Answer:the decline of lichens is an important indicator of an imbalance in the ecosystem. this research can help system ecologists predict how pollution will affect the entire ecosystem
Explanation:
Answer:
c. factory
Explanation:
might be wrong but if not congrats I guess
Answer:
B. The rain shadow effect causes equal
precipitation on both sides of a mountain.
Explanation:
A rain shadow is a patch of land that has been forced to become a desert because mountain ... On the other side of the mountain—the rain shadow side—all that precipitation is blocked. ... This cool air cannot hold moisture as well as warm air. Cool air forms clouds, which drop rain and snow, as it rises up a mountain.
<span>It can eaither be PP or Pp.</span>
Answer:
the answer for this question is seed
Explanation: