1. Which of these is not a normal constituent of urine: sugar, urea or creatinine?   Urea   Creatinine   Sugar   Hint Half-n-half Clue   2. Main function of the _______ is to filter the wastes from the blood and excrete them in the form of urine.   Kidneys   Endocrine glands   Urinary Bladder   Lungs   Half-n-half Clue   3. Which of these is not a function of kidneys? A. Maintenance of acid base balance. B. Excretion of nitrogenous waste products. C. Temperature regulation. D. Maintenance of water balance.   A   B   C   D   Half-n-half Clue   4. Identify urethra in this diagram.   1   2   3   4   Half-n-half Clue   5. Bag like structure in which urine is stored.   Ureter   Urinary Bladder   Stomach   Kidney   Half-n-half Clue   6. Which is not true regarding kidneys? A. They do not have any capsule. B. They are bean shaped and reddish brown in color. C. Each kidney is divided into 2 parts - cortex and medulla. D. They are the main excretory organs.   A   B   C   D   Half-n-half Clue   7. True or False: Malpighian body is a part of nephron.   True   False