1. Bordetella pertussis   Bacteria causing Anthrax.   Worm causing Taeniasis.   Bacteria causing Pontiac fever.   Bacteria causing Whooping cough.   Hint Half-n-half Clue   2. Clostridium tetani   Worm causing Filaria (Elephantiasis).   Protozoa causing Blackwater fever.   Bacteria causing Tetanus.   Worm causing Guinea worm disease.   Half-n-half Clue   3. Plasmodium falciparum   Worm causing Filaria (Elephantiasis).   Bacteria causing Weil's disease.   Worm causing Guinea worm disease.   Protozoa causing Blackwater fever.   Half-n-half Clue   4. Entamoeba histolytica   Worm causing Ascariasis.   Worm causing Taeniasis.   Worm causing Guinea worm disease.   Protozoa causing Amoebic dysentery (Amoebiasis).   Half-n-half Clue   5. Human Immunodeficiency Virus (HIV)   Bacteria causing Tetanus.   Virus causing Acquired Immune Deficiency Syndrome (AIDS).   Bacteria causing Scarlet fever.   Worm causing Filaria (Elephantiasis).   Half-n-half Clue   6. Legionella pneumophila   Bacteria causing Weil's disease.   Bacteria causing Diphtheria.   Bacteria causing Pontiac fever.   Bacteria causing Anthrax.   Half-n-half Clue   7. Ascaris lumbricoides   Virus causing German measles.   Worm causing Ascariasis.   Worm causing Guinea worm disease.   Bacteria causing Weil's disease.   Half-n-half Clue