Bio I ,AFB & UASB
Quiz by Padmasini Srivathsan
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7 questions
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- Q1
Retention time suggested for Bio Net
30min or less
30 sec or less
120min or more
20s - Q2
Aeration tank DO levels general range
Less than 1ppb
>2 ppm
20-30 ppb
20s - Q3
NH3-N will affect the activity of methanogens in low pH?
truefalseTrue or False15s - Q4
What is the ratio of height to diameter for the AFBtank?
H/D=4~6
H/D=1~3
H/D= >7
15s - Q5
Which of the following media can serve as a carrier for AFB?
Quartz sand
Bio capture
Activated carbon
20s - Q6
The content of nutrients can affect reaction rates and treatment efficiency,
truefalseTrue or False10s - Q7
Bio-convert UASB is a 3-phase separator.
truefalseTrue or False30s