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Which of the following is a biotic factor of an ecosystem?
It is the continuous movement of water under, on or above the Earth's surface.
biotic factors and abiotic factors
It is the balance of carbon in each reservoir.
grass
ecological succession
respiration
atmosphere, the biosphere and rocks
It is given off as heat.
What do you call the predictable changes in the composition or structure of an ecological community?
It is the continuous movement of water under, on or above the Earth's surface.
biotic factors and abiotic factors
It is the balance of carbon in each reservoir.
grass
ecological succession
respiration
atmosphere, the biosphere and rocks
It is given off as heat.
Ecosystems have to have two factors working together in order to function. What are those two factors?
It is the continuous movement of water under, on or above the Earth's surface.
biotic factors and abiotic factors
It is the balance of carbon in each reservoir.
grass
ecological succession
respiration
atmosphere, the biosphere and rocks
It is given off as heat.
What is the water cycle?
It is the continuous movement of water under, on or above the Earth's surface.
biotic factors and abiotic factors
It is the balance of carbon in each reservoir.
grass
ecological succession
respiration
atmosphere, the biosphere and rocks
It is given off as heat.
What are the three main reservoirs of the oxygen cycle?
It is the continuous movement of water under, on or above the Earth's surface.
biotic factors and abiotic factors
It is the balance of carbon in each reservoir.
grass
ecological succession
respiration
atmosphere, the biosphere and rocks
It is given off as heat.
Ten percent of energy is transferred from one level to the next level on the energy pyramid. What happens to the other 90% of energy?
It is the continuous movement of water under, on or above the Earth's surface.
biotic factors and abiotic factors
It is the balance of carbon in each reservoir.
grass
ecological succession
respiration
atmosphere, the biosphere and rocks
It is given off as heat.
What is the global carbon budget?
It is the continuous movement of water under, on or above the Earth's surface.
biotic factors and abiotic factors
It is the balance of carbon in each reservoir.
grass
ecological succession
respiration
atmosphere, the biosphere and rocks
It is given off as heat.
What removes oxygen from the air?
It is the continuous movement of water under, on or above the Earth's surface.
biotic factors and abiotic factors
It is the balance of carbon in each reservoir.
grass
ecological succession
respiration
atmosphere, the biosphere and rocks
It is given off as heat.
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