1. Which of the following helps in digestion? A. Pancreatic juice B. Saliva C. Bile D. All of these   A   B    C   D   Hint Half-n-half Clue   2. _______ are formed by the division of trachea.   Bronchi   Bronchioles   Air sacs   Ureters   Half-n-half Clue   3. True or false: Exchange of air takes place in the lungs.   True   False   4. What is the name of the sac-like structure which stores urine?   Urinary Bladder   Ureter   Kidney   Stomach   Half-n-half Clue   5. Which of the following helps keep the human body cool? A. Respiration B. Mastication C. Perspiration D. Urination   A   B   C    D   Half-n-half Clue   6. Gastric juice is secreted by   stomach   liver   small intestine   pancreas   Half-n-half Clue   7. Which of the following is not a function of the large intestine? A. Absorption of water B. Formation of feces C. Churning of food D. Absorption of salts   A   B   C    D   Half-n-half Clue   Skip to Diagrammatic repr... ⇒