Which of the following disease is caused by a virus?
∙ Dengue is caused by a virus and it's mode of transmission is through mosquito. It causes a severe flu-like illness and sometimes causes a potentially lethal complication called severe dengue that may lead to death. The common symptoms of dengue include nausea, vomiting, rash, aches and pains in various body parts (eye pain, typically behind the eyes, muscle, joint, or bone pain). Symptoms of dengue usually last 2–7 days.
∙ Tuberculosis, cholera and typhoid are bacterial diseases.