NEETZoologyBreathing and Exchange of Gases
Organ Structure A. Trachea 1. Thin walled sacs B. Alveoli 2. Vocal cords C. Diaphragm 3. Dome shaped muscle D. Larynx 4. C- shaped cartilage rings
Options
- AA-1;B-4;C-3;D-2
- BA-4;B-1;C-3;D-2
- CA-4;B-3;C-1;D-2
- DA-4;B-1;C-2;D-3
Correct answer
B. A-4;B-1;C-3;D-2
Step-by-step solution
The trachea has C-shaped cartilage rings. Alveoli are thin-walled sacs for gas exchange. The diaphragm is a dome-shaped muscle that aids in breathing. The larynx contains the vocal cords.