Q:
      
      
         
            
Sleeping sickness in man is caused by the organism
         
       
      
      
      
          
      
      
          Answer & Explanation
         Answer: D) trypanosoma         
         
Explanation: Trypanosoma is a protozoan animal. It lives as a parasite in the blood and later invades the cerebrospinal fluid to cause the sleeping sickness. This parasite is transmitted by the Tsetse fly.
       
      
      
      
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