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Which of the following is a liquid form of formaldehyde that can be used as a disinfectant:

A living organism that is capable of transmitting infections by carrying the disease agent on its external body parts or surfaces is a(n) ______________vector.

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

This foreign substance stimulates the formation of antibodies that react specifically with it:

Which of the following is the most plentiful chemical compound in cytoplasm:

Sterilization does which of the following:

Antiseptics are used to kill microorganisms on which of the following: I   surgical instrumentsII floorsIII skinIV embalming tables

Substances that kill fungi are called:

A microorganism that requires very little free oxygen is:

Which of the following agents destroy insect larvae: