(C) The amount of $CO_{2}$ in expired (exhaled) air is approximately $4.4 \%$.Atmospheric air (inhaled air) contains about $0.04 \%$ $CO_{2}$.Exhaled

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

(C) The amount of $CO_{2}$ in expired (exhaled) air is approximately $4.4 \%$.Atmospheric air (inhaled air) contains about $0.04 \%$ $CO_{2}$.Exhaled air contains about $4 \%$ to $4.5 \%$ $CO_{2}$.Therefore,exhaled air contains approximately $100$ times the concentration of $CO_{2}$ compared to inhaled air.

Class 11 Biology Breathing and Exchange of Gases Exchange of gases

Easy

Amount of $CO_{2}$ in expired air is about (in $\%$)

A
$0.04$
B
$0.03$
C
$4.5$
D
$2.1$

Explore More

Browse All

Question Bank

All Subjects

Class 11 Questions

Class 11

Biology Questions

Chapter

Breathing and Exchange of Gases

Subtopic

Exchange of gases

Almost the same $pCO_{2}$ in humans is found in

Medium

View Solution

Which of the following factors is most necessary for an efficient respiratory surface?

Medium

View Solution

Mammalian lungs have an enormous number of minute alveoli (air sacs). This is to allow:

Medium

View Solution

Through which process is oxygen transported from the lungs to the tissues?

Easy

View Solution

Body cells must continuously receive $P$ and release $Q$ produced by the cells. What are $P$ and $Q$ in the given statement?
$P \quad Q$

Medium

View Solution

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial

For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free

For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo

Amount of $CO_{2}$ in expired air is about (in $\%$)

Similar Questions

Almost the same $pCO_{2}$ in humans is found in

Which of the following factors is most necessary for an efficient respiratory surface?

Mammalian lungs have an enormous number of minute alveoli (air sacs). This is to allow:

Through which process is oxygen transported from the lungs to the tissues?

Body cells must continuously receive $P$ and release $Q$ produced by the cells. What are $P$ and $Q$ in the given statement?$P \quad Q$

Vedclass Test Series

Exam Paper Generator

Online Exam Module

Body cells must continuously receive $P$ and release $Q$ produced by the cells. What are $P$ and $Q$ in the given statement?
$P \quad Q$