Overview

Concept Covered: Respiration, What is Respiration, Respiratory organ-nose, nasal cavity, Trachea, Bronchi, Lung, Respiratory activity seen by example, Air pipe, Human breathing rate is considered,
Science Respiration in Human Body: Part 1
7 min(s)
30 Dec 2019
Bodhaguru
Class 7
Hindi
Video
Concept Video