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NCERT Solutions For Class 9 Science Chapter 6 Tissues

NCERT Solutions For Class 9 Science Chapter 6 Tissues

Edited By Irshad Anwar | Updated on Oct 07, 2023 01:05 PM IST

NCERT Solutions For Class 9 Science Chapter 6 Tissues

NCERT Solutions for Class 9 Science Chapter 6 Tissues contain solutions for all the in-text questions and the chapter-end exercise of the NCERT Textbook Tissues Class 9. Class 9 Science Chapter 6 Solution is part of NCERT Solutions for Class 9 Science. One of the latest features of these NCERT solutions is the solution PDFs that Class 9th students can download and use offline for a better experience. Tissues Class 9 question answer build your foundation for further classes. Go through each concept given in Class 9 Science Chapter 6 and then assess your knowledge by solving the exercise given in NCERT. You will get questions based on such concepts in Tissues Class 9 solutions. Go through the questions and answers given in NCERT solutions for class 9 science chapter 6.

Tissues Class 9 NCERT Solutions: These Biology class 9 science chapter 6 NCERT Solutions contain detailed explanations of Chapter 6 titled Tissues of Science, taught in class 9. Chapter 6 Tissues can be found in the NCERT Textbook if you are a Class 9 student studying science. If you want to score full marks in class 9th chapter 6 science, then you should know how to answer the questions asked in the exams. Through NCERT Solutions for Class 9 Science Chapter 6 Tissues, you will get to know the approach of solving a question. NCERT Solutions for Class 9 are regularly updated according to the latest CBSE board. Below are given Class 9 NCERT Science Textbook Solutions for Chapter 6 Tissues:

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NCERT Solutions for Class 9 Science Chapter 6 Tissues: Solved In-text Questions

Class 9 Science Chapter 6 Tissue Question Answer are given below from each topic. For better experience, topics have been mentioned.

Tissue Chapter Class 9 Question Answer: Topic 6.1

Q 1. What is a tissue?

Answer:

A group of cells that are similar in structure and cooperate to carry out a specific function is referred to as a tissue.

Q 2. What is the utility of tissues in multicellular organisms?

Answer:

In multicellular organisms, tissues are used to allow for the division of labor as well as to provide structural and mechanical strength.

Tissues Class 9: Topic 6.2 Plant Tissues

Q 1. Name types of simple tissues .

Answer:

Simple permanent tissues are of three types:

(i) Parenchyma (ii) Collenchyma and (iii) Sclerenchyma.

Parenchyma tissue can be further divided into two types:

(a) aerenchyma and (b) chlorenchyma.

Q 2. Where is the apical meristem found?

Answer:

The apical meristem is found at the growing tips of roots and shoots of plants. Its main function is to increase the length of the stem and root by initiating the growth of new cells.

Q 3. Which tissue makes up the husk of coconut?

Answer:

The husk of a coconut is made up of sclerenchyma tissue. It is a permanent tissue whose cells are dead.

They are long and narrow as the walls are thickened due to lignin. This tissue makes the husk hard and thick.

Q 4. What are the constituents of the phloem?

Answer:

Phloem is a conducting or vascular tissue of the plants which transports food from leaves to other parts of the plant. Phloem is made up of four types of elements:

(i) sieve tubes (ii) companion cells (iii) phloem fibers and (iv) phloem parenchyma.

Out of these four, only phloem fibers are dead cells.

Class 9 Science Chapter 6 Tissue Question Answer: Topic 6.3 Animal Tissues

Q 1. Name the tissue responsible for movement in our body.

Answer:

The muscular tissue is responsible for movement in our body.

Muscular tissue consists of muscle fibres which are elongated cells. The movement is caused when these muscles contract and relax.

Q 2. What does a neuron look like?

Answer:

Neurons or nerve cells are the structural and functional unit of the nervous tissue. The brain, spinal cord, and nerves are all composed of the nervous tissue.

A neuron consists of a cell body with a nucleus and cytoplasm, from which long thin hair-like parts arise. Each neuron consists of axons, a single long part (process), and dendrites, which are the short, branched parts (processes).

The axon transmits impulses away from the cell body, whereas the dendrite receives nerve impulses from other nerve cells or external stimuli.

Q 3. Give three features of cardiac muscles.

Answer:

Heart, which pumps blood throughout the body, is made up of cardiac muscles. Three features of cardiac muscle are:

(i) Cardiac muscles are involuntary. They cannot be controlled by a will.

(ii) Cardiac muscle cells are cylindrical, branched and uninucleate.

(iii) Cardiac muscles show rhythmic contraction and relaxation throughout life.

Q 4. What are the functions of areolar tissue?

Answer:

Areolar tissue is a connective tissue that fills the space inside the organs, supports internal organs and helps in the repair of tissues. It is found between the skin and muscles, around blood vessels and nerves and in the bone marrow.

NCERT Solutions for Class 9 Science Chapter 6 - Tissues: Solved Exercise Questions

Class 9 Science Chapter 6 Exercise Question Answers are given below in the best possible way in easy language including flowcharts.

Q 1. Define the term “tissue”.

Answer:

Tissue is a group of cells that are similar in structure and perform that same function.

For example Blood, phloem, muscles.

Q 2. How many types of elements together make up the xylem tissue? Name them.

Answer:

Xylem transports water and minerals vertically from the roots to various parts of the plants. Xylem tissue consists of four different types of cells:

(i) Tracheids (ii) Vessels (iii) Xylem Parenchyma (iv) Xylem fibres

Out of these four, only Xylem Parenchyma is a living cell.

Q 3. How are simple tissues different from complex tissues in plants?

Answer:

Simple tissues are different from complex tissues in plants in the following ways

Simple tissues Complex tissues
Simple tissues are composed of a single type of cells. Complex tissues are composed of cells of more than one type.
These tissues are protective and supportive in function. The function is the conduction of water, minerals and food products to different parts of the body
Three types of simple tissues are: parenchyma, collenchyma, and sclerenchyma Two types of complex tissues are: Xylem and Phloem

Q 4. Differentiate between parenchyma, collenchyma and sclerenchyma on the basis of their cell wall.

Answer:

Parenchyma Collenchyma Sclerenchyma
The cell wall is thin and are very loosely packed. The cell wall is thick at corners with very little space between cells. The cell wall is thick uniformly with no intercellular spacings.
Cell Wall is Primary Cell Wall is Primary The cell wall is Secondary
Cell wall made up of cellulose The cell wall is made up of pectin and hemicellulose The cell wall has an additional layer of lignin.


Q 5. What are the functions of the stomata?

Answer:

Stomata are the small pores on the surface of the leaf. Functions of the stomata are :

(i) They allow the exchange of gases (CO 2 and O 2 ) with the atmosphere.

(ii) Transpiration (loss of water in the form of water vapour) also takes place through stomata.

Class 9 Science Chapter 6 Exercise Question Answers

Q 6. Diagrammatically show the difference between the three types of muscle fibres.

Answer:

The three types of muscle fibers are:

(i) Striated muscle

(b) Smooth muscle (Unstriated)

(c) Cardiac muscle

Q 7. What is the specific function of the cardiac muscle?

Answer:

The cardiac muscles are present in the wall of the heart.

The specific function of the cardiac muscle is to control the continuous rhythmic contraction and relaxation of the heart.

Q 8. Differentiate between striated, unstriated and cardiac muscles on the basis of their structure and site/location in the body.

Answer:

Striated Muscle Unstriated Muscle Cardiac Muscle
These are voluntary muscles. These are involuntary muscles. These are involuntary muscles.
The cells are long, cylindrical. The cells are long with pointed ends. The cells are cylindrical.
Cells are unbranched Cells are unbranched Cells are branched
Cells are multinucleate. Cells are uninucleate. Cells are uninucleate
These muscles are present in limbs and join the bones. These muscles are found in the alimentary canal, bronchi of the lungs, etc. These muscles are only found in the wall of the heart.

