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.

How would i answer this in a exam. orange - sea temperature is over 27 red arrows - tropical storm routes

Based on what you know about the location of the earth in relation to the sun, why is this called the goldilocks zone in other galaxies? a. it's a region that exhibits a weak gravitational pull, thus maintaining a safe distance from the sun. b. it's an area that doesn't experience any major weather events that could cause mass extinctions. c. it's an area that's an optimal distance from the sun for potentially supporting life. d. it's a region that's unaffected by asteroid or meteor impacts.

Technology has affected regional settlement patterns in what ways? choose all that apply. climatic improvement strategies have improved crop productivity. mechanized agricultural methods have improved agricultural productivity. participation in the global economy has increased urbanization. population shifts from urban to rural areas has increased as a result of petroleum production. settlement areas have increased as a result of improved water storage and delivery systems.