1. Bag like structure in which urine is stored.   Urinary Bladder   Stomach   Ureter   Kidney   Hint Half-n-half Clue   2. Identify urethra in this diagram.   1   2   3   4   Half-n-half Clue   3. Formation of urea occurs in   Kidneys   Pancreas   Small intestine   Liver   Half-n-half Clue   4. Which of these is not an excretory organ: intestine, lungs, thyroid or kidneys?   Thyroid   Lungs   Intestine   Kidneys   Half-n-half Clue   5. 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   6. True or false: Kidneys contain 10-12 million nephrons.   True   False   7. Tuft of capillaries inside the Malpighian body is known as   Renal artery   Glomerulus   Nephron   Collecting ducts   Half-n-half Clue