NEET Biology Sense Organs Multiple Choice Questions

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NEET Biology Sense Organ Multiple Choice Questions

Question 1. The Human Retina Can Detect Three Basic Colours. Select The Correct Set Of Colours :

  1. Blue, Red And Orange
  2. Blue, Red And Yellow
  3. Blue, Red And Green
  4. Blue, Green And Yellow.

Answer: 3. Blue, Red And Green

Question 2. The Charts Helping To Identify If A Person Is Colour Blind Are :

  1. Ishihara’S Charts
  2. Reprogram
  3. Dichromatic Charts
  4. Accommodation Charts.

Answer: 1. Ishihara’s Charts

Question 3. In the Human Eye Maximum Refraction Of Light Takes Place In the:

  1. Cornea
  2. Aqueous Humour
  3. Lens
  4. Vitreous Humour.

Answer: 1. Cornea

NEET Important MCQs On Sense Organs

Read and Learn More NEET Biology Multiple Choice Question and Answers

Question 4. Which Part Of The Ear Is Common To Both Frogs And Mammalian Ear?

  1. Cochlea
  2. Eustachian Tube
  3. Organ Of Corti
  4. Columella Auris.

Answer: 2. Eustachian Tube

Question 5. Algesireceptors Are Sensitive To :

  1. Pressure
  2. Coldness
  3. Chemicals
  4. Pain.

Answer: 4. Pain.

Question 6. How Many Semicircular Canals Are Present In The Ear Of Frog And Man?

  1. 3, 2
  2. 3, 3
  3. 3,1
  4. 1, 3.

Answer: 2. 3, 3

Question 7. Colliculi In Eutherians :

  1. Are Bigger Than Those In Frog
  2. Are Two In Number
  3. Concerned With Vision And Audition
  4. Concerned With Vision And Maintenance Of Equilibrium.

Answer: 3. Concerned With Vision And Audition

Question 8. The Ends Of Bipolar Neurons In Retina Of Man Touch :

  1. Choroid Layer And Ganglion Cells
  2. Photosensitive Cells And Ganglion Cells
  3. Cornea And Retina
  4. Blind Spot And Yellow Spot.

Answer: 2. Photosensitive Cells And Ganglion Cells

NEET Important MCQs On Sense Organs

Question 9. What Will Happen If The Eyes Of A Frog Are Covered With Paper?

  1. Frog Will Not Move
  2. Frog Will Die Soon
  3. Frog Will Move To One Side Only
  4. Frog Will Not Do Anything.

Answer: 4. Frog Will Not Do Anything.

Question 10. Which Of These Has the Biggest Eyes In Proportion To Body Size?

  1. Horse
  2. Camel
  3. Elephant
  4. Deer.

Answer: 4. Deer

Question 11. The Outer Coat Of Eye Ball Is Known As :

  1. Sclerotic
  2. Choroid
  3. Retina
  4. Vascular Ciliary Layer.

Answer: 1. Sclerotic

Question 12. The Middle Coat Of The Eye Ball Is Vascular And Made Up Of:

  1. Smooth Muscles
  2. Epithelial Cells
  3. Circular Muscles
  4. Connective Tissue And Black Pigments.

Answer: 4. Connective Tissue And Black Pigments.

Question 13. Iris Is Made Up Of:

  1. Rods And Cones
  2. Circular And Radial Muscles
  3. Glandular Epithelium
  4. Adipose Tissue.

Answer: 2. Circular And Radial Muscles

NEET Important MCQs On Sense Organs

Question 14. The Rods Of Retina Are Most Closely Associated With :

  1. Blind Spot
  2. Colour Vision
  3. Bright Light Vision
  4. Feeble Light Vision.

Answer: 4. Feeble Light Vision.

Question 15. Rods And Cones In Retina Of Vertebrates Eye Differ In Their Function. Indicate The False Statement:

  1. Rods Can Be Stimulated By Low Intensity Of Light While Cones Require High Light Intensity For Stimulation
  2. Rods Give A Blurred Image Of An Object While Cones Give Its Sharp Visual Details
  3. Rods Give Colour Vision While Cones Give Black And White Perception
  4. Both 1 And 3.

Answer: 3. Rods Give Colour Vision While Cones Give Black And White Perception

Question 16. Cavity Of Vitreous Chamber Is :

  1. Behind The Lens
  2. In Front Of Lens
  3. Between Choroid And Retina
  4. Between Sclerotic And Choroid.

Answer: 1. Behind The Lens

Question 17. Long Eye Ball Relation To Its Refracting Power Is :

  1. Long Sight
  2. Myopia
  3. Astigmatism
  4. Hypermetropia.

Answer: 2. Myopia

Question 18. Visual Purple Is Pigment Concerned With :

  1. Colour Of Eye
  2. Night Blindness
  3. Colour Blindness
  4. Perception Of Image In Darkness.

Answer: 4. Perception Of Image In Darkness.

