A bio-catalyst produced by living cells which acts independent of the cell is called a/an_______________?

Related Mcqs:

1. Silicon carbide is a/an_______________?

   A. Adhesive
   B. Abrasive
   C. Type of glass
   D. Brittle material

2. A substance produced by a living organism and capable of anti-microbial activity is called a/an < ____________________?

   strong>A. Antibiotic
   B. Antiseptic
   C. Disinfectant
   D. None of these

3. Ethylene oxide is produced by oxidation of ethylene in presence of AgO catalyst at __________________?

   A. 1 atm & 100°C
   B. 5 atm & 275°C
   C. 100 atm & 500°C
   D. 50 atm & 1000°C

4. Bio-degradable detergents ___________________?

   A. Can be readily oxidised
   B. Pose problem in sewerage plant
   C. Have an isoparaffinic structure
   D. Should not be used as it spoils the cloth

5. Concentration of NaOH solution produced by diaphragm electrolytic cell is about _______________ percent?

   A. 10
   B. 25
   C. 50
   D. 98

6. Chlorine gas is produced by the electrolysis of brine (NaCl solution with solid NaCl make up) in mercury electrolytic cell. Which of the following is the anodic reaction ?

   A. Oxidation of Na+ ions
   B. Oxidation of Cl- ions
   C. Reduction of Na+ ions
   D. Reduction of Cl- ions

7. Concentration of NaOH solution produced by mercury electrolytic cell is about _______________ percent?

   A. 10
   B. 25
   C. 50
   D. 98

8. Catalyst used during the manufacture of ‘Vanaspati Ghee’ is ___________________?

   A. Zinc
   B. Nickel
   C. Platinum
   D. Copper

9. 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

10. Conversion of CO to CO2 by steam in presence of a catalyst is called__________________?

    A. Steam reforming
    B. Shift conversion
    C. Steam gasification
    D. None of these