Question # 1

Plasma proteins carry about____________% CO2 from body fluids to lungs.

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1%

2%

4%

5%

All are made up of cartilage except

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Trachea

Bronchiole

Larynx

Bronchi

During photorespiration, glycine is converted into serine in the

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Golgi bodies

Chloroplast

Mitochondria

Ribosome

When blood leaves the capillary bed most of the carbon dioxide is in the form of

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Carbonate ions

Bicarbonate ions

Hydrogen ions

Hydroxyl ions

Breakdown of Alveoli of lungs is called.

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Asthma

Lungs cancer

Emphysema

Tuberculosis

How much air can lungs when they are fully inflated

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5 liters

4 liters

3.5 liters

4.5 liters

Emphysema is the breakdown of

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Trachea

Bronchi

Alveoli

Bronchioles

Tiny thin walled ducts called parabronchi are present in the lungs of.

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Mammals

Reptile

Birds

Amphibians

A liter of H2O contains ml of oxygen.

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10

20

30

40

More than ten compounds of tar of tobacco smoke are included in causing.

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Cancer

Asthma

Emphysema

Tuberculosis

Heart burn is a painful sensation in the

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Stomach

Small intestine

Chest cavity

Pharynx

The irritant substances of smoke generally cause

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Smoker's hiccough

Smoker's sneeze

Smoker's yawing

Smoker's cough

During exercise the breathing rate may rise to

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30 times per minute

20 times per minute

25 times per minute

35 times per minute

100 ml of arterial blood of human being contains CO2

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50 ml

54 ml

56 ml

58 ml

Why hemoglobin is 98% saturated, the oxygen content per 100 ml of blood is.

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19.6 ml

18.6 ml

17.6 ml

16.6 ml

The normally human blood absorbs the amount of oxygen at sea level is about

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200 ml/100 ml of blood

20 ml/100 ml of blood

19.6 ml/100 ml of blood

02 ml/100 ml of blood

_____ is more important regulator of breathing process.

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Oxygen

Carbon di oxide

Myoglobin

Hemoglobin

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