For each of the following qustions four chices have been provided. Select the correct alternatives.
The coldest of all biomes is _________

Options

A. desert
B. freshwater ecosystem
C. tropical rainforest
D. tundra

Answer

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks for the coldest biome among the provided options.

2. **Identifying the Options**: The options given are:
- A) Desert
- B) Freshwater ecosystem
- C) Tropical rainforest
- D) Tundra

3. **Defining Biomes**: A biome is a large ecological area on the earth's surface, with flora and fauna (plants and animals) adapting to their environment.

4. **Analyzing Each Option**:
- **Desert**: Characterized by high temperatures and low rainfall, not cold.
- **Freshwater Ecosystem**: Includes lakes, rivers, and ponds, but is not specifically a cold biome.
- **Tropical Rainforest**: Known for warm temperatures and high biodiversity, not cold.
- **Tundra**: Recognized as the coldest biome, characterized by low temperatures, limited vegetation like mosses and lichens, and a short growing season.

5. **Conclusion**: Based on the definitions and characteristics, the coldest of all biomes is the **Tundra**.

**Final Answer**: The coldest of all biomes is **Tundra**.

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