Which of the following is a respiratory gas?

  • A
    Oxygen
  • B
    Carbon dioxide
  • C
    Both $A$ and $B$
  • D
    None of these

Explore More

Similar Questions

What is the last step involved in respiration?

The total pulmonary ventilation is related to the metabolic rate of the body as:

Assertion: In mammals,a complex respiratory system has developed.
Reason: Mammalian skin is impermeable to gases.

Read the steps of respiration and arrange them in the correct sequence.
$I$ - Transport of gases by blood.
$II$ - Utilization of $O_2$ by cells for catabolic reactions and release of $CO_2$.
$III$ - Diffusion of gases across the alveolar membrane.
$IV$ - Diffusion of $O_2$ and $CO_2$ between blood and tissues.

Which of the following plants is able to show rolling of leaf during the middle of the day?

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