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Selina solutions for Concise Biology Class 10 Icse chapter 11 - Sense organ [Latest edition]

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Concise Biology Class 10 Icse - Shaalaa.com

Chapter 11: Sense organ

Multiple choice typeVery short answer typeShort answer typeLong answer typeStructured/Application/skill type

Multiple choice type [Page 148]

Selina solutions for Concise Biology Class 10 Icse Chapter 11 Sense organ Multiple choice type [Page 148]

Multiple choice type | Q 1 | Page 148

Which part of the eye is grafted in a needy patient from a donated eye?

  • Conjunctiva

  • Cornea

  • Choroid

  • Ciliary muscles

Multiple choice type | Q 2 | Page 148

Which part of our ear is shaped like a snail shell?

  • Semi-circular canals

  • Cochlea

  • Stapes

  • Eustachian tube

Multiple choice type | Q 3 | Page 148

The three parts of human ear contributing in hearing are-

  • Cochlea, ear ossicles and tympanum

  • Semi-circular canals, utriculus and sacculus

  • Eustachian tube, tympanum and utriculus

  • Perilymph, ear ossicles and semi-circular canals

Multiple choice type | Q 4 | Page 148

The region in the eyes where the rods and cones are located is the

  • Retina

  • Cornea

  • Choroid

  • Sclera

Very short answer type [Pages 148 - 149]

Selina solutions for Concise Biology Class 10 Icse Chapter 11 Sense organ Very short answer type [Pages 148 - 149]

Very short answer type | Q 1.1 | Page 148

Name the following:

The photosensitive pigment present in the rods of the retina.

Very short answer type | Q 1.2 | Page 149

Name the following:

The part which equalizes the air pressure in the middle and external ear.

Very short answer type | Q 1.3 | Page 149

Name the following:

The ear ossicle attached to the tympanum

Very short answer type | Q 1.4 | Page 149

Name the following:

The tube which connects the cavity of the middle ear with the throat

Very short answer type | Q 1.5 | Page 149

Name the following:

The part of the eye responsible for its shape.

Very short answer type | Q 1.6 | Page 149

Name the following:

The nerves which transmit impulse from ear to the brain

Very short answer type | Q 1.7 | Page 149

Name the following:

The photoreceptors found in the retina of the eye.

Very short answer type | Q 1.8 | Page 149

Name the following:

The eye defect caused due to shortening of the eye ball from front to back.

Very short answer type | Q 2.1 | Page 149

Note the relationship between the first two words and suggest the suitable word for the fourth place.

Cones : Iodopsim :: Rods : ……………….

Very short answer type | Q 2.2 | Page 149

Note the relationship between the first two words and suggest the suitable word for the fourth place.

sound : ear drum :: Dynamic balance : ……

Very short answer type | Q 3 | Page 149

Which one or more of the expressions in column II are appropriate for the items listed in column I? write the correct matching pairs-

Column I Column II
(i) The blind spot (a) colour of the eye
(ii) the yellow spot (b) shape of the lens
(iii) Ciliary muscle (c) protective covering of the brain
(iv) Iris (d) basic unit of brain
(v) Meninges (e) free of rod cells
  (f) vitreous humour
  (g) centre of the retina
  (h) no sensory cells

Short answer type [Pages 149 - 150]

Selina solutions for Concise Biology Class 10 Icse Chapter 11 Sense organ Short answer type [Pages 149 - 150]

Short answer type | Q 1.1 | Page 149

Differentiate between members of the following pair with reference to what is asked in bracket.

Myopia and hyperopia (cause of the defect)

Short answer type | Q 1.2 | Page 149

Differentiate between members of the following pair with reference to what is asked in bracket.

Rods and cones (sensitivity)

Short answer type | Q 1.3 | Page 149

Differentiate between members of the following pair with reference to what is asked in bracket.

Semi-circular canal and cochlea (Senses perceived)

Short answer type | Q 1.4 | Page 149

Differentiate between members of the following pair with reference to what is asked in bracket.

Rod and cone cells (pigment contained)

Short answer type | Q 1.5 | Page 149

Differentiate between members of the following pair with reference to what is asked in bracket.

