TLS Online TPP Program

#Question id: 11282


Which of the following ecosystems would likely have the largest net primary productivity per hectare and why?

#Part-B Specialized Branches in Biotechnology
  1. open ocean, because of the total biomass of photosynthetic autotrophs
  2. grasslandbecause of rapid growth, the small standing crop biomass that results from consumption by herbivores, and rapid decomposition
  3. tundra, because of the incredibly rapid period of growth during the summer season
  4. deep ocean, due to the high activity of chemoautotrophs at deep sea vents
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TLS Online TPP Program

#Question id: 21008

#Part-B Specialized Branches in Biotechnology

Which of the following statement is correct for defined media?

TLS Online TPP Program

#Question id: 21009

#Part-B Specialized Branches in Biotechnology

Acetobacter aceti converts alcohol to acetic acid according to the stoichiometric  relation 
 C2H5OH + O2   →       CH3COOH + H2
In a vigorously agitated and aerated reactor containing 20 g/l ethanol, the organism  produces 16 g/l acetic acid and 2 g/l was the residual ethanol concentration. What are the  theoretical and observed yields of acetic acid expressed in g/g ethanol? 

TLS Online TPP Program

#Question id: 21009

#Part-A Aptitude & General Biotechnology

Acetobacter aceti converts alcohol to acetic acid according to the stoichiometric  relation 
 C2H5OH + O2   →       CH3COOH + H2
In a vigorously agitated and aerated reactor containing 20 g/l ethanol, the organism  produces 16 g/l acetic acid and 2 g/l was the residual ethanol concentration. What are the  theoretical and observed yields of acetic acid expressed in g/g ethanol? 

TLS Online TPP Program

#Question id: 21010

#Part-B Specialized Branches in Biotechnology

During a batch culture experiment, the following data was obtained 

What will be the product yield (g) per gram of substrate? 

TLS Online TPP Program

#Question id: 21011

#Part-B Specialized Branches in Biotechnology

The degree of reduction of ethanol is-

TLS Online TPP Program

#Question id: 21012

#Part-B Specialized Branches in Biotechnology

The degree of reduction of methane is-