(a) It was diagnosed that Preeti suffers from Japanese encephalitis, which organ of Preety's body is affected?
(b) How are antibiotics effective in the treatment of some diseases?
(c) Will they help in curing Preeti's disease? Why?

(a) Explain why antibiotics are more effective in curing bacterial disease than viral diseases? (b) List two means of spreading of infectious disease.

Which part /s is likely to be effected in the ear when an individual feels giddiness , loss body balance and suffers from ear disease ?

(a) Doctor diagnosed that Radha was suffering from HIV -AIDS. List any two methods by which she might have contracted the disease. Name the organ affected by this disease. (b) List one general mode of prevention of jaundice. (c) It has been observed that despite the availability of the vaccine for Hepatitis A in the market, it may not be necessary to be given to children by the time they are 5 years old. Why?

A heavity bleeding and bruised road accident victim was brought to a nursing home . The doctor immediately gave him an injection to protect the patient's against a deadly disease. (a ) Write what did the docter inject into the patient's body . ( b) How do you think this injection would protect the patient againts the disease ? ( c) Name the disease against which this injection was given and the kind of immunity it provides .

A heavity bleeding and bruised road accident victim was brought to a nursing home . The doctor immediately gave him an injection to protect the patient's against a deadly disease. (a ) Write what did the docter inject into the patient's body . ( b) How do you think this injection would protect the patient againts the disease ? ( c) Name the disease against which this injection was given and the kind of immunity it provides .

A heavity bleeding and bruised road accident victim was brought to a nursing home . The doctor immediately gave him an injection to protect the patient's against a deadly disease. (a ) Write what did the docter inject into the patient's body . ( b) How do you think this injection would protect the patient againts the disease ? ( c) Name the disease against which this injection was given and the kind of immunity it provides .

A student visits a Hill station in North India during the summer vacations. He observes that some of the people in that area have swollen necks. (a) Name the disease from which the people with swollen necks are suffering. What is the cause of this disease ? (C) why is this disease more prevalent in hilly areas ? (d) What should be done to prevent this disease ?

Typhoid is caused by the attack of salmonella typhi. a. Is this a virus or bacteria? b. Which part of the body is affected by this disease? c. Name the test used for the diagnosis. d. Who is Typhoid Mary?