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Wbcsguru's Wbcs

Detailed information about WBCS which is the premier
government service of the Government of West Bengal and it
is also informative for existing WBCS officers.

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Updated 15 Years Ago

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WBCS Preliminary (Biology):Excretion

Updated 15 Years Ago

By Wbcsguru

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In living organisms energy is produced by metabolically burning food. But this is accompanied by the formation of a variety of by-products w...

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Wbcsguru's Wbcs

WBCS Preliminary (Biology):Excretion

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