Dynamic balance and static balance (Definition)

Short answer type | Q 2.1 | Page 149

State whether the following statement is True (t) or False, correct them by changing any one single word.

Deafness is caused due to rupturing of the pinna.

  • True

  • False

Short answer type | Q 2.2 | Page 149

State whether the following statement is True (t) or False, correct them by changing any one single word.

Semi circular canals are concerned with static (positional) balance.

  • True

  • False

Short answer type | Q 3.1 | Page 149

Mention, where in living organism is the following located and state their main function:
Fovea centralis

Short answer type | Q 3.2 | Page 149

Mention, where in living organism is the following located and state their main function:
Organ of corti

Short answer type | Q 4.1 | Page 149

Mention if the following statement is true (T) or false (F) Give reason.
Sometimes medicines dropped into the eyes come into the nose and even throat

  • True

  • False

Short answer type | Q 4.2 | Page 149

Mention if the following statement is true (T) or false (F) Give reason.

Ciliary muscles regulate the size of the pupil

  • True

  • False

Short answer type | Q 4.3 | Page 149

Mention if the following statement is true (T) or false (F) Give reason.

yellow spot of the retina is the region of colour vision

  • True

  • False

Short answer type | Q 4.4 | Page 149

Mention if the following statement is true (T) or false (F) Give reason.

The auditory nerve is purely for perceiving sound

  • True

  • False

Short answer type | Q 4.5 | Page 149

Mention if the following statement is true (T) or false (F) Give reason.

Malleus incus and stapes are collectively called the ear ossicles.

  • True

  • False

Short answer type | Q 4.6 | Page 149

Mention if the following statement is true (T) or false (F) Give reason.

Short-sightedness and hyperopia are one and the same thing

  • True

  • False

Short answer type | Q 4.7 | Page 149

Mention if the following statement is true (T) or false (F) Give reason.

Blind spot is called so because no image is formed on it.

  • True

  • False

Short answer type | Q 5.1 | Page 149

Given below is a set of five parts. Rewrite them in correct sequence.
Cochlea, tympanum, auditory canal, ear ossicles, oval window.

Short answer type | Q 5.2 | Page 149

Given below is a set of five parts. Rewrite them in correct sequence.
 Conjunctiva, retina, cornea, optic nerve, lens

Short answer type | Q 6.1 | Page 149

Given below is certain structure. Write against them its functional acivity.

organ of corti and ……………….

Short answer type | Q 6.2 | Page 149

Given below is certain structure. Write against them its functional acivity.

Olfactory nerve and ……………..

Short answer type | Q 6.3 | Page 149

Given below is certain structure. Write against them its functional acivity.

retina and ……………………….

Short answer type | Q 7.1 | Page 149

What is a lacrimal gland?

Short answer type | Q 7.2 | Page 149

In what two ways is the yellow spot different from the blind spot?

Short answer type | Q 7.3 | Page 149

Name an old age eye defect. What happens in it?

Short answer type | Q 7.3 | Page 149

Name an old age eye defect. Why is it caused?

Short answer type | Q 7.4 | Page 149

What is meant by power of accommodation of the eye?

Short answer type | Q 7.5 | Page 149

Mention the characteristics of the image that falls on the retina of the eye.

Short answer type | Q 8 | Page 149

What is meant by optical illusion? Give one example.

Short answer type | Q 9.1 | Page 149

Where is the oval window located? Briefly mention its function.

Short answer type | Q 9.2 | Page 149

Where is the Cochlea located? Briefly mention its function.

Short answer type | Q 9.3 | Page 149

Where is the Semicircular canals located? Briefly mention its function.

Short answer type | Q 9.4 | Page 149

Where is the Utriculus located? Briefly mention its function.

Short answer type | Q 10 | Page 150

Complete the following table by filling in the blank spaces.

Structure Function
Yellow Spot  
  Transfers impulse from inner ear to brain
  Helps to change the focal length of the eye lens
Spinal cord  
Oval window  
  Dynamic equilibrium

Long answer type [Page 150]

Selina solutions for Concise Biology Class 10 Icse Chapter 11 Sense organ Long answer type [Page 150]

Long answer type | Q 1 | Page 150

Describe the mechanism of focusing the image of a distant object in your eye when you raise your head after reading a book.

Long answer type | Q 2 | Page 150

Sometimes you remember a vivid picture of a dream you saw. What is the role of your eyes in this experience?

Long answer type | Q 3 | Page 150

By closing the eyes and gently pressing them by your palms, you may see some specks of brilliant light. How do you get this sensation while there is no light entering your eyes?

Long answer type | Q 4 | Page 150

Explain the terms ‘adaptation’ and ‘accommodation’ with reference to the eye.

Long answer type | Q 5 | Page 150

You do not enjoy watching a movie from a very short distance from the screen in a cinema hall. Why?

Long answer type | Q 6 | Page 150

Enumerate the common defects of vision, their causes and the possible methods of correcting them.

Long answer type | Q 7 | Page 150

Name the three ear ossicles. How do they contribute in the mechanism of hearing?

Long answer type | Q 8.1 | Page 150

What is meant by power of accommodation of the eye?

Long answer type | Q 8.2 | Page 150

Name the muscles of the eye responsible for the power of accommodation.

Structured/Application/skill type [Pages 150 - 151]

Selina solutions for Concise Biology Class 10 Icse Chapter 11 Sense organ Structured/Application/skill type [Pages 150 - 151]

Structured/Application/skill type | Q 1.1 | Page 150

What is meant by power of accommodation of the eye?

Structured/Application/skill type | Q 1.2 | Page 150

With reference to the functioning of the eye, answer the question that follow:

What is the shape of the lens during near vision?

Structured/Application/skill type | Q 1.2 | Page 150

With reference to the functioning of the eye, answer the question that follow:

What is the shape of the lens during distant vision?

Structured/Application/skill type | Q 1.3 | Page 150

With reference to the functioning of the eye, answer the question that follow:

Name the two structure in the eye responsible for bringing about the change in the shape of the lens.

Structured/Application/skill type | Q 1.4 | Page 150

With reference to the functioning of the eye, answer the question that follow:

Name the cells of the retina and its respective pigments which get activated in the dark.

Structured/Application/skill type | Q 1.4 | Page 150

With reference to the functioning of the eye, answer the question that follow:

Name the cells of the retina and its respective pigments which get activated in the light.

Structured/Application/skill type | Q 2.1 | Page 150

With reference to the human ear, answer the question that follow:

Give the technical term for the structure found in the inner ear.

Structured/Application/skill type | Q 2.2 | Page 150

With reference to the human ear, answer the question that follow:

Name the three small bones present in the middle ear. What is the biological term for them collectively ?

Structured/Application/skill type | Q 2.3 | Page 150

With reference to the human ear, answer the question that follow:

Name the part of the ear associated with

(1) static balance

(2) hearing

(3) dynamic balance.

Structured/Application/skill type | Q 2.4 | Page 150

With reference to the human ear, answer the question that follow:

Name the nerve, which transmits messages from the ear to the brain.

Structured/Application/skill type | Q 3.1 | Page 150

The figure below compares a part of our eye with a part of a photographic camera.

Name the corresponding parts of the eye the camera shown here that are comparable in function.

Structured/Application/skill type | Q 3.2 | Page 150

The figure below compares a part of our eye with a part of a photographic camera.

Explain the mode of working and the functions of the parts of the eye mentioned above.

Structured/Application/skill type | Q 4.1 | Page 150

Given below is a diagram depicting a defect of the human eye. Study the same and answer the question that follow:

Name the defect shown in the diagram.

Structured/Application/skill type | Q 4.2 | Page 150

Given below is a diagram depicting a defect of the human eye? Study the same and answer the question that follow:

Give two possible reasons for this defect of the eye in human beings.

Structured/Application/skill type | Q 4.3 | Page 150

Given below is a diagram depicting a defect of the human eye? Study the same and answer the question that follow:

Name the parts labeled 1 to 4.

Structured/Application/skill type | Q 4.4 | Page 150

Given below is a diagram depicting a defect of the human eye? Study the same and answer the question that follow :

Name the type of lens used to correct this eye defect.

