Biology
Which of the following is a respiratory pigment ?
- Melanin
- Haemoglobin
- Chlorophyll
- None of the above
Related Questions
The basic structural and functional unit of the lungs is :
- Pleura
- Alveolus
- Capillary
- Diaphragm
Vocal cords are found in :
- Larynx
- Gullet
- Pharynx
- Glottis
The muscular sheet which divides the body cavity into thorax and abdomen is termed as :
- Inner pleura
- Rib cage
- Outer pleura
- Diaphragm
Fill in the blanks with suitable words :
- The …………… emerges from the larynx down below in the neck.
- The inner lining of trachea consists of …………… epithelium.
- …………… end up into microscopic alveoli.
- The volume of chest cavity …………… during inspiration.
- The amount of …………… gas remains the same in the inspired air and expired air.