Ans. Some examples of bacterial diseases and their pathogens include:- Tuberculosis, caused by the bacteria Mycobacterium tuberculosis.- Pneumonia, which can be caused by different bacteria such as Streptococcus pneumoniae or Haemophilus influenzae.- Urinary tract infections, often caused by Escherichia coli.- Staphylococcus aureus, which can cause skin infections, pneumonia, and other illnesses.