At very high concentration of enzymes, the rate of fermentation chemical reaction is _____________ the concentration of reactants?

Related Mcqs:

1. Production of alcohol by fermentation of molasses is a/an _____________ process?

   A. Anaerobic B. Aerobic C. Endothermic D. Both B. and C....

2. Exothermic condensation reaction of monochlorobenzene with chloral in presence of 20% oleum as catalyst produces DDT. The reaction temperature is maintained at _____________ °C ?

   A. 15-30 B. 90-100 C. 250-300 D. < 0...

3. Fermentation is adversely affected by the____________________?

   A. Presence of air B. Absence of air C. High concentration D. Presence of ammonium salts...

4. Penicillin is made employing _______________ fermentation process?

   A. Continuous B. Aerobic batch C. Anaerobic batch D. None of these...

5. Air used in aerobic fermentation must be sterilized, otherwise the ___________________?

   A. Recovery of product will be difficult B. Contamination of pure culture would result C. Uniformity of product cannot be achieved D. None of these...

6. Fermentation of molasses to produce ethyl alcohol is done at ________________ °C?

   A. 20 – 30 B. < – 5 C. 100 – 150 D. 250 – 300...

7. Very dilute solutions are generally used in fermentation reactions for which the optimum temperature range is ____________ °C?

   A. -5 to 0 B. 5 to 10 C. 30 to 50 D. 75 to 80...

8. Superior quality laboratory apparatus is made of the _____________ glass having low thermal co-efficient of expansion & high chemical resistance?

   A. Flint B. Soda C. Pyrex D. Potash...

9. Enzymes are organic catalysts used in the ____________________ reactions ?

   A. Chemical B. Biochemical C. Photochemical D. Electrochemical...

10. All enzymes are made of______________________?

    A. Fats B. Carbohydrates C. Proteins D. Amino acids...