Question # 1

Most of the gaseous exchange in a leaf occurs through:

Choose an answer

Stomata

General surface

Cuticle

Lenticels

Amount of carbon dioxide in inspired air is:

Choose an answer

16%

0.04%

4%

None of these

Smoking may also lead to the cancers in:

Choose an answer

Kidneys and pancreas

Oral cavity and larynx

Breast and bladder

All of them

In human which process occurs in alveoli?

Choose an answer

Tranport

Nutition

Gaseous Exchange

Reproduction

The correct list of respiratory disorders is;

Choose an answer

Asthma, emphysema. pneumonia , bronchitis

Asthma , penumonia , heamophlia , typhoid,

Asthma , blood , cancer , emphysema, cholera

Asthma , cholera, emphysema , malaria

Every year "World Day" is celebrated on:

Choose an answer

31 May

30 May

31 March

21 March

Main role to give out air form lungs is;

Choose an answer

Bronchus

Bronchi

Bronchiote

Diaphragm

The uncontrolled cell divisions in lungs tissue is called:

Choose an answer

bronchitis

emphysema

cancer

Asthma

The muscles of ribs are called;

Choose an answer

Smooth muscles

Cardiac muscles

Intercoastal muscles

Coastal muscles

The normal breathing rate in buman being is:

Choose an answer

10-40 times per minute

16-20 times per minute

30-40 times per minute

None of these

For gaseous exchange the leaf and young stems have in their epidermis:

Choose an answer

Stomata

Lenticels

Companion cell

Guard cells

When the "World no tobacco day" is celebrated?

Choose an answer

30 June

31 June

11 January

None of these

The rate of breathing at rest in human is:

Choose an answer

16-20 times per minute

70-80times per minute

80-100times per minute

10 -20 times per minute

More Classes

Other Links

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

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer