STD 11 - 14. Breathing and exchange in gases — BIOLOGY STD 11 Science — Question
Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 14. Breathing and exchange in gases1 Mark
MCQ
Vital capacity of lung is $...........$
✓
IRV + ERV + TV
B
IRV + ERV
C
IRV + ERV + TV + RV
D
IRV + ERV + TV $-R V$
✓
Answer
Correct option: A.
IRV + ERV + TV
a Option (1) is the correct answer because vital capacity is the maximum volume of air a person can breathe in after forced expiration. This includes ERV, TV and IRV.
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