Rhizophora is a

Options

A. prop roots
B. stilt roots
C. pneumatophores
D. modified roots

Answer

**Step-by-Step Solution:**

1. **Identify the Plant Type**: Recognize that Rhizophora is a type of plant commonly found in mangrove ecosystems.

2. **Understand the Root Structures**: Familiarize yourself with the different types of roots mentioned in the options: prop roots, stilt roots, pneumatophores, and modified roots.

3. **Analyze the Function of Roots**:
- **Prop Roots**: These arise from the branches and provide mechanical support. Example: Banyan tree.
- **Stilt Roots**: These arise from the lower nodes of the stem to support the plant. Example: Sugarcane.
- **Modified Roots**: This is a general term that encompasses various adaptations of roots.

4. **Identify the Correct Type for Rhizophora**:
- Rhizophora has specialized roots known as **pneumatophores**. These roots grow upwards from the soil into the air, facilitating gas exchange (aeration) which is crucial for respiration in waterlogged conditions typical of mangrove habitats.

5. **Conclusion**: The correct answer to the question "Rhizophora is a" is **pneumatophores**.

**Final Answer**: Rhizophora is a **pneumatophore**.

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