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Health and Hygiene — BIOLOGY STD 8 — Question

ICSE BoardEnglish MediumSTD 8BIOLOGYHealth and Hygiene4 Marks
Question
How does an infection spread by contact ?
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Answer

Spread through contact $–$ Many infections are carried from a wound on the body surface or body opening of one person to another by direct contact. Athlete’s foot, a fungal disease spreads by direct contact. Certain diseases spread b.y indirect contact. These diseases spread by consuming contaminated food and using articles previously handled by infected people.
Drinking glasses, coins, currency, door handles and many other things handled everyday can be source of infection. Ringworm, a skin disease spreads by direct or indirect contact with the patient. Intestinal infections and various viral infections like chickenpox and measles often spread rapidly to the entire family through direct as well as indirect contact.
Conjunctivitis, a viral disease which affects the eyes also spreads very fast. You may have experienced in your class that if one child suffering from conjunctivitis attends school without taking necessary precautions soon many children of the class get infected.

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