Tree - less biome is called:

Options

A. Tropical
B. Tundra
C. Temperate
D. Sub - tropical

Answer

To answer the question "Tree-less biome is called:", we can follow these steps:

### Step-by-Step Solution:

1. **Understanding Biomes**: Begin by recognizing what a biome is. A biome is a large ecological area on the earth's surface, with flora and fauna adapting to their environment.

2. **Identifying the Options**: The question provides four options: tropical, tundra, temperate, and subtropical. We need to evaluate which of these biomes is characterized by the absence of trees.

3. **Analyzing Each Option**:
- **Tropical**: This biome is known for its warm climate and high biodiversity, including many trees.
- **Temperate**: This biome typically has distinct seasons and is also characterized by the presence of trees.
- **Subtropical**: Similar to tropical, this biome has warm climates and often includes tree species.
- **Tundra**: This biome is known for its cold climate and is characterized by a lack of trees due to harsh conditions.

4. **Conclusion**: Based on the analysis, the tundra biome is the one that is treeless, primarily found in polar regions with permafrost. Therefore, the correct answer to the question is **tundra**.

### Final Answer:
The tree-less biome is called **tundra**.

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