Biology MCQs

Page No. 78

Which one of the following specially result in chronic liver disease leading to hepatic failure:


aHAV

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bHBV

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cHCV

✓


dHEV

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View Answer HCV

For which of the following no preventive vaccine is available?


aHAV

✖


bHBV

✖


cHCV

✓


dHEV

✖


View Answer HCV

A virion is______________?


aVirus

✓


bViral protein

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cViral lysozyme

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dViral gene

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View Answer Virus

Which of the statement about viruses is incorrect___________________?


aWe can not grow them in laboratories on artificial medias

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bThey are obligate intracellular parasite.

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cThey can synthesize their nucleic acid

✓


dThey are resistant to most of antibiotic treatment

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Protein subunits of capsid is called the capsomeres is a characteristic of each virus. Their number in Herpes virus is__________?


a100

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b152

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c162

✓


d172

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View Answer 162

The name Bacteriophage was coined by____________?


aCharles Chamberland

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bIvanowski

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cTwort

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dD Herelle

✓


View Answer D Herelle

Vaccine Was discovered by______________?


aLouis Pasteur

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bEdward Jennar

✓


cIvanowski

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dStanely

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View Answer Edward Jennar

Kangaroo rat most probably would be found in___________?


aTropical rain forest

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bTundra

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cGrass land

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dDesert

✓


View Answer Desert

Viruses are __________ smaller than bacteria?


a10 – 100 times

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b10 – 1000 times

✓


c100 – 1000 times

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d1000 – 10000 times

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View Answer 10 – 1000 times

What percentage of light reaching the earth is used in photosynthesis?


a25%

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b10%

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c5%

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d1%

✓


View Answer 1%

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