(English Medium) ICSE Class 10 - CISCE Important Questions for Biology

The ear ossicle which is attached to the tympanum.

State the main function of the Suspensory ligament of the eye 

The exact location of the Yellow spot

Differentiate between Near vision and Distant vision (shape of the eye lens)

Give scientific reasons: We cannot distinguish colours in moonlight.

Give technical terms for The nerve which transmits impulses from the ear to the brain

Perilymph or endolymph (Which one surrounds the organ of Corti ?)

Sclerotic layer or choroid layer.(Which one forms the Iris ?)

Give biological explanations for We should not put sharp objects into our ears.

Mention the exact location of the following : 
 Incus 

Name the following:

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

Give the biological terms for the three ear ossicles.

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

Distinguish between Semicircular canals and Utriculus based on their function.

The ear ossicle that transports sound vibrations to the inner ear:

Adjusting the focal length of the eye lens to view objects at different distances is done by ______.

A teacher drew the diagram of the heart on the blackboard and told the students to copy it in their notebooks. Mahesh couldn't see the diagram clearly as it appeared blurred to him.

1. Name the defect of the eye Mahesh is suffering from.
2. Where is the image formed in this defect?
3. Mahesh consults an eye doctor and is prescribed suitable lenses to correct the defect. Which type of lens do his spectacles have?

Rahul inserted a hairpin into his right ear to remove ear wax. He felt a sudden sharp pain with loss of hearing. This was due to ______.

Arrange and rewrite the term in the group in the correct order so as to be in a logical sequence, beginning with the term that is underlined.

Auditory canal, Organ of Corti, Stapes, Malleus

Read the explanation given below and name the structure:

A tubular passage that connects the pharynx and the middle ear.