Question # 1

In wood seems and roots the gaseous:

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lenticels

epidermal cells

somata

micropyle

Which of the following is called voice box?

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Trachea

Larynx

Bronchi

Alveoli

In man the correct passage of air is:

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nostrils, nasal, cavit, pharynx, trachea, arynxl, bronchi, bronchioles alveolar,duct, aleoli

nostrils, nasal cavity, Pharynx, larynx , bronchi, trachea , bronchioles , alveolar duct, alveoli

Notrils , nasal, cavity, larynx, pharynx, trachea,bronchioles, alveolar, duct alveoli,

Nasal cavity, nostrils, larynx, pharynx, alveoli , trachea bronchi, bronchioles ,alveolar dict ,

The normal breathing rate in buman being is:

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10-40 times per minute

16-20 times per minute

30-40 times per minute

None of these

The length of trachia is __________ cm approximately:

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10

12

14

16

How many lobs are present in right lung?

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2

3

4

5

What type of blood vessels surrounds the alveoli?

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Artery

Arteriole

Capillary

Vein

The rate of breathing during exercise or other hard:= physical work is:

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10-20 times

20-30 times

30-40 times

40-50 times

In human which process occurs in alveoli?

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Tranport

Nutition

Gaseous Exchange

Reproduction

The respiratory centre is present in :

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Lungs

Brain

Nose

Muscles

Lungs are enclosed in a membrane called;

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peritonium

pleural membrane

epidermis pericardium

How many pairs of ribs in humans?

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12

24

26

30

The uncontrolled cell divisions in lungs tissue is called:

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bronchitis

emphysema

cancer

Asthma

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