Question 19. Rhodopsin Of Eye Will Require :

  1. Mango
  2. Carrot
  3. Wheat
  4. Banana.

Answer: 2. Carrot

Question 20. Iodopsin Is Associated With :

  1. Hypophysis
  2. Cones
  3. Goitre
  4. Cretinism.

Answer: 2. Cones

Human Sense Organs NEET MCQs

Question 21. The Vitreous Humour Differs From The Aqueous Humour In:

  1. Being Much More Watery
  2. Having A Less Refractive Index
  3. Being More Viscous
  4. Being More Translucent.

Answer: 3. Being More Viscous

Question 22. The Retina Of Vertebrate Eye Consists Of :

  1. Rods Only
  2. Cones Only
  3. Rods And Cones And Neuroglial Cells
  4. Rods And Cones.

Answer: 3. Rods And Cones And Neuroglial Cells

Question 23. In Annual Vision Photochemical Sensitivity Of:

  1. Carotene Is Used
  2. Keratin Is Used
  3. Atp Is Used
  4. Cuticle Is Used.

Answer: 1. Carotene Is Used

Question 24. Aperture Controlling Light Passage In the Eye Is :

  1. Sclerotic
  2. Pupil
  3. Blind Spot
  4. Iris.

Answer: 2. Pupil

Question 25. The Shape Of Lens In The Eye Of Vertebrate Is Altered By :

  1. Iris
  2. Vitreous Humour
  3. Aqueous Humour
  4. Ciliary Muscles.

Answer: 4. Ciliary Muscles.

Human Sense Organs NEET MCQs

Question 26. Fovea Centralis In The Human Eye Is Having :

  1. Mixture Of Rods And Cones
  2. Rods Only
  3. Cones Only
  4. Nerve Endings Only.

Answer: 3. Cones Only

Question 27. In Vision Light Energy Is :

  1. Converted Into Chemical Energy
  2. Converted Into Electrical Energy
  3. Converted Into Mechanical Energy
  4. Converted Into Physical Energy.

Answer: 1. Converted Into Chemical Energy

Question 28. Tapetum Lucidum Layer Is :

  1. Jelly-Like
  2. Fibrous
  3. Crystalline Fibrous
  4. Crystalline.

Answer: 4. Crystalline

Questions for NEET Biology Sense Organ Question 29. After Exposure To Bright Light, Some Time Is Needed For Dark Adaptation Because :

  1. Rhodopsin Becomes Temporarily Degenerated
  2. Rhodopsin Is Bleached By Light And Requires Some Time For Normal Position
  3. Rhodopsin Changes To Post-Rhodopsin In Dim Light And This Takes Some Time
  4. None Of The Above.

Answer: 1. Rhodopsin Becomes Temporarily Degenerated

Question 30. In Frog’s Eye Sclerotic Is Made Up Of:

  1. Bone
  2. Muscle And Cartilage
  3. Cartilage
  4. Fibrous Connective Tissue.

Answer: 4. Fibrous Connective Tissue.

Question 31. The Part Of An Eye Which Acts Like A Diaphragm Of Photographic Camera Is :

  1. Pupil
  2. Iris
  3. Cornea
  4. Lens.

Answer: 2. Iris

Human Sense Organs NEET MCQs

Question 32. The Wall Of The Eye Is Made Up Of:

  1. Four Main Layers
  2. Three Main Layers
  3. Thirty Main Layers
  4. One Layer Only.

Answer: 2. Three Main Layers

Question 33. Focus In The Vertebrate Eye Is Done By :

  1. Iris Muscles
  2. Ciliary Muscles
  3. Muscles Of Eye Ball
  4. Retinal Muscles.

Answer: 2. Ciliary Muscles

Question 34. Tapetum Lucidum  Present :

  1. In Retina
  2. Cither In Retina Or Clitrfoid
  3. In Choroid
  4. None Of The Above.

Answer: 2. Cither In Retina Or Clitrfoid

Question 35. Myopia Occurs When The Image or Distant Object Is Focussed :

  1. Behind The Retina
  2. Above The Retina
  3. In Front Of The Retina
  4. Below The Retina.

Answer: 3. In Front Of The Retina

Question 36. Astigmatism Is Due To The Irregularities :

  1. In The Shape Of Lens And Cornea
  2. Of Pigments
  3. Of Rods
  4. Of Lens.

Answer: 1. In The Shape Of Lens And Cornea

Question 37. Hypermetropia Occurs When The Image Of Near Objects Is Focussed :

  1. Above The Retina
  2. Upon The Retina
  3. Below The Retina
  4. Behind The Retina.

Answer: 4. Behind The Retina.

NEET Previous Year Questions On Sense Organs

Question 38. Presbyopia Is Due To The Irregularities :

  1. In The Shape Of Lens And Cornea
  2. In The Shape Of Lens And Loss Of Its Elasticity
  3. In The Shape Of Cornea
  4. In The Shape Of Iris.

