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1) Flu is caused by a. bacteria b. viruses c. insects d. dust
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2) Hair in nostrils help to a. inhale easily b. exhale easily c. clean air from dust d. make the air warm
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3) The main cause of 'asthma' is a. tobacco smoke b. pets c. exercise d. laughing
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4) The 'air' is made warm by a. hair in nostrils b. blood capillaries in nostrils c. water in the nose d. mucus in the nostrils
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5) The respiration that does not involve the presence of oxygen is known as a. aerobic respiration b. anaerobic respiration c. passive Respiration d. active respiration
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6) The number of chemicals found in a cigarette is a. 100 b. 200 c. 300 d. 400
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7) Tar is a chemical in a cigarette that causes a. asthma b. dizziness c. cancer d. addiction
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8) Due to carbon monoxide in cigarette, smoker feels a. tiredness and breathlessness b. anxiety c. stress d. sleepiness
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9) The 'air' that we breath, turns moist, by a. hair in nostrils b. blood capillaries in nostrils c. water in the nose d. mucus lining in nostrils
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10) Preventive measure for flu is a. medical checkup b. vaccination c. injection d. nebulization
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11) The most dangerous disease of respiratory system is a. asthma b. flu c. cold d. cough
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12) The contraction of bronchi causes a. flu b. cough c. fever d. asthma
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13) The scientific name for flu is a. influenza b. diarrhea c. pneumonia d. saptica
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14) 'Nicotine' is a drug which causes a. asthma b. dizziness c. cancer d. addiction
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15) The respiration that involves the presence of oxygen is known as a. aerobic respiration b. anaerobic respiration c. passive respiration d. active respiration
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16) When we exhale a. the diaphragm is pushed up and the rib cage is pushed downwards b. the diaphragm is pulled down and the rib cage is pushed downwards c. the diaphragm is pulled down and the rib cage is pulled upwards d. the diaphragm is pushed upwards and the rib cage is pulled upwards
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17) The common treatment for 'asthma' is a. injection b. inhaler c. nebulization d. surgery
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18) Due to the contraction of bronchi it is difficult to a. inhale b. exhale c. breathe d. cough
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19) A human body removes most of the water through a. urination b. breathing c. sweating d. working hard
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