Download App

Breathing and Exchange of Gases — BIOLOGY STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYBreathing and Exchange of Gases1 Mark
MCQ
The function of surfactant is$/$ are:
  • A
    Facilitating lung expansion
  • B
    Maintaining the stable size of the alveoli
  • C
    To reduce the surface tension on the alveoli
  • ✓
    All of the above
✓

Answer

Correct option: D.
All of the above

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from Breathing and Exchange of Gases→Breathing and Exchange of Gases — all question types→BIOLOGY STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

Assertion: $WBCs$ accumulate at site of wounds by diapedesis.
Reason: It is squeezing of leucocytes from endothelium.
→
Parenchymatous structure with intercellular spaces is
→
Bryophytes are amphibians because:
→
Why the rate of photosynthesis declines at very strong light intensities. It may be due to
→
The rate of water evaporation doubles for every temperature rise of:
→
How many $ATP$ and $NADPH$ molecule will be required to make one molecule of glucose in $C_3$ path?
→
Ureotelism is found in
→
....... is a chronic disorder in which alveolar walls are damaged due to which respiratory surface is decreased.
→
Who is popularly known as the 'Father of Phycology'?
→
Which of the following are the symptoms of hypersecretion of insulin?

$I$. Hypoglycemia   $II$. Sweating   $III$. Irritability   $IV$. Glycosuria

Option with correct combination is

→