WorksheetsHHB 1.6 Metabolic Pathways
Total questions: 17
Worksheet time: 8mins
Name
Class
Date
1.
What is the term for all the biochemical reactions that occur within a living cell?
a)
genome
b)
metabolism
c)
anabolism
d)
bioinformatics
2.
Reaction requiring energy to build complex large molecules from simpler small molecules?
a)
anabolic
b)
catabolic
3.
Reaction breaks down large complex molecules into smaller simpler molecules releasing energy?
a)
anabolic
b)
catabolic
4.
In a cell, enzyme controlled sequences of chemical reactions are called?
a)
Reward pathways
b)
Metabolic pathways
c)
Degradation reactions
d)
Synthesis reactions
5.
The part of an enzyme that the substrate binds to is known as the...?
a)
activation site
b)
active site
c)
reactant site
d)
metabolite site
6.
The substance that an enzyme works on is known as the...?
a)
product
b)
catalyst
c)
inhibitor
d)
substrate
7.
This type of arrow in a chemical reaction means the reaction is...?
a)
reversible
b)
irreversible
8.
What process is shown in the diagram?
a)
Activation energy
b)
Induced fit
c)
anabolism
d)
catabolism
9.
What process ensures the active site comes into close contact with the substrate?
a)
anabolism
b)
activation
c)
Induced fit
d)
catabolism
10.
Which diagram would represent a reaction controlled by an enzyme?
a)
A
b)
B
11.
What term is used to describe the energy required to start a chemical reaction?
a)
input energy
b)
anabolism
c)
activation energy
d)
catabolism
12.
What term describes the conditions at which an enzyme is most active?
a)
affinity
b)
optimum
c)
specificity
d)
induced fit
13.
What do we call a substance that reduces the rate of an enzyme reaction or stops it completely?
a)
Catalyst
b)
Metabolite
c)
Inhibitor
d)
Substrate
14.
What type of inhibitor competes with an enzymes substrate for access to the active site?
a)
Competitive
b)
Non-Competitive
15.
What type of inhibitor causes an alteration in the shape of the enzymes active site?
a)
Competitive
b)
Non-Competitive
16.
What type of inhibitor binds to another binding site (not the active site) on the enzyme?
a)
Competitive
b)
Non-Competitive
17.
When an end product in a metabolic pathway inhibits an enzyme earlier in the pathway...?
a)
Competitive Inhibition
b)
Feedback Inhibition
c)
Non-Competitive Inhibition
d)
Induced FIt
100 %
