UHC is a three letter acronym that may designate one of the following: 1  Universal health care or Universal health coverage. 2  Unburned hydrocarbon. 3  Unicorn Hobby Company.  University Hospitals of 1  Cleveland. United Healthcare, a large health insurer in the  U.S.
When you have finished this page, try the Roots Quiz. The root is the part of a plant that is usually found underground but can also be above ground. Roots' jobs are: To absorb or take in water and minerals from the ground. To hold the plant in place. To store food for the plant. To prevent soil erosion.
Understanding the trunk of a tree is key to understanding how a tree works, and a primary reason why trees are so useful. The trunk is the part of a tree that connects the leafy crown with its roots. Roots absorb water and nutrients from the soil, which are then transported up the tree trunk in cells that act much like pipes. This allows the leaves to obtain water and nutrients that are necessary for the manufacture of food from light energy (photosynthesis). A Tree and Its Trunk page 1 2 3 4 5.