The amount of nutrients, such as carbon, nitrogen, phosphorous and calcium present in the soil at any given time is referred as:
A
Standing crop
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B
Climax
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C
Climax community
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D
Standing state
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Solution
The correct option is D Standing state 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. It varies in different kinds of ecosystems and also on a seasonal basis.
The mass of living material present at each trophic level at a particular time called as the standing crop. It is measured as the mass of living organisms (biomass) or their number in a unit area.
The community that is in near equilibrium with the environment during ecological succession is called a climax community.