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MCQs

Total Questions : 99 | Page 10 of 10 pages
Question 91. . Complete destruction of the microorganisms is commonly known as
  1.    disinfection
  2.    sterilization
  3.    antisepsis
  4.    none of these
 Discuss Question
Answer: Option C. -> antisepsis
Question 92. .  Which of the following compounds are commonly used as general antiseptics to treat cuts and scratches?
  1.    Aldehydes
  2.    Ethylene oxide
  3.    Halogens
  4.    None of these
 Discuss Question
Answer: Option C. -> Halogens
Question 93. . Sweet and salty foods frequently don't require refrigeration to prevent spoilage because they have
  1.    insufficient nutrients
  2.    low pH
  3.    high concentration of solutes
  4.    toxic alkaline chemicals
 Discuss Question
Answer: Option C. -> high concentration of solutes
Question 94. .  Iodophores are mixture of
  1.    iodine and aldehydes
  2.    iodine and surface active agents
  3.    iodine and alcohols
  4.    iodine and phenols
 Discuss Question
Answer: Option B. -> iodine and surface active agents
Question 95. . Which of the following is/are vapour-phase disinfectant/s?
  1.    Formaldehyde
  2.    Ethylene oxide
  3.    Both (a) and (b)
  4.    None of these
 Discuss Question
Answer: Option C. -> Both (a) and (b)
Question 96. .  Iodophores are mixture of
  1.    iodine and aldehydes
  2.    iodine and surface active agents
  3.    iodine and alcohols
  4.    iodine and phenols
 Discuss Question
Answer: Option B. -> iodine and surface active agents
Question 97. . Sweet and salty foods frequently don't require refrigeration to prevent spoilage because they have
  1.    insufficient nutrients
  2.    low pH
  3.    high concentration of solutes
  4.    toxic alkaline chemicals
 Discuss Question
Answer: Option C. -> high concentration of solutes
Question 98. . Complete destruction of the microorganisms is commonly known as
  1.    disinfection
  2.    sterilization
  3.    antisepsis
  4.    none of these
 Discuss Question
Answer: Option C. -> antisepsis
Question 99. .  Which of the following compounds are commonly used as general antiseptics to treat cuts and scratches?
  1.    Aldehydes
  2.    Ethylene oxide
  3.    Halogens
  4.    None of these
 Discuss Question
Answer: Option C. -> Halogens

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