- All Histosols and foists are considered hydric soils -   True
-   False
 
- Many hydric soils have distinct physical characteristics. These characteristics are caused by a lack of soil ________ due to repeated saturation. -   carbon
-   insects
-   nutrients
-   oxygen
 
- A strong rotten egg smell in upper 12 inches of soil means: -   Fertilizer is needed
-   You have a hydric soil
-   A histic epipedon is present