Multiple choice Which one of the following diseases is caused by bacteria? Chickenpox Poliomyelitis Influenza Tuberculosis Reveal answer Fill a bubble to check yourself D Correct answer Explanation Tuberculosis is caused by the bacterium Mycobacterium tuberculosis. Chickenpox is caused by varicella-zoster virus, poliomyelitis by poliovirus, and influenza by the influenza virus - all are viral diseases.