Respiratory Volumes & Capacities

Tidal Volume: Volume of air inspired or expired during a normal respiration is known as “Tidal Volume”. Approximately 6000 to 8000 mL of air per minute is inspired or expired by a healthy man.

Organisms & Population

Q.1: _______________ is the most important ecologically relevant environment factor. a) Water b) Temperature


Q.1: Vertical distribution of different species occupying different levels is called _______________.

Human Physiology (Digestion & Absorption)

Q.1: The upper surface of the tongue has small projections called ___________. a) epiglottis b) papillae c) thecodont