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Non-Specific Defence Mechanism
The non-specific defence mechanism is implemented for different types of infections. It resists infection in two ways, firstly, by blocking the entry of pathogens into the body i.e. through external mechanism and secondly by destroying the microbes, if they enter the body through means other than the antibodies. Let us get to know about these external and internal defence mechanisms.
Pollution due to Radiations: Hazards of nuclear radiations are extremely serious, because they upset the genetic make up of the living beings. Environmental pollution from
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give examples for one energy transformed to another energy
The Water Cycle Heat some water unless it is near the boiling point. Place it in a drinking glass and rotate the glass so as to moisten the sides right to the top. Place some v
Explain Specific Defence Mechanism In the section on white blood cells, we learnt that whenever a germ or infection enters our body, the WBCs snap to attention and destroy the
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