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

Class 10 Biology MCQs (Grade 10) From Textbook

Class 10 Biology MCQs – Practice Test 9 (Chapter 3)

Gaseous Exchange MCQs with Answers PDF Download – Test 9

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Learn Gaseous exchange Multiple Choice Questions (MCQs) with Answers PDF to enhance analytical skills. Download the Gaseous Exchange MCQs PDF e-Book, Ch. 3-9 to study Class 10 Biology Course. Learn Gaseous Exchange Quiz Questions and Answers for high school digital classrooms. Free Gaseous Exchange MCQs App: Download Class 10 Biology Study App to thoracic diseases, zoology, gaseous exchange in humans test prep to learn genetics online.

Study Gaseous Exchange MCQs App Download with MCQ: "Swelling of tubular walls and narrowing of tubes is"; with answers: bronchioles, tuberculosis, bronchitis, and asthma. Solve Thoracic Diseases MCQ Questions, download Google e-Book (Free Chapter) to enhance analytical skills.

Gaseous Exchange MCQs – Practice Test 9 PDF Download

MCQ 41: The swelling of tubular walls and narrowing of tubes is:

  1. tuberculosis
  2. bronchioles
  3. bronchitis
  4. asthma

MCQ 42: In animals and human beings, the lungs and the air passageway are two important parts of:

  1. respiratory system
  2. epidermal system
  3. excretory system
  4. cellular system

MCQ 43: Which of the following is the human breathing rate at rest?

  1. 30-40 times per minute
  2. 16-20 times per minute
  3. 12-18 times per minute
  4. 25-30 times per minute

MCQ 44: Which of the following is the respiratory surface in human beings?

  1. lungs
  2. alveolar ducts
  3. alveoli
  4. chest cavity

MCQ 45: The destruction of walls of the alveoli is:

  1. emphysema
  2. asthma
  3. pneumonia
  4. bronchitis

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