In a pond ecosystem, benthos means [EAMCET 1995; BHU 2000, 01; AF – McqOptions

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1.	In a pond ecosystem, benthos means [EAMCET 1995; BHU 2000, 01; AFMC 2001; MHCET 2003]
A.	Primary consumers in the depth of a pond
B.	Zooplankton on the water surface
C.	Periphyton
D.	Epineuston
Answer» B. Zooplankton on the water surface

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