Enzymes and Activation Energy
Trending Questions
Q.
What do the two axes (X and Y) represent?
X-axis Y-axis
Enzymatic activity Temperature
Substrate concentration Enzymatic activity
Temperature Enzyme activity
Enzymatic activity pH
Q. Which of the following is false with respect to activation energy?
- Activation energy is required for only endothermic reactions
- Activation energy is required for only exothermic reactions
- The activation energy can be decreased by enzyme
- Both a and b
Q.
Does enzyme speed up the reaction?
Q. Which among the following is the fastest acting enzyme?
- Lipase
- Amylase
- Peptidase
- Carbonic anhydrase
Q.
Which of these statements best explains the method by which enzymes catalyze a chemical reaction?
They bind to the substrate and reduce the activation energy of the reaction
They reduce the energy of the product thereby enabling the formation of the product
The speed increases due to the increase in heat during the ES complex formation
The reaction is catalyzed by free energy change
Q. Enzymes catalyse the conversion of a substrate into product by ___
- increasing the activation energy
- decreasing activation energy
- getting consumed in the chemical reaction
- reacting with the substrate to form products
Q. Choose the correct statement(s) for enzyme.
- The structure of enzyme is complex.
- Enzyme is very sensitive to pH and temperature.
- Enzyme is very specific to its substrate.
- Enzyme cannot be regulated.