Which one of the following managed ecosystems has the highest amount o

Which one of the following managed ecosystems has the highest amount of standing crop?

[amp_mcq option1=”Agricultural land” option2=”Grazing land” option3=”Human habitation” option4=”Forest plantation” correct=”option4″]

This question was previously asked in
UPSC Geoscientist – 2023
The correct answer is (D) Forest plantation.
Standing crop refers to the total biomass present in an ecosystem at a given time. Among the managed ecosystems listed, a forest plantation, especially as it matures, accumulates a very large amount of biomass in the form of trees. This biomass per unit area is significantly higher than that typically found in agricultural land (which is often harvested frequently), grazing land, or areas of human habitation.
While agricultural land can have high productivity (rate of biomass production), its standing crop at any single point in time can be lower than a forest due to harvesting cycles. Grazing lands support grasses and herbs, resulting in relatively lower biomass accumulation. Human habitation areas are dominated by buildings and infrastructure, with limited natural biomass accumulation.
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