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

  • question_answer
      What is meant by hydrophobia (rabies)? Write its four symptoms. Suggest four preventive measure to check this disease.

    Answer:

                                    Hydrophobia is an acute viral disease of nervous system of warm-blooded animals. It is usually transmitted by the bite of a rabid animal.        Its symptoms are (i) Mental depression for a short period. (ii) Painful contraction of muscles of throat and chest. (iii)Severe headache.     (iv) Fear from water.                       Its preventive measures are (i) Compulsory immunisation of stray dogs and cats should be done. (ii) A rabid animal shows excessive salivation and tries to seek isolation after bite. Such mad animals should be killed. (iii) Cleaning of wound with medicated soap and water immediately after the dog bite should be done. (iv) A doctor should be immediately consulted for application of anti-rabies vaccine. 


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