Succession performs a variety of functions within ecosystems. what is the main reason that succession is important in maintaining ecosystems?
a. succession allows the earth to change.
b. succession ultimately leads to climax communities, which are stable and sustainable.
c. succession keeps pollution from harming ecosystems.
d. succession allows simple organisms to play a larger role in ecosystems than normal.

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[fw.02]diana is studying four surface features of florida. she classifies the surface features and places them in different columns of a chart as shown below. surface features column 1 column 2 hot springs sinkholes caverns geysers which of these titles best represents column 1 of diana's chart? formed by freezing groundwater o formed by heating groundwater o formed by evaporation of groundwater o formed by chemical action of groundwater

What is unusual about the iraq mountains ,in spite of their old age?