1.

Discuss with the help of examples the ways in which microorganisms can enter into the body

Answer»

1)If they enter from the air through nose,they are likely to reach the lungs.this is how tuberculosis causing bacterium enters the body.

2)If they enter through mouth,they can stay in the gut lining like typhoid causing bacteria or they may go to the liver like jaundice causing virus.

3) Through mosquito bites,they may enter the liver and then to RBCs like malaria causing microbes or they may reach to brain like Japanese encephalitis virus that causes brain fever.



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