Chapter 10 – Respiration in Organisms

A film of moisture of appears on the surface of the mirror when we:

The vital biological process of organisms is:

The mountaineers carry oxygen with them because:

We feel hungry after a physical activity because we need:

A person can hold air in the lungs is:

The percentage of oxygen in exhaled air is:

The percentage of oxygen in inhaled air is:

The percentage of CO2 in inhaled air is:

The respiratory organs of human beings are:

The process of respiration leads to the release of energy in:

The absorb oxygen dissolved in water:

The respiratory organ of birds are:

Air exhaled:

After exercise:

Air enters the lungs when:

Roots take up air from the air spaces present between the:

If a potted plant is over watered, the roots will:

The rate of exchange of gases in plants is not as fast as in:

Insects have small openings on the outside of their bodies. These openings are called:

Exchange of gases take place through small openings on the surface of the leaves are called:

The process of intake of oxygen and exhalation of carbon dioxide is:

Ribs move down and inward to decrease space in chess cavity during:

In Cockroaches air enters the body through:

During heavy exercise, we get cramps in legs due to accumulation of:

Normal range of breathing rate per minute in an average adult person at rest is:

During exhalation the ribs:

During inhalation the ribs:

In fish air enters the body through:

Earthworm respires through

The energy giving process is

Which disease is linked to smoking ?

The air tubes present in insects are:

The reason of cramps in legs is:

In mammals the respiratory organ is:

Which one of the following is an anaerobic organism ?

The percentage of carbon dioxide in exhaled air is:

The size of chest cavity increases during:

Frogs breathe through their skin as well as:

The end products of anaerobic respiration are:

The end products of an aerobic respiration are:

These organisms survive in absence of air are known as:

Respiration taking place in cells is:

The muscles of legs can be relieved by:

A large muscular sheet farming the floor of chest cavity is:

The size of chest cavity decreases during:

Which part of nose prevents the passage of smoke dust inside the body: