lenticles are patches of

Options

A. Loose calles in leaves
B. Loose calls on bark for aeraction
C. Subsidiary cells of stomata
D. Cells for respiratio of epiphytes

Answer

**Step-by-Step Solution:**

1. **Understanding Lenticles**: Lenticles are specialized structures found on the surface of certain plant tissues. They are primarily involved in gas exchange.

2. **Location of Lenticles**: Lenticles are typically found on the bark of woody plants, particularly in old dicotyledonous stems. They serve as aerating pores.

3. **Structure of Lenticles**: Lenticles consist of loosely arranged cells. These cells include colorless parenchyma cells, which are also referred to as complementary cells.

4. **Function of Lenticles**: The primary function of lenticles is to facilitate gaseous exchange, similar to stomata found in leaves.

5. **Identifying the Correct Answer**: Given the options provided:
- A: Loose cells in leaves (incorrect)
- B: Loose cells on bark for aeration (correct)
- C: Subsidiary cells (incorrect)
- D: Cells for respiration of epiphytes (incorrect)

The correct answer is **Option B: Loose cells on bark for aeration**.

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