Answer:
The "TUNDRA" biome is the least productive biome there is.
Explanation:
The types of biomes like deserts and tundra are the least productive in nature.
A Biome may be defined as a very large area that is characterized by a particular type of vegetation specifically.
A Biome may also be defined as a very large area of the ecosystem that is running in nature in an unmanaged way.
Examples of biomes include tropical rainforests, coral reefs, grasslands, etc.
The deserts and the polar tundra are the biomes that are the least productive ones. This is because such ecosystems are highly exposed to heat energy and water respectively.
Therefore, it is well described above.
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