Advertisements
Advertisements
प्रश्न
State the functions of the following:
Semi-circular canals
उत्तर
They are concerned with maintaining equilibrium and posture of the body.
APPEARS IN
संबंधित प्रश्न
The number of oscillations per second of a vibrating object is called its time period.
For human ears, the audible range is 20 Hz to 20,000 Hz.
Mention the exact location of the Eustachian tube
Given below is a diagram depicting a defect of the human eye, study the same and then answer the questions that follow:
(i) Name the defect shown in the diagram.
(ii) What are the two possible that cause this defect?
(iii) Name the type of lens used to correct this defect.
(iv) With the help of a diagram show how the defect shown above is rectified using a suitable lens.
fill in the blanks with suitable functions: Ciliary body and __________.
Differentiate between Near vision and Distant vision (shape of the eye lens)
Give scientific reasons: We cannot distinguish colours in moonlight.
Give biological explanations for We should not put sharp objects into our ears.
Name the following:
The ear ossicle attached to the tympanum.
Name the following:
The nerves which transmit impulse from ear to the brain.
Draw a labelled diagram of the inner ear.
Name that part of ear which vibrates when outside sound falls on it.
The diagram alongside represents the structure of the human ear.
(i) Write the names of the parts labelled a to g.
(ii) State briefly the functions of the parts b, d, and g.
(iii) Name the main division of the ear.
(iv) Which is the smallest bone in the human body?
(v) What is labyrinth?
Choose the Odd One Out:
The part of the ear that collects the sound from the surroundings is ______.
Select the option with incorrect identification:
The median canal of cochlea is filled with ______.
The spiral organ possessing sensory cells for hearing is ______.
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 : ______.
