connective tissue class 9 ncert

The main function is binding ,supporting and packing together different organs of body. Question 8. tissue. It helps in the transportation of food in both the directions, i.e. (v) Cartilage consists of..cells. The matrix may be jelly like, fluid, dense or rigid. Answer:It is present at the growing tips of stem and root, it increases the length of the stem and roots. Answer:There are three types: A connective tissue is responsible for connecting different parts of the body physically or by transporting substances from one part to another. Write (F) for false or (T) for true. (b) We can see at least ten different types of cells in the slide. If you are a student of class 9 who is using NCERT Textbook to study Science, then you must come across Chapter 6 Tissues. A mesh-like network can be created by fibers. Tissues Class 9 Notes Science Chapter 6 - NCERT MCQ Solution: The muscular tissue is responsible for movement in our body: Q2. Answer: (a) Epithelial tissue (b) Tendon (c) Phloem (d) Adipose (e) Blood (f) Nervous tissue. This is because of the fact that cells get damaged and very smartly repair and replenish new ones as well. class 12 biology notes study rankers. (3) They are involuntary muscles, cannot be controlled by us. Question 6. Connective Tissue: The cells of connective tissue are loosely spaced and embedded in an intercellular matrix. Question 2. They are present and store fat under the skin. What is stomata? Answer:In the pith of the roots and stems. This happens gradually and is often a very slow process that takes place on its own and we do not play any role in it. CBSE NCERT Notes Class 9 Biology Tissues - Examfear 5. Name three types of muscle tissues and give function of each. What . It is elastic, has lot of strength. (a) Are all cells similar in structure? Questions From NCERT Textbook for Class 9 Science. Answer: Question 3. (b) Do the roots continue growing even after we have removed their tips? They perform a wide variety of functions depending on the nature of intercellular substances. Answer:The connective tissue consists of different types of cells, all of them perform same function. Tissues Class 9 Extra Questions Question 6. In desert plants, epidermis has a thick waxy coating of cutin which acts as a water proofing agent. It smoothens bone surfaces at joints. Permanent tissues: Formed from meristematic tissues, the cells in the tissue loose the ability to divider Permanent tissues are divided into two categories: B. What is the utility of tissues in multicellular organisms? CASE 1. 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Functions: (i) It fills the space inside the organs, supports internal organs and helps in repair of tissues. NCERT Solutions for Class 9 Science Chapter 6 Tissues - NCERT Exercises : Page 79 1. Sclerenchyma: They provide strength and flexibility to the plants. 6. Tissues : Science class 9th:English Medium cbse notes In various types of connective tissues, there are different kinds of cells present. Question 4. NCERT Solutions Class 9 Science Tissues | Edusaint NCERT Solutions for Class 9 Science Page-78 Q1. Answer:Cells of epidermis forms a continuous layer without intercellular spaces. (b) that connects muscle to bone in humans. Adipose Tissue: Adipose tissue is found below the skin and between internal organs. What are the constituents of phloem? Are Plants and Animals Made of Same Types of Tissues. Body c. Tissue d. Organ-system. Consists of tracheids, vessels, xylem parenchyma and xylem fibres. NCERT Solutions For Class 9 Science Chapter 6 Tissues - Learn CBSE All that you are supposed to do is visit the Vedantu website or download the app, find the papers and download them. ATP Education . Loose Connective Tissues nature of the matrix depends on the function Answer:The epidermal (layer) tissue forms a protective outer covering for the plants and it protects the internal parts of the plant. (f) Tissue present in the brain. Explain the complex tissue of plants. (c) The tips of root stopped growing in jar 2 because the tips of these roots were cut down and the tissues which helps in the growth of roots i.e., meristematic tissues are removed from it. Answer:Feature of cardiac muscles State the difference between bone and blood. Adipose tissue: Acts as the storage site of fats; found between the internal organs and below the skin; acts as an insulator for the body. These tissues are fibrous, flexible and with lot of strength. Tendons and Ligaments: Tendons bind bones to the muscles of the skeleton. What idea do you get when you hear the term connective tissue? Areolar connective tissue: It is found between the skin and muscles, around blood vessels and nerves and in the bone marrow. It can be due to an injury or any other cause. What is the role of epidermis in plants? NCERT Class 9 Science Chapter 6 Quiz : Tissues Requested URL: byjus.com/ncert-solutions-class-9-science/chapter-6-tissues/, User-Agent: Mozilla/5.0 (iPhone; CPU iPhone OS 15_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) GSA/219.0.457350353 Mobile/15E148 Safari/604.1. Answer:The xylem is made up of vessels, trachieds, xylem fibres and xylem parenchyma. Do plants and animals contain the same type of tissue? The article specifically deals with all the important types and what they are about. Question 9. You will not have to spend one penny on any of these resources. Answer: Question 2. Collenchyma: Provides mechanical support to plant present in stalks. Phloem is made up of four types of elementssieve tubes, companion cells, phloem fibres and phloem parenchyma. (c) The family members showed the value of being caring, responsible, dutiful and kind. (v) Chondrocyte (vi) Blood. Tracheids and vessels helps in water transportation, parenchyma stores food and helps in the sideways conduction of water and fibres are mainly supportive in function. Answer:Meristematic tissue and permanent tissue. (c) BoneConnective tissue Meristematic tissues: Consist of actively-dividing cells. What are the various types of blood cells? (b) Smooth muscle: These are involuntary muscles, control the movement of food in alimentary canal, contraction and relaxation of blood vessels. Blood and lymph are connective fluid tissues that circulate throughout the body, aiding all