Organophosphates inhibit cholinesterase. Which of the following is a cholinesterase inhibitor?

$Pseudomonas$ $cola$ causes:

The chemicals which are "pro-life" with reference to human beings:

Identify the organism that is inconsistent with the host's habitat.

Which disease has been eradicated from India?

Which of the following statements are correct?
$(1)$ Yoga is practiced to achieve physical and mental health.
$(2)$ Infectious diseases are very common; all of us have suffered from one or the other at some time.
$(3)$ $AIDS$ is an infectious disease.
$(4)$ Cancer is a non-infectious disease.
$(5)$ $A$ healthy person contributes to economic prosperity.