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Class 11BiologyBreathing and Exchange of GasesDisorders of respiration system
Easy

''Emphysema'' is a condition in which.....

  • A
    Respiratory centers are blocked
  • B
    Lungs are filled with excessive fluid
  • C
    The alveolar walls are damaged
  • D
    There is excess $O_2$ in the lungs
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Class 11 Questions

Class 11

Biology Questions

Chapter

Breathing and Exchange of Gases

Subtopic

Disorders of respiration system

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