Let's answer your questions one by one.
Question 1:
During the reaction, the substrate will be attached to the active site. After the reaction, the product leaves the enzyme complex.
Question 2:
An enzyme is a type of protein that is made of amino acids.
Question 3:
Enzymes increase the amount of energy needed for a reaction to take place.
False.
Enzymes actually lower the activation energy needed for a reaction to occur.
Question 4:
Most enzymes will have names that end in -ase and most carbs will have names that end with -ose.
If you have any further questions or need clarification, feel free to ask!