निम्नलिखित में से कौन सा एक पुराना (क्रोनिक) रोग नहीं है जो आमतौर पर जीवनशैली के कारकों से जुड़ा होता है?

Which of the following groups consists exclusively of diseases caused by bacterial infections?

Which of the following groups of biological agents are the primary carriers in contaminated water that cause waterborne diseases such as cholera, typhoid fever, and dysentery?

Identify the bacterial disease from the following options: