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12.Ecosystem
normal
Definitions / Explanation :
$(i)$ Sere
$(ii)$ Standing state
Option A
Option B
Option C
Option D
Solution
The entire sequence of communities that successively change in a given area are called sere.
The amount of nutrients, such as carbon, nitrogen, phosphorus, calcium etc., present in the soil at any given time is referred to as the standing state.
Standard 12
Biology
