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

Name the following:

The ear ossicle in contact with the oval window of the inner ear.

Complete the following sentence with appropriate word :
 ________ is the organ of balance and hearing in the body.

The following diagram refers to the ear of a mammal.

(i) Label the parts 1 to 10 to which the guidelines point.
(ii) Which structure:
(a) converts sound waves into mechanical vibrations?
(b) Converts vibrations into nerve impulses?
(c) Responds to change in position?
(d) Transmits impulses to the brain?
(e) Equalizes atmospheric pressure and pressure in the ear.

Given below is the diagram of the human ear. Study the same and answer the questions that follow:

(i) Give the biological term for the part labeled ‘A’ and state its function.
(ii) Name the part labeled ‘B’ and state its function.
(iii) Name the part labeled ‘C’ and state its function.
(iv) Give the function of ear wax.

Given below is the diagram of the human ear. Study the diagram and then answer the questions that follow:

(i) What role does the eardrum play in hearing?
(ii) What common term is given to the parts labeled A, B, and E?
(iii) Would there be any difference if these three parts mentioned in (ii) above were replaced by one by one? Why?
(iv) Give the biological term for the parts labeled C and D.
(v) Name the fluid which fills the parts mentioned in (iv) above.
(vi) State the functions of the ear.

Mention, if the following statement is True or False
The part of ear associated with balance is the cochlea. 

Mention, if the following statement is True or False
Cochlea of the ear is concerned with the sense of balance.

Mention, if the following statement is True or False
Deafness is caused due to the rupturing of the pinna.

State the Location:
Semicircular canals

State the functions of the following:

Semi-circular canals

State the Function:
Endolymph

 Choose the Odd One Out: 

 Choose the Odd One Out: 

 Choose the Odd One Out: 

Complete the following sentence with appropriate Word
The sequence of ear ossicles of vertebrates starting from the tympanum is:

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.