Class 10 Biology MCQs (Grade 10) From Textbook

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

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The MCQ: The swelling of tubular walls and narrowing of tubes is; "Gaseous Exchange MCQs" App Download [Free] with answers: bronchioles, tuberculosis, bronchitis, and asthma to study online schools courses. Solve Thoracic Diseases MCQ Questions, download Google e-Book (Free Chapter) for online certificate courses.

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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