Breathing and Exchange of Gases questions
457 published questions with worked solutions.
- Lungs are made up of air-filled sacs the alveoli. They do not collapse even after forceful expiration, because of :
- Which of the following options correctly represents the lung conditions in asthma and emphysema, respectively?
- Match the items given in Column I with those in Column II and select the correct option given below: Column I (a) Tidal volume...
- Which of the following is an occupational respiratory disorder?
- Due to increasing air-borne allergens and pollutants, many people in urban areas are suffering from respiratory disorder causing...
- Tidal Volume and Expiratory Reserve Volume of an athlete is 500 mL and 1000 mL, respectively. What will be his Expiratory...
- In humans, respiration occurs in the following steps. Arrange these steps in the correct order. A. Diffusion of O_2 and CO_2...
- Match List-I with List-II. List-I (Respiratory Volume) A. ERV (Expiratory Reserve Volume) B. RV (Residual Volume) C. IRV...
- Match List I with List II: List I A. Molluscs B. Reptiles C. Adult amphibians D. *Amoeba* List II I. Pulmonary respiration only...
- In water, frogs respire using _____.
- Sponges exchange O_2 with CO_2 by _____.
- In which of the following animals, respiration occurs without any respiratory organ?
- Which type of respiratory organs are present in spiders and scorpions?
- Mosquito receive air through
- Which of the following respires through gills?
- Book lungs are respiratory organs in
- Book lungs are respiratory organs in
- In which animal does the diaphragm have no role in respiration?
- Book lungs and look (book) gills are found in which of the following animals, respectively?
- In man and mammals, air passes from outside into the lungs through
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