Question # 1

Stomata are present in:

Choose an answer

Phloem

Xylem

Endodermis

Epidermis

When the "World no tobacco day" is celebrated?

Choose an answer

30 June

31 June

11 January

None of these

Power of speaking is only gifted to:

Choose an answer

Human being

Monkey

Parrot

Crow

Where does the gaseous exchange occur in humans:

Choose an answer

Pharynx

Larynx

Trachea

Epiglottis

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

Which of the following is called voice box?

Choose an answer

Trachea

Larynx

Bronchi

Alveoli

Amount of carbon dioxide in inspired air is:

Choose an answer

16%

0.04%

4%

None of these

What type of blood vessels surrounds the alveoli?

Choose an answer

Artery

Arteriole

Capillary

Vein

The muscles of ribs are called;

Choose an answer

Smooth muscles

Cardiac muscles

Intercoastal muscles

Coastal muscles

In human and other higher animals, the exchange of gases is carried out by:

Choose an answer

Skin

Respiratory

Air passageway

Lungs

In normal condition human respiration rate is:

Choose an answer

12 to 15 per minute

15 to 12 per minute

10 to 12 per minute

16 to 20 per minute

Glottis is a narrow opening at the floor of:

Choose an answer

Nasal cavity

Nostril

Pharynx

Antibiotics

Cartilage is absent in:

Choose an answer

larynx

trachea

bronchi

bronchioles

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