Definitions / Explanation :
$(i)$ Sere
$(ii)$ Standing state
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.
Plants growing on sandstone are
Most important determinant of marine ecosystem is
Choose odd one out w.r.t. gaseous cycle.
In a food chain, the total amount of living material is depicted by
Climax stage is achieved quickly in secondary succession as compared to primary succession. Why ?