1) The main organ of human during breathing. a) Nose b) Trachea c) Lungs 2) Which of the following statement is true about exhalation? a) Air is taken into the lungs b) Air is expelled from the lungs c) The chest moves up 3) What waste is removed through this excretory organ? a) Oxygen b) Sweat c) Carbon dioxide 4) Which of the following is NOT TRUE about excretory organ and the waste product? a) anus - faeces b) kidney - urine c) skin - sweat 5) Which organs is the excretory organ that produces sweat? a) b) c) 6) What is the bad effect of this activity? a) Diabetes b) Obesity c) Lung cancer 7) The bad habit of humans. a) Listening to music b) Misuse of drugs c) Drink plenty of water 8) During inhalation, the air that enters the lungs has more .... a) oxygen b) carbon dioxide 9) Meaning of defecation. a) A process of removing waste products from the body. b) A process of expelling undigested food from the body. 10) During defecation, the faeces leave the body through .... a) kidney b) large intestine c) anus 11) What is the correct response? a) hand pulls away rapidly b) covers the hand c) close the eyes 12) The habits that can damage the sensory organs. a) Using a sharp object to clear earwax b) LIstening to music that is slow c) Reading magazines in the bright place 13) The rate of breathing for sleeping. a) low b) moderate c) high 14) The rate of breathing for swimming. a) low b) moderate c) high 15) What will happen if humans do not excrete and defecate? a) They will healthy b) They will sick c) They will stronger 16) Why the size of left lung is smaller than left lung? a) Heart is located on the right side b) Heart is located on the left side 17) Condition of the chest during inhalation. a) Chest moves upwards b) Chest moves downwards 18) The response when we heard the sound of thunder. a) Moving the hand away b) Startled c) Close the eyes 19) The importance of human response to stimuli. a) to avoid injury b) to avoid obesity c) to avoid hallucination 20) What happen if a person has difficulty to urinate? a) Constipation b) High blood preasure c) Kidney stones

SCIENCE QUIZ YEAR 4 : HUMANS

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