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