Which of the following region of the human alimentary canal does not produce any digestive enzyme?
Oesophagus
Small intestine
Mouth
Stomach
Oesophagus is a tube which simply conducts food from the throat to the stomach. It does not produce any digestive enzyme.
Which of the following regions of the human alimentary canal does not produce any digestive enzyme?
Which part of alimentary canal does not secrete any enzyme but digestion happens?
Which of the following does not have any alimentary canal?