Page 2 - HA

(iii) Blood should be screened before transfusion.
(a) Influenza
(b) AIDS
(c) Cholera
(d) Fractured bone
9 For the prevention of the dehydration, the patient is advised to take Oral
Rehydration Solution (ORS). The main components of ORS solution are:
(a) Sodium chloride, sodium bicarbonate, potassium chloride, glucose, sucrose
and water
(b) Sodium chloride, sodium carbonate, potassium chloride, glucose,sucrose and
water
(c)Sodium carbonate, sodium bicarbonate, potassium chloride, glucose,sucrose
and water
(d) Sodium chloride, sodium bicarbonate, potassium chloride, glucose,sucrose
and water
10 Who among the following discovered vaccine for smallpox?
(a) Louis Pasteur
(b) Edward Jenner
(c) Charles Darwin
(d) Gregor Mendel

Subjective

1. What is immunization? 1 E
2. What precautions will you take at school to reduce the incidence of 1 E
infectious diseases?
3. Name the Protozoa that cause (a) Sleeping sickness (b) Kala-azar 1 Av
4. What does the severity of disease manifestation depend on? 3 Av
5. A mother who had suffered from chicken pox in her childhood, is now 3 D
taking care of her child, who is suffering from the same disease. What
are the chances of her mother having chicken pox? Explain.
6. Write the symptoms and diseases associated with the following: 3 D
(a) When microbes attack the lungs
(b) When the virus enters the liver