Optometrist Previous Exam Question Paper grade 2 - 2020 Download
Questions and their respective options from the Optometrist Grade II PSC Exam Question Paper:
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The circumcorneal congestion of the eyeball is due to dilatation of....
- A. Anterior conjunctival vessels
- B. Posterior conjunctival vessels
- C. Anterior ciliary vessels
- D. Posterior ciliary vessels
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The corneal epithelium is....
- A. Simple cuboidal
- B. Simple columnar
- C. Stratified squamous
- D. None of the above
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Normal endothelial count of the cornea is
- A. 250 cells/mm²
- B. 2500 cells/mm²
- C. 5000 cells/mm²
- D. None of the above
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Normal depth of the middle part of the anterior chamber is...
- A. 0.5 mm
- B. 1 mm
- C. 2.5 mm
- D. 5 mm
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Corneal epithelium develops from...
- A. Surface ectoderm
- B. Mesoderm
- C. Neural crest
- D. Neural ectoderm
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Which is not true regarding iris?
- A. The iris is thinnest at its attachment to the ciliary body
- B. The stroma is covered on its posterior surface by two layers of epithelium
- C. Dilator pupillae is arranged radially near the root of the iris
- D. Sphincter pupillae is supplied by the sympathetic nervous system
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Sensory supply of iris is
- A. II cranial N
- B. III cranial N
- C. IV cranial N
- D. V cranial N
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Which is the vascular coat of the eyeball?
- A. Sclera
- B. Choroid
- C. Retina
- D. Tenon's capsule
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The weakest wall of the orbit is
- A. Superior wall
- B. Inferior wall
- C. Medial wall
- D. Lateral wall
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All are filamentous fungi except
- A. Aspergillus
- B. Fusarium
- C. Candida
- D. Penicillium
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Bipolar cells are situated in which layer of the retina?
- A. Outer nuclear layer
- B. Inner nuclear layer
- C. Outer plexiform layer
- D. Inner plexiform layer
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The posterior end of which muscle insertion almost overlies the macula?
- A. Superior oblique muscle
- B. Inferior oblique muscle
- C. Superior rectus muscle
- D. Lateral rectus muscle
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Lateral part of superior orbital fissure transmits the following structures except
- A. Oculomotor N
- B. Lacrimal N
- C. Frontal N
- D. Trochlear N
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Action of the superior rectus is...
- A. Elevation, adduction, intorsion
- B. Elevation, abduction, intorsion
- C. Elevation, adduction, extorsion
- D. Elevation, abduction, extorsion
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Which gland is situated in the tarsal plate?
- A. Zeis gland
- B. Gland of moll
- C. Kraure' gland
- D. Meibomian gland
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All of the following muscles have two arteries to supply except
- A. Medial rectus
- B. Lateral rectus
- C. Superior rectus
- D. Inferior rectus
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Normal flora of the conjunctival sac consists of
- A. Staphi epidermidis
- B. Diphtheroids
- C. Neisseria catarrhalis
- D. All of the above
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Extended wear contact lens wearers are prone for corneal infection caused by
- A. Nocardia
- B. Aspergillus
- C. Acanthamoeba
- D. Haemophilus
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Yoke muscle of superior rectus is
- A. Inferior rectus
- B. Inferior oblique
- C. Superior oblique
- D. None of the above
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The refractive index of cornea is
- A. 1.237
- B. 1.376
- C. 1.427
- D. 1.473
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A convex lens of +2.0 diopters has a focal distance of
- A. 2 m
- B. 0.5 m
- C. 2 cm
- D. 0.5 cm
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In Jackson's cross cylinder, the combination is
- A. Spherical component is half the strength and opposite power of the cylinder
- B. Cylinder is half the spherical strength and opposite power of the sphere
- C. Both are equal in strength and opposite in power
- D. None of the above
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Scissor shadow is seen in
- A. Corneal scarring
- B. Keratoconus
- C. Irregular astigmatism
- D. All of the above
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Light rays passing through a prism are deviated
- A. towards apex
- B. towards base
- C. through the base
- D. none of the above
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The refractive index of the lens nucleus is
- A. 1.386
- B. 1.41
- C. 1.39
- D. 1.389
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The maximum limit of difference in image size between the two eyes which can be tolerated is
- A. 1%
- B. 5%
- C. 8%
- D. 10%
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Towards the point of reversal in retinoscopy
- A. the nodal point of the observer tends to coincide with the far point of the subject
- B. the far point of the observer tends to coincide with the nodal point of the subject
- C. the movement of the reflex becomes slower
- D. none of the above
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Cycloplegics
- A. stimulate accommodation
- B. inhibit accommodation
- C. blur distant vision
- D. produce miosis
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The angle of incidence for which the angle of refraction is 90° is called
- A. The angle of refraction
- B. Critical angle
- C. Axial ray
- D. Critical ray
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Which among the following is not a cycloplegic?