Q 9. Draw a labelled diagram of a neuron.

Answer:

A neuron consists of a cell body with a nucleus and cytoplasm, from which long thin hair-like parts arise. Each neuron consists of axons, a single long part (process), and dendrites, which are the short, branched parts (processes).

The axon transmits impulses away from the cell body, whereas the dendrite receives nerve impulses from other nerve cells or external stimuli.

Tissue Chapter Class 9 Question Answer

Q 10. (a) Name the following.

  • Tissue that forms the inner lining of our mouth.

Answer:

Tissue that forms the inner lining of our mouth is epithelial tissue.

( Epithelial tissue cells are tightly packed and form a continuous sheet with almost no intercellular spaces )

Q 10.(b) Name the following.

  • Tissue that connects muscle to bone in humans.

Answer:

Tissue that connects muscle to bone in humans is a tendon.

( Tendons are connective tissue. They are fibrous tissue with great strength but limited flexibility )

Q 10. (c) Name the following.

  • Tissue that transports food in plants.

Answer:

Tissue that transports food in plants is phloem.

(Phloem transports food manufactured in the leaves to other parts of the plant.)

Q 10.(d) Name the following.

  • Tissue that stores fat in our body.

Answer:

Tissue that stores fat in our body adipose tissue.

( Adipose tissue is found below the skin and between internal organs. The cells of this tissue are filled with fat globules which act as an insulator )

Q 10. (e) Name the following.

  • Connective tissue with a fluid matrix

Answer:

Connective tissue with a fluid matrix is Blood.

( Blood flows to transport oxygen, food, hormones and waste material )

Q 10.(f) Name the following.

  • Tissue present in the brain .

Answer:

Tissue present in the brain is nervous tissue.

( The brain, spinal cord and nerves are all composed of the nervous tissue. The cells of this tissue are called nerve cells or neurons. )

Q 11. Identify the type of tissue in the following: skin, bark of tree, bone, lining of kidney tubule, vascular bundle.

Answer:

The type of tissue in the following are:

Skin - Stratified squamous epithelial tissue
The bark of a tree - Simple permanent tissue
Bone – Skeletal connective tissue
Lining of kidney tubules - Cuboidal epithelial tissue
Vascular bundle - Complex permanent tissue

Q 12. Name the regions in which parenchyma tissue is present.

Answer:

The parenchyma tissue is present in leaves, fruits, and flowers.

Parenchyma is the most common simple permanent tissue consisting of relatively unspecialized cells with thin cell walls (living cells). This tissue generally stores food and chlorophyll.

Q 13. What is the role of the epidermis in plants?

Answer:

The epidermis is the outermost layer of cells of a plant body. The epidermis is usually made of a single layer of cells.

Following are the roles of the epidermis:

1. The entire surface of plants living in very dry habitats has an outer covering of epidermis to protect against water loss.

2. To protect against loss of water, mechanical injury and invasion by parasitic fungi, epidermal cells on the aerial parts of the plant often secrete a waxy, water-resistant layer on their outer surface.

3. Stomata present on epidermis help in gaseous exchange and transpiration.

Since it has a protective role to play, epidermal tissue cells form a continuous layer with no intercellular space.

Q 14. How does the cork act as a protective tissue?

Answer:

Cork is the outer protective layer of the bark of a tree. The cork cells are dead and compactly packed with no intercellular space. Their cell walls are coated with a waxy substance, suberin, which does not allow water and gases to pass through.

Therefore, it protects the plant against mechanical injury and also prevents the loss of water by evaporation.

