Which is the particular type of drug that is obtained from the plant whose one flowering branch is shown here?

Identify the disease for which an arthropod vector is not required.

The main reason why antibiotics could not solve all the problems of bacteria-mediated diseases is:

Which of the following diseases requires avoiding contact with an infected person as a preventive measure?

Which one of the following pairs of diseases can spread through blood transfusion?

Read the statements carefully and determine how many statements provide correct information.
$(1)$ In innate immunity,the cellular barrier is represented by four main types of cells.
$(2)$ The $BCG$ vaccine contains live attenuated Mycobacterium.
$(3)$ In $G-6-P$ dehydrogenase deficiency,$RBCs$ start to disintegrate (hemolysis).
$(4)$ Nicotine stimulates the adrenal gland.