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What is allergy? What are symptoms? How it can be prevented?

Briefly write causes symptoms prevention and cure of any one of the following diseases : (a) Bronchitis (b) Bronchial asthma (c ) Pnemonia (d ) Emphysema ( e) Occupational lung disorders.

Write notes on : (a) Vaccination (b) Causes of diseases (c) Signs and symptoms of diseases (d) Means of spread of infectious diseases.

In the following questions, you have two passages with 5 questions in each passage. Read the passages carefully and choose the best answer to each question out of the four alternatives. PASSAGE -1 The World Health Organisation is briefly called W.H.O. It is a specialised agency of the United Nations and was established in 1948. International health workers can be seen working in all kinds of surroundings: in deserts, jungles, mountains, coconut groves, and rice fields. They help the sick to attain health and the healthy to maintain their health. This global health team assists the local health workers in stopping the spread of what are called communicable diseases, like cholera. These diseases can spread from one country to another and so can be a threat to world health. W.H.O. assists different national health authorities not only in controlling diseases but also in preventing them altogether. Total prevention of diseases is possible in a number of ways. Everyone knows how people, particularly children, are vaccinated against one disease or another. Similarly, most people are familiar with the spraying of houses with poisonous substances which kill diseasc-carrying insects. "Total prevention of diseases is possible in a number of ways". The author has given illustrations of:

In the following questions, you have two passages with 5 questions in each passage. Read the passages carefully and choose the best answer to each question out of the four alternatives. PASSAGE -1 The World Health Organisation is briefly called W.H.O. It is a specialised agency of the United Nations and was established in 1948. International health workers can be seen working in all kinds of surroundings: in deserts, jungles, mountains, coconut groves, and rice fields. They help the sick to attain health and the healthy to maintain their health. This global health team assists the local health workers in stopping the spread of what are called communicable diseases, like cholera. These diseases can spread from one country to another and so can be a threat to world health. W.H.O. assists different national health authorities not only in controlling diseases but also in preventing them altogether. Total prevention of diseases is possible in a number of ways. Everyone knows how people, particularly children, are vaccinated against one disease or another. Similarly, most people are familiar with the spraying of houses with poisonous substances which kill diseasc-carrying insects. "W.H.O. assists different national health authorities not only in controlling diseases but also in preventing them, altogether". The above sentence implies that: