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Essential Biochemistry - Free Radicals And Antioxidants (Section 2)

1
α-Tocopherol prevents rancidity by virtue of this property:
Answer
(A)
Antioxidant
2
The minerals function as antioxidants, except:
Answer
(D)
Iron
3
In what condition is the production of ROS increased?
Answer
A
B
C
D
4
What is the primary function of antioxidants?
Answer
(C)
To protect the body against the harmful effects of free radicals.
5
All of the following are antioxidant except:
Answer
(D)
Phylloquinone
6
Which of the following is/are example(s) of free radical?
Answer
A
B
D
7
Which of the following are the main biological targets attacked by free radicals?
Answer
A
B
C
8
The main biological targets for attack by free radicals are, except:
Answer
(D)
Glycosaminoglycans
9
Which of the following vitamins function as an antioxidant?
Answer
A
C
10
Which enzyme is involved in the detoxification of hydrogen peroxide?
Answer
(D)
All of the above
11
What conditions can lead to oxidative stress?
Answer
A
B
C
12
What are the environmental factors that contributes to generation of harmful free radicals?
Answer
A
B
C
13
Which of the following is NOT a disease associated with oxidative stress?
Answer
(D)
Common Cold
14
What is the most important factor in forming free radicals?
Answer
(A)
Molecular oxygen and nitric oxide
15
The following enzymes act as antioxidants, except:
Answer
(B)
Lactate dehydrogenase
16
What is a major source of free radicals in the body?
Answer
(A)
Aerobic metabolism