One good example of an 'antiseptic' is

Select the correct option to fill up the blanks.
$(i)$ Diseases which are easily transmitted from one person to another,are called $.....$ diseases.
$(ii)$ In human body,parasite of malaria initially multiplies within the $........$ and then attack the $......$
$(iii) ......$ is the yellowish fluid secreted by mother during the initial days of lactation.
$(iv) ......$ and $.......$ are the primary lymphoid organs.

The discovery of antibiotics is considered a significant achievement of which century?

What is a vector?

Which of the following is very important for maintaining good health?

$A$ state of malfunctioning of the body or parts of the body with specific signs and symptoms is known as.........