Which is the most important surface active disinfectants?


Amphoteric compounds


Cationic compounds


Non-ionic compounds


Anionic compounds

Answer: (b).Cationic compounds

Interact with the Community - Share Your Thoughts

Uncertain About the Answer? Seek Clarification Here.

Understand the Explanation? Include it Here.

Q. Which is the most important surface active disinfectants?

Similar Questions

Explore Relevant Multiple Choice Questions (MCQs)

Q. Which disinfectant would be most effective against Staphylococcus found in a blood spill?

Q. Which of the following substances can sterilize?

Q. Milk is pasteurized in batch method by keeping it at

Q. Preservation of foods by using salts and sugars works by

Q. Which of the following items could be sterilized by dry heat sterilization?

Q. Which of the following does not kill endospores?

Q. Which disinfectant was the most effective against Salmonella"?

Q. If a canning procedure is not properly followed, which type of microbe is most likely to grow in the canned food?

Q. Bactericidal concentration of phenol is

Q. Which of the following is most effective for sterilizing mattresses and plastic petri plates?

Q. Which of the following skin disinfectant(s) is/are most frequently used?

Q. All of the following are sporicidal except

Q. Which of the following describes the effect of ionizing radiation on microbes?

Q. The process of making an object free from living organisms including bacterial and fungal spores and viruses is known as

Q. Media containing spores and thermolabile constituents are sterilized by

Q. A(n)____is used to prevent infection by killing or inhibiting pathogen growth on animal tissues.

Q. One drawback to the use of ultraviolet light as a sterilizing agent is its

Q. Ethylene oxide is used to destroy or kill which of the following microbes?

Q. Which of the following was the first widely used antiseptic and disinfectant?

Q. If a 1:600 dilution of a test compound kills a standard population of Staphylococcus aureus in 10 minutes but not 5 minutes while a 1:60 dilution of phenol kills the population in the same time, what is the phenol coefficient of the test compound?

Recommended Subjects

Are you eager to expand your knowledge beyond Microbiology? We've handpicked a range of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of various subjects. Happy exploring!