Q 15. Complete the following chart:

Answer:

Simple permanent tissue is of three types: Parenchyma, Collenchyma and Sclerenchyma

Complex permanent tissue is of two types: Xylem and Phloem

Thus, the completed chart is :

NCERT Solutions For Class 9 Science Chapter 6 - Tissues

Also, while going through Chapter 6 Science Class 9, you are going to learn about tissues, their shapes and functions, types of tissues, and many more things. NCERT solutions for class 9 science chapter 6 tissues cover all the topic wise questions and exercise questions as well. Class 9 Tissues NCERT solutions will help you understand some important topics of the chapter, such as plant tissues, animal tissues, etc. Chapter 6 'tissues' is one of the most important chapters with high weightage marks. The Class 9 Science Chapter 6 Question Answer explained in this article are arranged in a systematic manner to give you an experience of good learning with a better understanding. NCERT Solutions are also available class-wise and subject wise.

NCERT Science Class 9: Important Formulas and Diagrams + eBook link

Subject experts at Careers360 have compiled a list of all the important formulas for Class 9 Science in this handy ebook. The most crucial among them come with examples to show how they are applied. You will see these formulas repeatedly in your final exams and monthly tests.

Apart from Class 9 Science Chapter 6 Solution, this ebook will save you time and help you quickly go over every significant formula with examples that you might see in your exams. It will also help students reinforce their understanding of fundamental concepts. Students can download the ebook for NCERT Science Class 9 from the section below the introduction.

Important Topics of NCERT Class 9 Science Chapter 6 Tissues:

Topics and Sub Topics in Chapter 6 Science Class 9 are listed below:

  • 6.1 - Are Plants and Animals Made of Same Types of Tissues?
  • 6.2 - Plant Tissues
  • 6.2.1 - Meristematic Tissue
  • 6.2.2 - Permanent Tissue
  • 6.2.2 - (i) Simple Permanent Tissue
  • 6.2.2 - (ii) Complex Permanent Tissue
  • 6.3 - Animal Tissues
  • 6.3.1 - Epithelial Tissue
  • 6.3.2 - Connective Tissue
  • 6.3.3 - Muscular Tissue
  • 6.3.4 - Nervous Tissue

NCERT Solutions for Class 9 Science: Chapter-wise

Chapter No. Chapter Name
Chapter 1 Matter in Our Surroundings
Chapter 2 Is Matter Around Us Pure
Chapter 3 Atoms and Molecules
Chapter 4 Structure of The Atom
Chapter 5 The Fundamental Unit of Life
Chapter 6 Tissues
Chapter 7 Diversity in Living Organisms
Chapter 8 Motion
Chapter 9 Force and Laws of Motion
Chapter 10 Gravitation
Chapter 11 Work and Energy
Chapter 12 Sound
Chapter 13 Why Do We Fall ill?
Chapter 14 Natural Resources
Chapter 15 Improvement in Food Resources

NCERT Solutions for Class 9 - Subject-wise

How do NCERT Solutions for Tissues Class 9 help you score well?

  • To check your preparation level, you can check the previous year's question papers from the class 9 board exams and check if you are able to solve all the questions with the help of Tissues Class 9 Solutions.
  • Solutions for NCERT Class 9 Science Chapter 6 are explained by the experts.
  • If you have any questions, you are not able to find them in the Tissues Class 9 PDF. Well, go ahead and ask your question in the discuss doubts section. The experts will explain to you the solutions.
  • Tisuues Class 9 Questions and Answers are easy to understand as they are curated in a simple language.
  • Class 9 Science Chapter 6 Question Answer are designed as per the latest CBSE syllabus and guidelines.
  • Tissues Class 9 NCERT Solutions are created by experienced faculties.

Also Check NCERT Books and NCERT Syllabus here:

Frequently Asked Questions (FAQs)

1. How to score well in the examination?

To score well in the examination, follow the NCERT syllabus and solve the exercise given in the NCERT Book. To practice more problems, students must refer to NCERT Exemplar.

2. What are the features of ncert solutions for class 9 science chapter 6?

The features of NCERT solutions for class 9 science chapter 5 are:     

  • In solutions for class 9 chapter 6 science, you will get the best answer written by our experts as per CBSE guidelines.      
  • Solutions for class 9th chapter 6 science help you to understand the concepts easily.  
  • Students are advised to go through the class 9 science chapter 6 tissue question answer as it will help them to score well in the exams.  
  • Solutions for class 9th chapter 6 science are easily accessible and free.
3. What is tissue Class 9?

