Question

E.Coli is a rod-shaped bacterium present in ________

• A. Digestive tract of humans
• B. Respiratory tract of humans
• C. Urogenital tract of humans
• D. Excretory tract of humans

Answer 1

Answer:

A. Digestive tract of humans

Escherichia coli is a rod-shaped bacterium present in the digestive tract of warm-blooded animals like human beings and is responsible for the indigestion problems in humans.