C. Salts came from erosion of land
Pure water (hydrogen hydroxide or dihydrogen oxide)
Giddy up
it proposed sustainable development
<span>Immigration currently accounts for about _______ of U.S. population growth.
Answer: B one-third</span>
Answer:
Explanation:
An ecosystem is a natural environment and includes the flora (plants) and fauna (animals) that live and interact within that environment. Flora, fauna and bacteria are the biotic or living components of the ecosystem.