- A. Atropine
- B. Homatropine
- C. Cyclopentolate
- D. Phenylephrine
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For every 1 mm change in the radius of curvature of cornea, the refraction changes by
- A. 4 dioptre
- B. 5 dioptre
- C. 6 dioptre
- D. 8 dioptre
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Image formation at different distances in the two principal meridians is called
- A. Presbyopia
- B. Emmetropia
- C. Astigmatism
- D. Myopia
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The amount of hypermetropia which may be overcome by accommodation is
- A. Latent hypermetropia
- B. Facultative hypermetropia
- C. Manifest hypermetropia
- D. None of the above
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Spherical aberration is eliminated in
- A. Periscopic lenses
- B. Meniscus lenses
- C. Aplanatic lenses
- D. All of the above
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De-centering of lenses is useful in
- A. Asymmetrical face
- B. Correction of squint
- C. For near work
- D. All of the above
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IOL power calculation depends on all except
- A. Axial length of eye
- B. Anterior chamber depth
- C. Keratometry values
- D. Corneal thickness
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Indication for use of cycloplegics in refraction include
- A. in children
- B. in convergent squint
- C. with spasm of accommodation
- D. all of the above
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The hypermetropia which is unmasked by cycloplegics is called
- A. Absolute hypermetropia
- B. Manifest hypermetropia
- C. Total hypermetropia
- D. Latent hypermetropia
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Advantages of contact lenses over spectacles
- A. Greater field of vision
- B. Cosmetically acceptable
- C. Aberrations associated with spectacles eliminated
- D. All of the above
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Shortest acting cycloplegic is
- A. Phenylephrine
- B. Tropicamide
- C. Homatropine
- D. Cyclopentolate
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Image magnification in direct ophthalmoscopy
- A. 2 times
- B. 5 times
- C. 10 times
- D. 15 times
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A concave lens always produces an image of the object.
- A. Real, inverted and diminished
- B. Virtual, erect and diminished
- C. Real, inverted and magnified
- D. Virtual, erect and magnified
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Total dioptric power of the eye
- A. +15 dioptre
- B. +43 dioptre
- C. +58 dioptre
- D. +70 dioptre
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Aniseikonia is due to
- A. Spherical aberration
- B. Chromatic aberration
- C. Unequal size of ocular images
- D. Unequal image clarity
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The bending of light rays around the aperture of a pinhole is due to
- A. Refraction
- B. Dispersion
- C. Diffraction
- D. Reflection
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Wavelength of visible light is
- A. 397-723 nm
- B. 350-750 nm
- C. 293-710 nm
- D. 305-795 nm
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Image formed by a convex mirror irrespective of the place of object is
- A. Virtual, erect and diminished
- B. Virtual, erect and magnified
- C. Real, inverted and diminished
- D. Real, inverted and magnified
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Following are used for nomenclature of prisms
- A. Centrad
- B. Prism dioptre
- C. Angle of deviation
- D. All of the above
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If the object is at infinity in front of a convex lens an image is formed at the
- A. Infinity
- B. Centre of curvature
- C. Focal point
- D. Between center of curvature and focal point
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In a Sturm's Conoid with a vertical meridian more curved than the horizontal meridian the image formed at point B is....
