Match column I with column II and select the correct option. Column IColumn II(A)The stage in which physical treatment of sewage is done.(I)Secondary treatment(B)The stage in which biological treatment of sewage is done.(II)Primary sludge(C)Name of the sediment in primary treatment.(III)Primary effluent(D)It is carried to aeration tanks from primary settling tank.(IV)Primary treatment

Match column I with column II and select the correct option…

Physics NEET Full Syllabus Mock Test 180 Question New Syllabus Mock Test - 10 PCB MCQ (Single Correct)

Match column I with column II and select the correct option.

Column I	Column II
(A)	The stage in which physical treatment of sewage is done.	(I)	Secondary treatment
(B)	The stage in which biological treatment of sewage is done.	(II)	Primary sludge
(C)	Name of the sediment in primary treatment.	(III)	Primary effluent
(D)	It is carried to aeration tanks from primary settling tank.	(IV)	Primary treatment

A-(I), B-(II), C-(III), D-(IV)

A-(IV), B-(I), C-(II), D-(III)

A-(III), B-(II), C-(I), D-(IV)

A-(IV), B-(II), C-(III), D-(I)

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