Q3 of 35 Page 131

We are surrounded by smoke. Is this situation good for our health? Give reason.

No, this situation is not good for our health.

Reasons:


1. Smoke content above a particular level can causes allergy and irritation to the eyes and throat. High smoke content in air can also cause upper respiratory infections such as bronchitis and pneumonia.


2. Some contains pollutants. When air containing such pollutants are inhaled may lead to serious health problems affecting the functioning of lungs and the respiratory system.


3. Smoke causes serious respiratory diseases, heart disease, stroke and lung cancer etc.


4. Smoke leads to difficulty in breathing, wheezing, coughing, asthma and worsening of existing respiratory and cardiac diseases.


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ii) Define process 1.


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ii) Give a detailed account of your classification.

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