- A. Oval ellipse
- B. Horizontal line
- C. Vertical line
- D. Circle
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Bausch and Lamb keratometer works on the principle of
- A. Variable image size and variable object size
- B. Variable object size and constant image size
- C. Constant object size and variable image size
- D. Constant object size and constant image size
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The maximum power of cylinder in an usual trial set is
- A. 9 dioptre
- B. 4 dioptre
- C. 5 dioptre
- D. 6 dioptre
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Scheiner's principle is used in
- A. Keratometry
- B. Phoropter
- C. Autorefractometer
- D. Streak retinoscopy
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Which is not true about the Duochrome test?
- A. It is based on chromatic aberration
- B. It is a subjective method of refraction
- C. Red and green goggles are necessary
- D. The normal human eye is myopic for blue color
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False about Jacksons cross cylinder
- A. It is used to check the accuracy of axis and power of cylinder
- B. The principle of oblique cylinders is used to check the axis
- C. The cylindrical power is half the power of the sphere
- D. The handle is set at an angle of 45 degree from the axis of the cylinder
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Rigid intraocular lens is made up of
- A. Acrylic
- B. PMMA
- C. Silicon
- D. Hydrogel
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SRK formula is
- A. PA-2.5L-0.9 K
- B. PA+2.5L+0.9K
- C. PA+0.9K-2.5K
- D. PA-0.9K-2.5LK-2
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Synoptophore is used to
- A. Measure objective and subjective angles of squint
- B. Assess degrees of binocular single vision
- C. All of the above
- D. None of the above
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Following are limitations of aphakic glasses except
- A. Roving ring scotoma
- B. Image magnification by 30%
- C. Accommodation is present
- D. Spherical aberration produces pin cushion effect
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Pupilometer is used to
- A. Check inter pupillary distance
- B. Pupil reaction
- C. Relative afferent pupillary defect
- D. Pupil size
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The usual pantoscopic tilt of spectacles is around
- A. 15°
- B. 7°
- C. 20°
- D. 25°
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Most commonly used broad spectrum topical antibiotic is
- A. Moxifloxicin
- B. Levofloxicin
- C. Gentamicin
- D. Tobramycin
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The usual size of pinhole is
- A. 1.2 mm
- B. 3 mm
- C. 0.5 mm
- D. 1.5 mm
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Instrument used to assess the shape of anterior surface of cornea is
- A. Retinoscope
- B. Phoropter
- C. Placido's Disc
- D. Ophthalmoscope
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RAF rule is used for all except
- A. Near point of accommodation
- B. Near point of convergence
- C. Orthoptic exercises
- D. Pupil size
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The most accurate method of intraocular pressure measurement is
- A. Schiotz tonometer
- B. Tonopen
- C. Goldmann Applanation tonometer
- D. Perkins tonometer
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The most preferred technique of automated perimetry is
- A. Goldmann perimetry
- B. Octopus perimetry
- C. Listers perimetry
- D. Humphrey field analyser
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Ectatic cicatrix of cornea in which iris is incarcerated is known as
- A. Leucoma
- B. Adherent leucoma
- C. Anterior staphyloma
- D. Macula
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Antifungal drug used for corneal ulcer
- A. Natamycin
- B. Acyclovir
- C. Gentamicin
- D. Ganciclovir
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Prostaglandin analogue used for treatment of primary open angle glaucoma
- A. Brimonidine
- B. Latanoprost
- C. Dorzolamide
- D. Brinzolamide
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Follicles in conjunctiva are seen with all except
- A. Trachoma
- B. Viral conjunctivitis
- C. Spring catarrh
- D. Pilocarpine
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Strongest cycloplegic mydriatic drug is
- A. Atropine
- B. Homatropine
- C. Cyclopentolate
- D. Tropicamide
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The most common cause of bilateral proptosis is
- A. Pseudotumor
- B. Lymphoma
- C. Thyroid eye disease
- D. Secondarie
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All are causes of ptosis except
- A. Third nerve palsy
- B. Horner's syndrome
- C. Lid Tumors
- D. Coloboma lid
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Probing is done for
- A. Chronic dacryocystitis
- B. Congenital nasolacrimal duct obstruction
- C. Acute dacryocystitis
- D. Mucocele of lacrimal sac
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Following are fungi causing corneal ulcer except
- A. Candida
- B. Fusarium
- C. Aspergillus
- D. Staphylococcus
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Following are causes of optic disc oedema except
- A. Papilloedema
- B. Central retinal venous occlusion
- C. Optic atrophy
- D. Optic neuritis
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Total number of layers in retina
- A. 10
- B. 8
- C. 11
- D. 12
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All of the following are age related acquired cataract except
- A. Cortical cataract
- B. Posterior subcapsular cataract
- C. Lamellar cataract
- D. Nuclear cataract
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All of the following are associated with acute anterior uveitis except
- A. Cells
- B. Flare
- C. Keratic precipitates
- D. Choroiditis
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Angle of anterior chamber is visualized by
- A. Tonometry
- B. Gonioscopy
- C. Slit lamp biomicroscopy
- D. Ophthalmoscopy
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Which among the following are grades of Binocular single vision?
