81. A young drug addict used to show symptoms of depressed brain activity feeling of calmness, relaxation and drowsiness. Possibley he was taking

A Amphetamine
B Marijuana
C Pethidine
D Valium
Answer :   Valium
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82. Substances that regulate or cordinate other cells are called

A Interferon
B Interleukin
C Phogocytic chemical
D Enzyme
Answer :   Interleukin
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83. Diphteria is connected with

A Lungs
B Throat
C Blood
D Liver
Answer :   Throat
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84. A cell coded protein formed in response to infection with most animal viruses is

A Antigen
B Antibody
C Interferon
D Histone
Answer :   Interferon
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85. Common cold is not cured by antibiotics because it is

A caused by a virus
B caused by a Gram-positive bacterium
C caused by a Gram-negative bacterium
D not an infectious disease
Answer :   caused by a virus
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86. Liver cirrhosis is caused by

A Excess alcoholism
B No alcohol
C Due to bacterial infection
D Due to viral infection
Answer :   Excess alcoholism
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87. Difference in micro and macro gametocytes of Plasmodium is due to

A Size
B Position of nucleus
C Haemozoin granules
D All of the above
Answer :   All of the above
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88. An excessive elargement of a disease organ due to an increases in the number of cells in called

A Athrophy
B Hyperplasia
C Necrosis
D Angina
Answer :   Hyperplasia
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89. Severe Acute Respiratory Syndrome (SARS

A Is caused by a variant of Pneumococcus pneumoniae
B Is caused by a variant of the common cold virus (corona virus)
C Is an acute form of asthma
D Affects non-vegetarian much faster than the vegetarians
Answer :   Is caused by a variant of the common cold virus (corona virus)
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90. P.T.C.A. is a technique which is having following wrong statements

A Used complete blockage of arteries
B Bolloon is positioned at the site of plaque
C It is done without open heart surgery
D Before P.T.C.A. D.S.A. is done
Answer :   Used complete blockage of arteries
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