Fact 1: Freshwater biomes have water that contains little or no salt.

Fact 2: Biomes are global ecosystems.

Given the two facts above, answer the question "what is freshwater habitats that contain little or no salt?" with the following options: 
- Animal survival
 - allow growth
 - weathering
 - atmosphere
 - loose soil
 - ecosystems
 - salt and water.
 - oceans


 

      ecosystems   