- A. Simultaneous perception
- B. Fusion
- C. Stereopsis
- D. All of the above
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Manifest divergent squint is
- A. Esotropia
- B. Exotropia
- C. Esophoria
- D. Exophoria
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The most common type of Amblyopia among the following is
- A. Strabismic amblyopia
- B. Meridional amblyopia
- C. Ametropic amblyopia
- D. Stimulus deprivation amblyopia
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Angle between optical axis and pupillary axis is known as
- A. Angle kappa
- B. Angle gamma
- C. Angle alpha
- D. Angle delta
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Most severe chemical injuries occur with
- A. Inorganic acids
- B. Alkali
- C. Salts
- D. Organic acids
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Rosette shaped cataract is seen in
- A. Penetrating trauma
- B. Blunt trauma
- C. Rupture globe
- D. Perforating trauma
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The type of retinal detachment which occurs following retinal tears or holes is
- A. Rhegmatogenous
- B. Exudative
- C. Tractional
- D. All of the above
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Laser photocoagulation is done for which of the following stages of Diabetic retinopathy?
- A. Mild non proliferative
- B. Moderate non proliferative
- C. High risk proliferative
- D. Tractional detachment
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Bifocals are prescribed in which type of squint?
- A. Exotropia for distance
- B. Esotropia for distance
- C. Esotropia for near
- D. Exotropia for near
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Who is the Chairman of the District Blindness Control Society?
- A. District Magistrate
- B. District Collector
- C. Chief Medical Officer
- D. Civil Surgeon
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Vision 2020 aims to bring down blindness to how much percentage by the year 2020?
- A. 1%
- B. 0.3%
- C. 0.75%
- D. 2.2%
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Post mortem enucleation for corneal transplantation should be ideally done within how many hours of death?
- A. 8-12 hours
- B. 4-6 hours
- C. 10-12 hours
- D. 24 hours
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The year in which NPCB was launched in India
- A. 1976
- B. 1974
- C. 1984
- D. 1986
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Blindness in premature and low birth weight infants can occur due to
- A. Retinoblastoma
- B. Retinopathy of prematurity
- C. Retinitis
- D. Choroiditis
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Sterilization with steam under pressure is done by
- A. Hot air oven
- B. Autoclaving
- C. Ethylene oxide
- D. Glutaraldehyde
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Following are optical low visual aids except
- A. Stand magnifier
- B. Closed circuit television
- C. Telescope
- D. White cane
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SAFE strategy is implemented for control of
- A. Diabetes
- B. Childhood blindness
- C. Trachoma
- D. Injuries
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The most common cause of blindness in India is
- A. Diabetic retinopathy
- B. Glaucoma
- C. Age related macular degeneration
- D. Cataract
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Sterilization of operation theater is done by
- A. Formaldehyde
- B. Ethylene oxide
- C. Hot air oven
- D. Glutaraldehyde