Flating white, breathing spongy roots are found in which of the following fresh water plants ?

Options

A. Jussiaea
B. Trapa
C. Avicennia
D. Salvinia

Answer

To solve the question regarding which freshwater plant has floating white, breathing spongy roots, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding the Question**: The question asks for a specific type of freshwater plant characterized by floating white, breathing spongy roots.

2. **Identifying Key Features**:
- The roots are described as "floating," which implies they are adapted to life in water.
- They are "white" and "spongy," indicating they likely have air-filled cavities to aid in buoyancy and respiration.

3. **Analyzing the Options**: The options provided are:
- A) Geozea
- B) Trapa
- C) Avanesia
- D) Salmonea

4. **Recalling Plant Characteristics**:
- **Geozea**: Known for its floating roots which are spongy and filled with air, allowing it to float and breathe.
- **Trapa**: Also known as water chestnut, has different root structures.
- **Avanesia**: Not commonly recognized for floating roots.
- **Salmonea**: Typically associated with other adaptations.

5. **Selecting the Correct Answer**: Based on the characteristics of the roots, **Geozea** is the correct answer as it possesses the floating white, breathing spongy roots described in the question.

### Final Answer:
The freshwater plant with floating white, breathing spongy roots is **Geozea**.

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