Gaseous Exchange Study App | Class 10 Biology Notes e-Book PDF

Class 10 Biology MCQs (Grade 10) From Textbook

Class 10 Biology Exam MCQs – Practice Test 12 (Chapter 3)

Gaseous Exchange Notes Questions with Answers PDF Download – Test 12

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Learn Gaseous exchange Notes Questions and Answers PDF for science STEM education tools. Download the Gaseous Exchange Quiz Answers PDF e-Book, Ch. 3-12 to study Class 10 Biology Course. Practice Gaseous Exchange in Humans MCQ PDF, Gaseous Exchange Quiz Questions and Answers for science STEM education tools. Free Gaseous Exchange Study App: Download Class 10 Biology Notes App to gaseous exchange in humans, exchange of gases in humans, thoracic diseases, respiratory disorders test prep for biology teacher online platform.

Download Gaseous Exchange Study App with MCQ: "Thick muscular structure which is present below the pair of lungs is called"; with answers: diaphragm, epithelial muscles, intercostal muscles, and costal muscles. Practice Gaseous Exchange in Humans MCQ Questions, download Kobo e-Book (Free Chapter) to progress high school studies online.

Gaseous Exchange MCQs – Practice Test 12 PDF Download

MCQ 56: The thick muscular structure which is present below the pair of lungs is called:

  1. epithelial muscles
  2. diaphragm
  3. intercostal muscles
  4. costal muscles

MCQ 57: A human breath per minute is:

  1. 16-30 times
  2. 16-20 times
  3. 15-20 times
  4. 15-18 times

MCQ 58: The percentage of respiratory disorders is high in Pakistan due to more concentration of air:

  1. chemicals
  2. components
  3. gases
  4. pollution

MCQ 59: The kind of bronchitis in which inflammation develops in bronchi is called:

  1. chronic bronchitis
  2. coastal bronchitis
  3. intercostal bronchitis
  4. acute bronchitis

MCQ 60: The main goal in the prevention of lung cancer is eliminating:

  1. pollutants
  2. chemicals
  3. tobacco smoking
  4. harmful gases

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