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Quiz 5
Mdcat-past-papers - ETEA - Biology Quiz
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Board: ETEA | Subject: Biology |
81. If inhibitor bind to another site of enzyme rather than the active site then it is referred as:
Competitive Inhibitor
NonCompetitive Inhibitor
Irreversible
Allosteric
82. Competitive inhibitors compete with?
Enzyme
Substrate
Product
Coenzyme
83. They are inhibitors of key enzymes in the nervous system
Calcium and Potassium
Hexokinase and glucose
Substrate and activators
Magnesium and manganese
84. The structure of an enzyme is altered by:
Irreversible inhibition
Reversible inhibition
Competitive inhibition
Non competitive inhibition
85. Chemical substance that can react with an enzyme faster than real substance and without producing a product is:
Accelerator
Inhibitor
Co-enzyme
Activator
86. If another molecule, having a shape very similar to the enzyme's substrate, binds to its active site, it would then — the enzymes' function:
Fasten
Inhibit
Reverse
Decrease
87. Which of following disease caused by enveloped RNA and virus and spread in epidemic form?
Influenza
Herpes
Polio
Small pox
88. Which one of the following contains single stranded DNA?
Adeno virus
Parvo virus
Herpes virus
Pox virus
89. Example of viruses having polyhedral capsid that is with 252 capsomeres is :
Adenovirus
Tobacco mosaic virus
Influenza virus
Bacteriophage
90. A Russian scientist discovered that certain disease could be transmitted by an agent that could pass through a very fine filter which is called:
Bacteria
Fungi
Algae
Viruses
91. In 1935 W.M.Stanely prepared an extract of:
tobacco mosaic virus
Human Immunodeficiency Virus
Flu virus
Polio virus
92. Virus Cannot __________
Crystalise
Exercise
Infect Bacteria
Mutate
93. Non-enveloped RNA virus is:
HIV
Mumps
Herpes Simplex
Polio
94. How many tail fibrils are attached to the end plate of a bacteriophage?
2
4
6
8
95. Numerous opportunistic disease might attack a person suffering from which of the following disease:
Measles
Influenza
hepatitis A
AIDS
96. The enzymes integrase, protease and reverse transcriptase are found in which virus?
Hepatitis A virus
Herpes virus
Influenza virus
Human immunodeficiency virus
97. In AIDS "D" stands for:
Different
difficult
Deficiency
degenerate
98. The hepatitis which pass from mother to her child during pregnacy is:
Hepatitis A
Hepatitis B
Hepatitis C
Hepatitis D
99. A virus enters into the body of host and intends to produce DNA from RNA. Which enzyme is required for this process?
Transcriptase
reverse transcriptase
Oxido reductase
Ligase
100. —is transmitted through infected blood and hypodermic syringes:
HIV
Influenza virus
Morbilli virus (measles)
Vibrio cholerae (Cholera)
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