Those diseases which spread by the air , water or any other medium is known as communicable diseases.
Alveoli small balloon-like structures which are responsible for the oxygen exchange in the lungs across the membranes. These are attached to the branches of the bronchial passages. These alveoli inflate and deflate with inhalation and exhalation. Answer is C.
A dehumidifier. They work similar to an air conditioner. Warm moist air goes in, is cooled and dried, then exits back into the air.
Answer:
Yes.
Explanation:
The alimentary canal comprises the <em>mouth, pharynx, esophagus, stomach, small and large intestines, rectum and anus</em>. Digestion of starch takes place in the mouth, partially in the stomach, and the small intestine. Starch breaks down into sugar and sugar is broken down into glucose in the small intestine which is then released into the blood stream. Therefore the digestion of both starch and sugar takes place in the alimentary canal.
