Chromatography is used to separate ____________
Anonymous Quiz
67%
Complex mixture compounds
25%
Simple mixtures
8%
Viscous mixtures
0%
Halogens
The Rf value is the ratio of distance travelled by solvent to the distance travelled by the solute.
Anonymous Quiz
78%
True
22%
False
Which of the following is not a factor to investigate in a site survey?
Anonymous Quiz
33%
BOD/COD
22%
Sterility
11%
Colour
33%
Radioactivity
Which of the following is a primary treatment?
Anonymous Quiz
45%
Sedimentation
32%
Activated sludge
14%
Sand filters
9%
Microstrainers
Which is the use of comminutors?
Anonymous Quiz
65%
To reduce the size of particles
12%
To remove the grit
18%
To remove large particles
6%
To remove small particles
Which of the following is used to grow anchorage-dependent cells?
Anonymous Quiz
18%
Airlift fermenter
36%
Tower fermenter
27%
Hollow fibre chamber
18%
Perfusion bioreactor
Which of the following bioreactor consists of a vessel replaced by a multilayered bag?
Anonymous Quiz
54%
Single Use bioreactors
23%
Perfusion bioreactors
23%
Airlift bioreactor
0%
Tower bioreactor
What is the function of carbon in stainless steel?
Anonymous Quiz
73%
Improves resistance to corrosion
13%
Improves ductility
7%
Reduces sensitization
7%
Improves halogen resistance
Which of the following class consists of microorganisms which are not causative agents?
Anonymous Quiz
43%
EFB Class 1
43%
EFB Class 2
7%
EFB Class 3
7%
EFB Class 4
Which of the following class of microorganisms causes less threat to a man?
Anonymous Quiz
53%
Low-risk microorganisms
18%
High-risk microorganisms
6%
Medium-risk microorganisms
24%
Environmental-risk microorganisms
Which of the following regulates gas flow electronically?
Anonymous Quiz
33%
Rotameter
20%
MFC
27%
Centrifuge
20%
Incubator
Which of the following is not the function of buffer?
Anonymous Quiz
27%
Prevent cell lysis
36%
Chelating the metals
18%
Prevent protease action
18%
Prevent lipase action
Which of the following is not the product of cell disruption?
Anonymous Quiz
38%
DNA
0%
RNA
13%
Protein
50%
Water