9th Class Science Why do we fall Ill? Question Bank 9th CBSE Science Why do we fall Ill?

  • question_answer
         Give an account of malaria, giving its causative agent, symptoms and control measures.

    Answer:

                        Malaria is caused by a protozoan Plasmodium and spread by female Anopheles mosquito. Symptoms of malaria are                            (i) High fever with specific pattern of cold, hot and sweating stage. (ii) Severe body ache (muscular pain).               The controlling measures of malaria are (i) Using insect repellent and mosquito net. (ii) Covering open drain with kerosene oil. (iii) Using prescribed dose of quinine to control malaria.  


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