Question # 1

Lungs are enclosed in a membrane called;

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peritonium

pleural membrane

epidermis pericardium

When the "World no tobacco day" is celebrated?

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30 June

31 June

11 January

None of these

Most of the gaseous exchange in a leaf occurs through.

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Stomata

General surface

Cuticle

lenticels

What type of blood vessels surrounds the alveoli?

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Artery

Arteriole

Capillary

Vein

The uncontrolled cell divisions in lungs tissue is called:

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bronchitis

emphysema

cancer

Asthma

The primary chemical stimulus for breathing is the concentration of.

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Carbon dioxide in blood.

Oxygen in blood

Carbon oxide in muscles

Oxygen in muscles.

All the alveoli of one side unite to form:

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Lung

Kidney

Thorax

Chest Box

In which of the following disease, the patient has usually lost 50% to 70% of his/her lung tissue when symptoms appears?

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Pneumonia

Asthma

Emphy sema

Bronchitis

During exercise or other hard physical works the breathing rate may increase up to.

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30-40 times per minute

50-60 times per minute

60-70 times per minute

70-80 times per minute

Amount of carbon dioxide in inspired air is:

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16%

0.04%

4%

None of these

Which kind of blood vessels are present around the alveoli?

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Artery

Capillary

Arteriole

Veins

Every year "World Day" is celebrated on:

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31 May

30 May

31 March

21 March

The respiratory disease that is the destruction of the walls of Alveoli is;

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Asthma

Pneumonia

Emphysema

Bronchitis

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Biology 10th Class English Medium Chapter 10 Online Test MCQs With Answers

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