1) Excretory system is also called as __________________________ a) circulatory system b) urinary system c) muscular system 2) The bean-shaped structure is called the ______________________________. a) urinary bladder b) urethra c) ureter d) kidney 3) They connect the kidney to the urinary bladder. a) ureter b) kidney c) urinary bladder d) urethra 4) It is a bag like muscular structure in which urine is stored temporarily. a) ureter b) kidney c) bladder d) urethra 5) It is a tube-like opening at the bottom of the urinary bladder through which urine is passed out. a) ureter b) urethra c) bladder d) kidney 6) Narrow tubes that lead out from each kidney. a) kidneys b) ureter c) urethra d) bladder 7) Their main job is to filter waste out of the blood in the form of urine.   a) kidney b) ureter c) urethra d) bladder 8) They are behind our stomach, one on each side of the spine. a) ureter b) kidney c) urethra d) urinary bladder 9) This compound helps in removal of waste a) water b) protein c) fats 10) This is an important component of the food in order to remove waste with ease. a) water b) fiber c) cotton d) protein

Excretory System

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