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VIRUS MCQs

Total Questions : 35 | Page 3 of 4 pages
Question 21. Which country has the most corona virus cases in the world?
  1.    Germany
  2.    America
  3.    Spain
  4.    Italy
 Discuss Question
Answer: Option B. -> America
Question 22. Viruses are considered
  1.    living things
  2.    non-living things
  3.    partially living things
  4.    All of above
 Discuss Question
Answer: Option B. -> non-living things
Question 23. What provides direct energy for the virus?
  1.    food
  2.    its host
  3.    the sun
  4.    a parasite
 Discuss Question
Answer: Option B. -> its host
Question 24. What is the 1st step of virus infection?
  1.    Entry
  2.    Attachment
  3.    Replication
  4.    Assembly
 Discuss Question
Answer: Option B. -> Attachment
Question 25. Viruses attach only to a particular host because of the presence of
  1.    DNA
  2.    magnetic attraction
  3.    surface receptors
  4.    other viruses
 Discuss Question
Answer: Option C. -> surface receptors
Question 26. Viruses are made up of
  1.    Nucleus, membrane
  2.    Capsid, nucleus
  3.    Capsid, nucleic acid
  4.    Mitochondria, nucleus
 Discuss Question
Answer: Option C. -> Capsid, nucleic acid
Question 27. A virus in the lysogenic state can be forced into the lytic cycle by
  1.    exposure to UV light
  2.    exposure to certain chemicals
  3.    a change in temperature or pH
  4.    all of these
 Discuss Question
Answer: Option D. -> all of these
Question 28. Which of these is caused by a virus?
  1.    the common cold
  2.    chicken pox
  3.    strep throat
  4.    two of these
 Discuss Question
Answer: Option D. -> two of these
Question 29. How many poeple died by covid in Vietnam?
  1.    1
  2.    2
  3.    3
  4.    0
 Discuss Question
Answer: Option D. -> 0
Question 30. What should we do to prevent covid-19?
  1.    Drink warm water
  2.    Eat healthy food
  3.    Wash hands
  4.    All of above
 Discuss Question
Answer: Option D. -> All of above

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