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Questions  >>  CBSE XII  >>  Biology
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Q)

(i) How and at what stage does Plasmodium enter into a human body ? <br> (ii) Why does the victim show symptoms of high fever?<br> (iii)With the help of a flow chart only, show the stages of asexual reproduction in the life cycle of the parasite in the infected human.

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A)
(i) When an infected female Anopheles mosquito bites a person, the sporozoites are injected into the body.

(ii) The rupture of RBCs is associated with the release of a toxic substance, haemozoin, which is responsible for the chill and fever recurring every three to four days.

(iii)

 

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