Biology
Mention if the following statements are true (T) or false (F) :
(i) Human ear is concerned with hearing only.
(iii) Pinna concentrates and directs sound waves towards tympanum.
Related Questions
Categorise the following parts under
(i) external (ii) middle (iii) internal ear.
Ear drum, hammer, pinna, cochlea, anvil, stirrup, eustachian tube, tympanum, oval window, semi-circular canals.
State the functions of the following :-
(i) Semi-circular canals
(ii) Cochlea
(iii) Auditory nerve
Given below is a diagrammatic representation of a part of the human ear.
(i) Name the parts numbered 1-6.
(ii) Which parts of the ear shown here are complete.
The layer in the eye where sensory cells (rods and cones) are located:
- Conjunctiva
- Cornea
- Choroid
- Retina