1) Which of our organs does movement have the greatest effect on? a) Liver b) Lung(s) c) Heart d) Kidney 2) The reason we have muscle fever is because this substance is overproduced in our muscles: a) Sulfuric acid b) Formic acid c) Phosphoric acid d) Lactic acid 3) What is the recommended number of steps per day according to scientists? a) 3000-4000steps b) 5000-7500steps c) 500-1500steps d) 12000-14000steps 4) According to scientists, how many liters of water is consumed per day? a) 1-2liter b) 6-7liter c) 3-4liter d) 8-9liter 5) How many times a week should a normal person exercise on average? a) 8-9 times a week b) 1-2 times a week c) 3-4 times a week d) 5-6 times a week 6) What happens to our joints when we exercise regularly? a) Remain supple b) Break c) Wear out d) They becoma rare 7) What happens to our heart when we exercise? a) Gets stronger b) Wear out c) Stops d) Gets tired 8) Which sport is the best for your spine and your muscles? a) Boxing b) Swimming c) Formula 1 d) Running

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