A tissue is a collection of cells that work together to carry out a particular function and have a similar shape and function. Including the organs, all of the body's components are made of tissues. Organs are made of groups of tissues.

4. Define Tissue Class 9.

A tissue is made up of a group of cells that cooperate to perform a specific task and share a common structure and function. The term tissue was coined by Nehemiah Grew.

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A block of mass 0.50 kg is moving with a speed of 2.00 ms-1 on a smooth surface. It strikes another mass of 1.00 kg and then they move together as a single body. The energy loss during the collision is

Option 1)

0.34\; J

Option 2)

0.16\; J

Option 3)

1.00\; J

Option 4)

0.67\; J

A person trying to lose weight by burning fat lifts a mass of 10 kg upto a height of 1 m 1000 times.  Assume that the potential energy lost each time he lowers the mass is dissipated.  How much fat will he use up considering the work done only when the weight is lifted up ?  Fat supplies 3.8×107 J of energy per kg which is converted to mechanical energy with a 20% efficiency rate.  Take g = 9.8 ms−2 :

Option 1)

2.45×10−3 kg

Option 2)

 6.45×10−3 kg

Option 3)

 9.89×10−3 kg

Option 4)

12.89×10−3 kg

 

An athlete in the olympic games covers a distance of 100 m in 10 s. His kinetic energy can be estimated to be in the range

Option 1)

2,000 \; J - 5,000\; J

Option 2)

200 \, \, J - 500 \, \, J

Option 3)

2\times 10^{5}J-3\times 10^{5}J

Option 4)

20,000 \, \, J - 50,000 \, \, J

A particle is projected at 600   to the horizontal with a kinetic energy K. The kinetic energy at the highest point

Option 1)

K/2\,

Option 2)

\; K\;

Option 3)

zero\;

Option 4)

K/4

In the reaction,

2Al_{(s)}+6HCL_{(aq)}\rightarrow 2Al^{3+}\, _{(aq)}+6Cl^{-}\, _{(aq)}+3H_{2(g)}

Option 1)

11.2\, L\, H_{2(g)}  at STP  is produced for every mole HCL_{(aq)}  consumed

Option 2)

6L\, HCl_{(aq)}  is consumed for ever 3L\, H_{2(g)}      produced

Option 3)

33.6 L\, H_{2(g)} is produced regardless of temperature and pressure for every mole Al that reacts

Option 4)

67.2\, L\, H_{2(g)} at STP is produced for every mole Al that reacts .

How many moles of magnesium phosphate, Mg_{3}(PO_{4})_{2} will contain 0.25 mole of oxygen atoms?

Option 1)

0.02

Option 2)

3.125 × 10-2

Option 3)

1.25 × 10-2

Option 4)

2.5 × 10-2

If we consider that 1/6, in place of 1/12, mass of carbon atom is taken to be the relative atomic mass unit, the mass of one mole of a substance will

Option 1)

decrease twice

Option 2)

increase two fold

Option 3)

remain unchanged

Option 4)

be a function of the molecular mass of the substance.

With increase of temperature, which of these changes?

Option 1)

Molality

Option 2)

Weight fraction of solute

Option 3)

Fraction of solute present in water

Option 4)

Mole fraction.

Number of atoms in 558.5 gram Fe (at. wt.of Fe = 55.85 g mol-1) is

Option 1)

twice that in 60 g carbon

Option 2)

6.023 × 1022

Option 3)

half that in 8 g He

Option 4)

558.5 × 6.023 × 1023

A pulley of radius 2 m is rotated about its axis by a force F = (20t - 5t2) newton (where t is measured in seconds) applied tangentially. If the moment of inertia of the pulley about its axis of rotation is 10 kg m2 , the number of rotations made by the pulley before its direction of motion if reversed, is

Option 1)

less than 3

Option 2)

more than 3 but less than 6

Option 3)

more than 6 but less than 9

Option 4)

more than 9

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