Enzymes from the same organism which catalyze same reaction but are chemically and physically distinct from each other are called______________?

Related Mcqs:

1. Enzynies that catalyze the transfer of groups within molecule are called_________________?

   A. Isomerases
   B. Lyases
   C. Transferases
   D. Ligases

2. The process of fermentation of starch involve many enzymes the sequence of enzymes used are____________________?

   A. Diastase-maltase-zymase
   B. Zymase-maltase-diastase
   C. Maltase-diastase-zymase
   D. Diastase-zymase-maltase

3. Triglycerides are easily hydrolyzed by enzymes called_________________?

   A. Lyases
   B. Ligases
   C. Lipases
   D. Hydrolases

4. Co-enzymes are_________________?

   A. Non proteineous
   B. Proteineous
   C. sugars
   D. lipids

5. When the reaction completes in more than one steps rate of reaction will be determined by________________?

   A. Fast step
   B. Slowest step
   C. All steps
   D. Molecularity of the reaction

6. Energy of activation for backward reaction is less than forward reaction for ___________ reactio?

   A. Endothermic
   B. Exothermic
   C. Moderate
   D. Fast

7. Consider the following reaction- 2KCIO3 + H2C2O4 + H2SO4 ? K2SO4 + 2H2O + 2CO2 + Oxide Which oxide of chlorine is produced in the above reaction ?

   A. Cl2O
   B. ClO2
   C. Cl2O6
   D. Cl2O7

8. Consider the following reaction- 3Cl2 + 6NaOH ? NaClO3 + 5NaCl + 3H2O This reaction is_______________?

   A. Displacement reaction
   B. Double displacement reaction
   C. Disproportionation reaction
   D. Reduction reaction

9. What will be the order of reaction of a reaction whose rate can be expressed as R = K [A] [B] ?

   A. Zero
   B. One
   C. Two
   D. Three

10. The system which exchange only energy with its surroundings is called______________?

    A. Open system
    B. closed system
    C. Isolated system
    D. All of the above

    Submitted by: Aneela shabbir