1. In order for an ecosystem to remain stable there must be Х 1. drastic modifications (large changes) to the environment
Х 2. many relationships and lots of interdependence of the organisms living there
Х 3. very limited biodiversity (very few species that exist in the ecosystem)
X 4. gradual (slow) changes in the climate and the soil temperature

answer

crater lake was formed when mount mazama produced a large eruption and collapsed to form a caldera, which then filled with water forming a lake.

a. the production of carbon dioxide through the process of photosynthesis

succession returns a disturbed

ecosystem to a more stable state. this is also classified into two (2) types:

primary succession and secondary succession. the primary succession arises when

a new land is transformed and a bare rock has been exposed providing an environment

that can be occupied for the first time. while, secondary succession occurs

when a previously occupied environment was disturbed that kills much of all its

community

explanation: