Which of the following is the major source of phosphorus
Plants
Animals
Crystalline rocks
Deserts
(c)The main source of phosphorus is rocks. Through erosion and weathering phosphorus is made available in the soil.
dentify the plant belonging to the reed-swamp stage in hydrarch succession
$A-80\%$ of total global carbon is dissolved in ocean.
$R$- dry weight of organisms have $49\%$ carbon.
In India coniferous forests are found in
The term ecosystem was coined by
A lake ecosystem is
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