Draw the diagram of a microsporangium and lebel its wall parts. Write briefly on role of endothecuium.

Explanation

### Step-by-Step Text Solution

**Step 1: Draw the Diagram of a Microsporangium**
1. Begin by sketching a rounded structure to represent the microsporangium.
2. Divide the structure into four concentric layers to represent the wall layers.

**Step 2: Label the Wall Parts**
1. **Epidermis**: The outermost layer, which provides protection.
...