Which_of_the_following_is_obtained_in_the_secondary_tank_in_two_stage_ – McqOptions

MCQOPTIONS

1.	Which_of_the_following_is_obtained_in_the_secondary_tank_in_two_stage_sludge_digester?$
A.	Partially digested sludge
B.	Partially digested sludge and supernatant liquor
C.	Digested sludge and supernatant liquor
D.	supernatant liquor
Answer» D. supernatant liquor

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