Answer: 2. In The Shape Of Lens And Loss Of Its Elasticity

Question 39. Night Blindness Is Caused Due To’ The Deficiency Of:

  1. Vitamin A
  2. Vitamin B
  3. Vitamin K
  4. Vitamin D.

Answer: 1. Vitamin A

Question 40. Fenestra Vestibuli Amplifies Sound Vibrations By :

  1. 2.2 Times
  2. 4.5 Times
  3. 10 Times
  4. 20 Times.

Answer: 1. 2.2 Times

Question 41. Hypoglossal Nerve Is Responsible For The Movement Of Muscles Of:

  1. Tongue
  2. Ear
  3. Eyes
  4. Nose

Answer: 1. Tongue

Question 42. Skin Receptors Are Classified Into How Many Categories?

  1. Two
  2. Five
  3. Four
  4. Six

Answer: 1. Two

Question 43. The Iris Consists Of Delicate :

  1. Ciliary Muscles
  2. Roilgh Muscles
  3. Soft Muscles
  4. Muscles Without Cilia.

Answer: 1. Ciliary Muscles

NEET Previous Year Questions On Sense Organs

Question 44. Short-Sightedness Occurs When The Image Of A Distant Object Is Focussed :

  1. On The Back Of The Retina
  2. Above The Retina
  3. In Front Of The Retina
  4. Below The Retina.

Answer: 3. In Front Of The Retina

Question 45. The Function Of Iris Is To :

  1. Alter The Size Of Pupil
  2. Move The Lens
  3. Close The Eyelids
  4. Secrete Aqueous Humour.

Answer: 1. Alter The Size Of Pupil

Question 46. Colour Blindness Is :

  1. Sex-Linked Genetic Disorder
  2. Defect In Lens
  3. A Gene Mutation
  4. Chromosomal Mutation.

Answer: 1. Sex-Linked Genetic Disorder

Question 47. Colour Blindness Is The Inability To Distinguish Colour Between :

  1. Red And Green
  2. Red And Yellow
  3. Blue And Black
  4. Green And Blue.

Answer: 1. Red And Green

Nervous System And Sense Organs NEET Questions

Question 48. The Region Of Clearest Vision In Reina Is Yellow Spot Which Is Known As ;

  1. Fovea Vvntiabs
  2. Canails Cenlialis
  3. Macula Lutea
  4. Corpus Luteum.

Answer: 3. Macula Lutea

Sensory Organs MCQ Objective Question  Question 49. Stereoscopic Vision Is Found In :

  1. Fish
  2. Frog
  3. Man
  4. Snake.

Answer: 3. Man

Question 50. The Hammer Like Ear Ossicle Is:

  1. Malleus
  2. Incus
  3. Stapes
  4. Cochlea.

Answer: 1. Malleus

Question 51. Hat Drum Is Not Responsive To Changes Of:

  1. Volume Of Sound
  2. Position Of The Body
  3. Frequency Of Sound Waves
  4. Air Pressure In The Pharynx.

Answer: 2. Position Of The Body

Question 52. Semicircular Canals In Internal Ear Are Concerned With :

  1. Balance Of The Body
  2. Hearing
  3. Intelligence
  4. Balance And Hearing.

Answer: 4. Balance And Hearing.

Question 53. Which Of These Is Not An Ossicle Of the Middle Ear Of a Frog?

  1. Malleus
  2. Columella
  3. Stapes
  4. None Of These.

Answer: 1. Malleus

Question 54. Eustachian Tube In Case Of Man Connects Ear With :

  1. Pharynx
  2. Oesophagus
  3. Bucco-Pharyngeal Cavity
  4. Salivary Duct.

Answer: 1. Pharynx

Question 55. The Sound Reaches The Inner Ear From Ear Drum Through Structures Which Are In A Definite Series. The Series Is :

  1. Malleus-Incus-Stapes
  2. Columella-Stapes
  3. Stapes-Malleus-Incus
  4. Malleus-Stapes-Incus.

Answer: 1. Malleus-Incus-Stapes

Nervous System And Sense Organs NEET Questions

Question 56. The Internal Ear Of Vertebrates Is Filled With A Fluid Called :

  1. Endolymph
  2. Perilymph
  3. Haemolymph
  4. Lymph.

Answer: 1. Endolymph

Question 57. The Site From Which The Nerve Impulse For Hearing Originates Is :

  1. Ear Ossicle
  2. Cochlea
  3. Tympanum
  4. Auditory Nerve.

Answer: 2. Cochlea

Sensory Organs MCQ Objective Question  Question 58. Lateral Line System Helps In :

  1. Detecting Water Current
  2. Echolocation
  3. Thermoregulation
  4. All Of The Above.

Answer: 1. Detecting Water Current

Question 59. Otolith Is Formed Of:

  1. Calcium Carbonate
  2. Calcium Oxalate
  3. Magnesium Carbonate
  4. Magnesium Sulphate.

Answer: 1. Calcium Carbonate

Question 60. Sensory Patch Of Ampulla Is Called :

  1. Cristae
  2. Maculae
  3. Otoliths
  4. Basilar Papilla

Answer: 1. Cristae

 

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