Question

(iv)
What is the vital capacity of Lungs.
A) 3.5 to 4.5 litres,
B) 4.5 to 5.5 litres
C) 5.5 to 6.5 litres
D) 2.5 to 3.5 litres​

Answer 1

Answer:

approx 4.8 liters

so the ans must be option A