This act of introducing disease germs or infectious material into an area or substance is called:

Which of the following agents destroy insect larvae:

Which of the following halogens are used extensively as disinfectants: I flourine II chlorine III bromine IV iodine

Which of the following is a form of indirect contact?

This method of controlling microorganisms has various effects on cells depending on its wavelength:

You have 60 minutes to complete the test

Substances that kill fungi are called:

A microorganism that requires very little free oxygen is:

Sterilization does which of the following:

People that do not exhibit signs of illness, yet harbor pathogens are: