Biology
State whether the following statements are true (T) or false (F). If false, correct them by changing any one single word in each.
(a) Deafness is caused due to rupturing of the pinna.
(b) Semicircular canals are concerned with static (positional) balance.
Related Questions
Note the relationship between the first two words and suggest the suitable word/words for the fourth place.
(a) Cones : Iodopsin :: Rods: …………… .
(b) Eyes : Photoreceptors :: Ears : …………… .
(c) Ears : Auditory nerve :: Eyes : …………… .
(d) Ear pinna : Auricle :: Inner ear : …………… .
(e) Semi-circular canal : Ampulla :: Cochlea : …………… .
Match the terms in column I with those in column II and write down the matching pairs.
Column I Column II Conjunctiva Viral infection Cornea Ciliary body Choroid Spiral-shaped Cochlea Transparent epithelium Conjunctivitis Suspensory ligament Contains melanin Transparent but appears black Where are the following located? State their main functions:
(a) Yellow spot
(b) Lacrimal gland
(c) Organ of Corti
(d) Eustachian canal
(e) Incus
Given below are two sets (a) and (b) of five parts in each. Rewrite them in correct sequence.
(a) Cochlea, tympanum, auditory canal, ear ossicles, oval window
(b) Conjunctiva, retina, cornea, optic nerve, lens.