Author Question: Soils in the eastern part of the U.S. tend to be alkaline and soils in the West tend to be acidic. ... (Read 80 times)

Shelles · **on:** Aug 7, 2018

Soils in the eastern part of the U.S. tend to be alkaline and soils in the West tend to be acidic.
Indicate whether the statement is true or false

Question 2

An ecosystem is an example of a(n) _______________ system since energy and matter are freely exchanged at its boundaries.
Fill in the blank(s) with correct word