Breathing and Exchange of Gases

Breathing and Exchange of Gases

Moderate Questions
Difficult Questions

Advanced Zoology

Animal Kingdom
Structural Organisation in Animals
Digestion and Absorption
Breathing and Exchange of Gases
Body Fluids and Circulation
Excretory Products and their Elimination
Locomotion and Movement
Neural Control and Coordination
Chemical Coordination and Integration
Human Reproduction
Human Health and Disease
Biotechnology Principles and Processes
Biomolecules (Zoology)
Evolution (Zoology)
Biotechnology and its Applications
Reproductive Health
  1. Lungs are made up of air-filled sacs, the alveoli. They do not collapse even after forceful expiration, because of:








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    Volume of air present in lungs after forceful expiration as residual volume prevents the collapsing of alveoli.

    Correct Option: D

    Volume of air present in lungs after forceful expiration as residual volume prevents the collapsing of alveoli.