1. Voice box is the name given to the   larynx   trachea   pharynx   oral cavity   Hint Half-n-half Clue   2. Incisors are used for _______ the food.   cutting   chewing   tearing   grinding   Half-n-half Clue   3. What is the name of the sac-like structure which stores urine?   Urinary Bladder   Ureter   Kidney   Stomach   Half-n-half Clue   4. Which of the following helps in digestion? A. Pancreatic juice B. Saliva C. Bile D. All of these   A   B    C   D   Half-n-half Clue   5. _______ filter the blood to excrete harmful substances in the form of urine.   Kidneys   Lungs   Urinary bladder   Endocrine Glands   Half-n-half Clue   6. True or false: Exchange of air takes place in the lungs.   True   False   7. True or false: CO2 is formed as a waste product during respiration.   True   False