Everyday Science – Respiration

The chest and abdominal cavities are separated by.

Diaphragm and intercostal muscles contract to help.

The rate of breathing is affected by the content of which gas ?

The voulum of air moving in and out of lungs during normal breathing is called.

O₂

is required in.

When there is a decrease in the concentration of oxygen in the blood,the rate of breathing.

Breathing through the nose is better because.

The muscles that are responsible for the breathing are.

The diaphragm assists respiration in.

The total capacity of lungs for accommodation is called.

The membranes that surround the lungs are called.

The outer surface of the lung is invested by.

Aquatic mammals breathe through their.

In Earthworms and leeches,gaseous exchange takes place through.

What are the respiratory organs for scorpions?

In the snails,the aquatic respiration is effected by.

The function of larynx which is placed above the trachea is to.

The respiratory center of the cell is.

In man, the lungs are absorbed by the blood pigment.

The

CO₂

from the tissues is brought back to the lungs by.

The cellular energy is made available in the form of.

The final product of anaerobic respiration is.

The inflammation of the respiratory path causes.

Exposure to carbon monoxide (from coal gas) is extremely dangerous and can kill a patient because.

Match List I with List II and select the correct answer using the codes given below the lists.
List I
(A) Food poisoning
(B) Stuff of life
(C) Oxyhaemoglobin
(D) Glycolysis
List II
(1) Anaerobic breakdown of glucose
(2) Botulinism
(3) Proteins
(4) Scarlet-red compound
(