Structured/Application/skill type | Q 4.5 | Page 150

Given below is a diagram depicting a defect of the human eye? Study the same and answer the question that follow:

Draw a labeled diagram to show how the above mentioned defect is rectified using the lens named above.

Structured/Application/skill type | Q 5.1 | Page 150

The figure below is the sectional view of a part of the skull showing s sense organ:

Name the sense organ.

Structured/Application/skill type | Q 5.2 | Page 150

The figure below is the sectional view of a part of the skull showing a sense organ:

What are the parts labeled 'm', 'i' and 's'? What do these parts constitute collectively?

Structured/Application/skill type | Q 5.3 | Page 150

The figure below is the sectional view of a part of the skull showing a sense organ:

What do you call the part shown in the form of a spiral? What is its function?

Structured/Application/skill type | Q 5.4 | Page 150

The figure below is the sectional view of a part of the skull showing a sense organ:

Name the part labeled 'tm'. What is its function?

Structured/Application/skill type | Q 6.1 | Page 151

Given below is a diagram of a part of the human ear. Study the same and answer the question that follow:

Give the collective biological term for malleus, Incus and stapes.

Structured/Application/skill type | Q 6.2 | Page 151

Given below is a diagram of a part of the human ear. Study the same and answer the question that follow:

Name the parts labeled A, B and C in the diagram.

Structured/Application/skill type | Q 6.3 | Page 151

Given below is a diagram of a part of the human ear. Study the same and answer the question that follow:

State the functions of the parts labeled 'A' and 'B'.

Structured/Application/skill type | Q 6.4 | Page 151

Given below is a diagram of a part of the human ear. Study the same and answer the question that follow:

Name the audio receptor region present in the part labeled 'A'.

Structured/Application/skill type | Q 7 | Page 151

Draw a labelled diagram of the inner ear. Name the part of the inner ear that is responsible for static balance in human beings.

Structured/Application/skill type | Q 8.1 | Page 151

Have a look at the posture of this girl who is reading a book and answer the questions which follow:

Name the problem she is facing.

Structured/Application/skill type | Q 8.2 | Page 151

Have a look at the posture of this woman who is reading a book and answer the questions which follow:

What are the two conditions shown in sections A and B of the eye as applicable to her?

Structured/Application/skill type | Q 8.3 | Page 151

Have a look at the posture of this woman who is reading a book and answer the questions which follow:

What kind of looking glasses she needs?

Chapter 11: Sense organ

Multiple choice typeVery short answer typeShort answer typeLong answer typeStructured/Application/skill type
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Concise Biology Class 10 Icse - Shaalaa.com

Selina solutions for Concise Biology Class 10 Icse chapter 11 - Sense organ

Selina solutions for Concise Biology Class 10 Icse chapter 11 (Sense organ) include all questions with solution and detail explanation. This will clear students doubts about any question and improve application skills while preparing for board exams. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Shaalaa.com has the CISCE Concise Biology Class 10 Icse solutions in a manner that help students grasp basic concepts better and faster.

Further, we at Shaalaa.com provide such solutions so that students can prepare for written exams. Selina textbook solutions can be a core help for self-study and acts as a perfect self-help guidance for students.

Concepts covered in Concise Biology Class 10 Icse chapter 11 Sense organ are Concept of Nervous System, Nervous System - Structure of Neuron, Division of Nervous System, Concept of Brain, Concept of Spinal Cord, Reflex Action and Reflex Arc, Eye: Structure and Functions, Eye Defects and Corrective Measures, Ear: Parts and Functions of the Ear.

Using Selina Class 10 solutions Sense organ exercise by students are an easy way to prepare for the exams, as they involve solutions arranged chapter-wise also page wise. The questions involved in Selina Solutions are important questions that can be asked in the final exam. Maximum students of CISCE Class 10 prefer Selina Textbook Solutions to score more in exam.

Get the free view of chapter 11 Sense organ Class 10 extra questions for Concise Biology Class 10 Icse and can use Shaalaa.com to keep it handy for your exam preparation

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