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प्रश्न
Why is the immune system essential for our health?
उत्तर
The immune system of our body acts as a defence mechanism to fight against pathogenic microbes. It has cells that are specialised to kill infecting microbes and protect us from diseases. The immune cells manage to kill oh the infection long before it assumes major proportions. A strong immune system is thus essential to keep us healthy.
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संबंधित प्रश्न
State any two conditions essential for good health.
State any two conditions essential for good health and two conditions essential for being free of disease?
Are the answers to the above questions necessarily the same or different? Why?
What can be achieved/can be prevented?
Drinking boiled and filtered water.
Explain briefly the role of the following aids:
Vaccines
Define giving one example :
Antiseptic
Differentiate between: Antiseptic and Disinfectants.
Name the Following: The ability of a body to resist or tolerate the infections from micro-organisms.
Mention, if the following statement is True or False. If false rewrite the statement in its correct form:
Rabies is a viral disease caused by the bite of a mad dog.
Mention, if the following statement is True or False. If false rewrite the statement in its correct form:
Roundworms (Ascaris) lives in the human intestine.
Give the meaning of the term personal hygiene.
