CBSE
Multiple Choice QuestionsWhich of the following statements is correct?
Cornea consists of dense connective tissue of elastin and can repair itself.
Cornea is convex, transparent layer which is highly vascularised.
Cornea consists of dense matrix of collagen and is the most sensitive portion the eye.
Cornea is an external, transparent and protective proteinacious covering of the eye-ball.
Read the statements about human neural system and find the wrong one
The CNS includes the brain and the spinal cord
The PNS is divided into somatic and autonomic neural system
The somatic neural system is classified into sympathetic and parasympathetic neural system
The autonomic neural system transmits impulses from the CNS to the involuntary organs and smooth muscles
The autonomic neural system transmits impulses from the CNS to the involuntary organs and smooth muscles
Choose the wrong statement regarding human ear
The stapes is attached to the tympanic membrane
The Eustachian tube connects the middle ear cavity with the pharynx
The middle ear contains three ossicles
The space within the cochlea called scala media is filled with Endolymph
The space within the cochlea called scala media is filled with Endolymph
The body temperature regulatory centre in the brain is
cerebellum
corpus callosum
hypothalamus
hippocampus
hippocampus
The anterior portion of the sclera is called
Lens
Iris
Pupil
Ciliary body
Ciliary body
Which part of the brain is responsible for thermoregulation?
Hypothalamus
Corpus callosum
Medulla oblongata
Cerebrum
The visible coloured portion of the eye is
Retina
Iris
Pupil
Choroid
Choroid
The projecting ridge in ampulla of semi-circular canals in ear is called
Succus entericus
Maccula
Otolith
Crista ampullaris
Crista ampullaris
Anaerobic breakdown of glycogen due to repeated activation of muscles leads to the accumulation of
uric acid
phenylalanine
lactic acid
glutamic acid
glutamic acid
Large number of processes that project from the apical part of each hair cell of the organ of Corti is called
Otolith organ
Stereocilia
Crista ampullaris
Utricle
Utricle
