Define the following:
Tidal volume

Important Questions on Respiratory System

EASY

9th ICSE

IMPORTANT

Innovative Biology>Chapter 14 - Respiratory System>Section EXERCISES>Q 6

Define the following:
Vital capacity

MEDIUM

9th ICSE

IMPORTANT

Innovative Biology>Chapter 14 - Respiratory System>Section EXERCISES>Q 6

Define the following:
Residual air

MEDIUM

9th ICSE

IMPORTANT

Innovative Biology>Chapter 14 - Respiratory System>Section EXERCISES>Q 6

Define the following:
Dead space air

MEDIUM

9th ICSE

IMPORTANT

Innovative Biology>Chapter 14 - Respiratory System>Section EXERCISES>Q 7

Why do alveoli walls have moist surface?

MEDIUM

9th ICSE

IMPORTANT

Innovative Biology>Chapter 14 - Respiratory System>Review QUESTIONS>Q 1

The largest quantity of air that can be expired after a maximum inspiratory effort is called

MEDIUM

9th ICSE

IMPORTANT

Innovative Biology>Chapter 14 - Respiratory System>Review QUESTIONS>Q 2

The mammalian lungs contain an enormous number of minute alveoli that provide

EASY

9th ICSE

IMPORTANT

Innovative Biology>Chapter 14 - Respiratory System>Review QUESTIONS>Q 3

The respiratory mechanism is controlled by

EASY

9th ICSE

IMPORTANT

Innovative Biology>Chapter 14 - Respiratory System>Review QUESTIONS>Q 4

The O₂, content present in the air that we expire is