Which organism helps to convert milk into curd?

Extremely small living things which can be seen only with a microscope are called:

Round, itchy rash on the skin is a symptom of which disease?

Vomiting and passing of watery stool are the symptoms of which disease?

Which of the following is responsible for food poisoning (Botulism) caused by eating canned food materials?

Disease causing microorganisms are generally called:

Dengue virus is spread by:

Which of the following diseases is not spread by mosquito?

Leprosy is caused by:

The ability of the body to protect itself by killing the germs that enter it before they increase to large numbers is called: