A person is suffering from chest pain, breathlessness, loss of body weight, persistent cough and produces blood stained sputum.Who discovered this disease ?

A person is suffering from chest pain, breathlessness, loss of body weight, persistent cough and produces blood stained sputum. Name the disease and its causative agent.

A person is suffering from chest pain, breathlessness, loss of body weight, persistent cough and produces blood stained sputum.Name the vaccine used to prevent this disease.

A person is suffering from chest pain, breathlessness, loss of body weight, persistent cough and produces blood stained sputum.Mention two means of its transmission.

In a group of 400 people, 160 are smokers and non-vegetarian, 100 are smokers and vegetarian and the remaining are non-smokers and vegetarian. The probabilities of getting a special chest disease are 35%, 20% and 10% respectively. A person is chosen from the group at random and is found to be suffering from the disease. What is the probability that the selected person is smoker and non vegetarian ?

These questions consist of two statements each,printed as Assertion and Reason.While answering these questions you are required to chose any one of the following four responses. If both Assertion and Reason are true and Reason in correct explanation of Assertion. If both assertion and Reason are true but reason is not correct explanation of Assertion. If Assertion is true but Reason is false. If both Assertion and Reason are false. Assertion:Persons suffering from haemophilia fail to produce blood clotting factor VIII. REason:Prothrombin producing platelets in such persons are found in very low concentration.