(English Medium) ICSE Class 10 - CISCE Question Bank Solutions

Complete the following sentence with appropriate Word
The parts of the human ear concerned with hearing are :

Choose the odd one out from the following terms and name the category to which the others belong:

Categorise the following parts under (i) external, (ii) middle and (iii) internal ear.

Ear drum, hammer, pinna, cochlea, anvil, stirrup, eustachian tube, tympanum, oval window, semi-circular canals.

State the functions of the following:

Auditory nerve

Given below is a diagrammatic representation of a part of the human ear.

1. Name the parts numbered 1-6.
2. Which parts of the ear shown here are complete.

The median canal of cochlea is filled with ______.

The part of the inner ear which is responsible for hearing is ______.

The spiral organ possessing sensory cells for hearing is ______.

Which of the following structures equalises the air pressure on either side of the tympanum?

Note the relationship between the first two words and suggest the suitable word/words for the fourth place.

Eyes: Photoreceptors :: Ears : ______.

Note the relationship between the first two words and suggest the suitable word/words for the fourth place.

Ears: Auditory nerve :: Eyes : ______.

Note the relationship between the first two words and suggest the suitable word/words for the fourth place.

Ear pinna : Auricle :: Inner ear : ______.

Note the relationship between the first two words and suggest the suitable word/words for the fourth place.

Semi-circular canal : Ampulla :: Cochlea : ______.

Where are the following located?

Eustachian canal

Define the following term:

Ear ossicles

Give reason:

Three small bones of ear ossicles are advantageous as compared to one single bone for hearing.

With reference to human ear answer the question that follow:

Name the part of the ear associated with Static balance.

With reference to human ear answer the question that follow:

Name the part of the ear associated with dynamic balance.

With reference to human ear answer the question that follow:

Name the part of the ear associated with the amplification of vibrations.

1. Draw a neat and well labelled diagram of the membranous labyrinth found in the inner ear.
2. Based on the diagram drawn above in (i), give a suitable term for each of the following descriptions:
   1. The structure responsible for hearing.
   2. The sensory cells that help in hearing.
   3. The membrane-covered opening that connects the middle ear to inner ear.
   4. The nerves that carry impulses from the ear to the brain.
   5. The tube which equalises the air pressure on either side of the ear drum.