Fact 1: Wetlands are extremely important biomes.

Fact 2: Biomes are the world's major habitats.

Given the two facts above, answer the question "Wetlands are what major world habitats?" with the following options: 
- uninhabitable
 - swamp vegetation
 - void
 - food and shelter
 - vegetation
 - extremely important
 - unimportant
 - the environment


 

      extremely important   