Sheathing leaf bases is found in :-

Options

A. Monocot plants
B. Leguminous Plants
C. Gymnosperm plants
D. Pteridophytes

Answer

**Step-by-Step Solution:**

1. **Understand the Question**: The question asks about the presence of sheathing leaf bases in different types of plants.

2. **Identify the Options**: The options provided are:
- A) Monocot plant
- B) Leguminous plant
- C) Gymnosperm plant
- D) Pteridophytes

3. **Analyze Each Option**:
- **Monocot Plants**: In monocots, the leaf bases are often broad and can form a sheath around the stem. This is a characteristic feature of many monocotyledons such as grasses and banana plants.
- **Leguminous Plants**: These plants typically have compound leaves and do not exhibit sheathing leaf bases.
- **Gymnosperm Plants**: Gymnosperms have naked seeds and their leaves are usually needle-like or scale-like, lacking sheathing bases.
- **Pteridophytes**: These are non-flowering plants like ferns, which do not have true leaves, stems, or roots in the same sense as flowering plants.

4. **Conclusion**: Based on the analysis, the sheathing leaf bases are primarily found in monocot plants.

5. **Final Answer**: The correct answer is A) Monocot plant.

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