Sign in

NewNcertBiologyBreathing and Exchange of Gases

Assertion (A): Assertion (A): A person suffering from emphysema has a reduced surface area for gas exchange. Reason (R): Reason (R): Emphysema is characterized by the destruction of alveolar walls.
✓ Correct answer: A

Want the full step-by-step reasoning?

Practice thousands more Biology questions free on NewNcert
Start practicing →

Question ID #377904 · NewNcert