organs in contact and communication. Differentiate between striated, unstriated and cardiac muscles on the basis of their structure and location in the body. Answer: Tissue is a group of cells that are similar in structure and are organized together to perform a specific task. - i) parechyma, ii) collenchyma, & iii) sclerenchyma. Examples of connective tissue include . Tissues Class 9 Extra Questions and Answers Science Chapter 6 - NCERT MCQ This is because it is essential to make sure that the topic is being understood properly as some students may face confusion in the topic. Answer:(1) Cardiac muscles cells are cylindrical, branched and uninucleated. What are tracheids? Blood flows all over the body and helps in the transport of gases, digested food, hormones and waste material to different parts of the body. Tissues : Science class 9th:English Medium. Red. Question 8. Rewrite the answer if (F). Answer:The simple tissues of plants are: NCERT Exemplar Class 9 Science Chapter 6 Tissues - Learn CBSE Teachoo answers all your questions if you are a Black user! Where is apical meristem found? Section of Phloem. The cells that formulate a tissue bond and hold onto each other very firmly and help in making sure that the tissues are strong as well. The space inside the organs is filled with these tissues. Answer:(a) On the outer layer of the tree trunk/bark all thick layer of dead cells is present which acts as protective tissue. It fills the space inside the organs, supports internal organs and helps in repair of tissues. State the difference between simple tissues of plants. We are not permitting internet traffic to Byjus website from countries within European Union at this time. Where is apical meristem found? Answer: Tissue is a group of related cells that have a common origin and perform a common function. Answer:The husk of coconut is made of sclerenchymatous tissue. Answer. Question 10. Question 17. (6) Tissue present in the brain. Question 18. 7 novembre 2022 Posted by are battery powered pressure washers any good; Tissues Class 9 Extra Questions and Answers Science Chapter 6 - Learn Insta (d) Tissue that stores fat in our body. But the group members explained her that the outer layer of trunk does not have living cells and there wont be any damage to the tree. Which tissue makes up the husk of coconut? 6. Wait for a couple of minutes and then transfer it onto a slide. (a) Apical meristemFunction: growth in length. Answer:Each stomata is bounded by a pair of specialised kidney-shaped epidermal cells called guard cells. (a) Name two tissues responsible for the movement of a body. Tissues Class 9th Notes - Free NCERT Class 9th Science - Careers360 (b) The tissues present in brain and spine are nervous tissues. Connective Reticular Tissue: It is created by reticular fibers. (c) Can we think of reasons why there would be so many types of cells? Tissues Notes Class 9 - NCERT Solutions For Class 9 Answer:The outermost layer of the cell is called epidermis and is very porous. Answer:Xylem and phloem. Connective tissues are flexible with high tensile strength. Question 1. In roots, epidermis have long hair-like parts that provide greater surface for water absorption. An individual nerve cell is called neuron, it may be up to a metre long. (5) Connective tissue with a fluid matrix. Why does epidermal tissue have no intercellular space? Answer:A group of cells that are similar in structure and work together to do a peculiar function is called tissue. Cell of Nervous System and Nerve Impulse Conduction for NEET, GERD Symptoms Important Concepts and Tips for NEET, Chinkara Important Concepts and Tips for NEET, Endocytosis - Important Concepts and Tips for NEET, Hibiscus - Important Concepts and Tips for NEET, Regulation of Kidney Function Important Concepts and Tips for NEET, NEET Biology Important Topics and Chapter Weightage, Connective tissue consists of a few cells, known as. Supporting and transmitting mechanical forces is their key role. They prepared metal plates with names carved on it, to fix it on the plant trunks. Xylem fibresAre supportive in function. Connective tissues are of three types namely, Loose connective tissues (Areolar, Adipose and Reticular) and Dense connective tissues (dense regular, dense irregular and elastic) and Specialized connective tissues (cartilage, bone and blood). Further it also include epidermis, cork, parenchyma, sclereids, fibres, xylem and phloem. With the help of diagram show the difference between striated muscle fibre, smooth muscle fibre and cardiac muscle fibre. A tissue is a group of similar or dissimilar cells that perform a common function and have a common origin. Question 20. Question 4. Marfan's syndrome is caused by faulty genes that manufacture fibrillin-1 protein. RBCs have haemoglobin and oxygen for transport. In all directions, the uneven arrangement gives uniform power. . (1) Squamous epithelium (2) Tendons (3) Phloem (4) Areolar tissue (5) Blood (6) Nervous tissue. The food we eat, especially protein-rich foods, help in recovery quicker as the tissues repair faster with a protein-rich diet. They support the delicate internal organs and assist in tissue repair in case of damage. What are the functions of areolar tissue? Question 4. (c) What value of the group is seen in the above cast? (2) Tissue that connect muscle to bone in humans. Connective tissues are flexible with high tensile strength. In humans, there is cartilage in the external ear, nose, and hands between the bones of the vertebral column. Animal tissues: Animal tissues are classified into four types based on the functions they perform: We hope the given CBSE Class 9 Science Notes Chapter 6 Tissues Pdf free download will help you. Displaying ads are our only source of revenue. The microscopic cells in our bodies are responsible for the perfect functioning of the tissues and that leads to the correct function of our body as a whole. . They are classified into two groups on the basis of the arrangement of collagen fibers: Dense Regular Tissue: The orientation of fibers in this type of tissue is regular. Question 13. In developing tissues, fibroblasts are located and play a significant role in wound-healing. Name the following: Blood vessels, muscles, and nerves all have a loose wrap of connective tissue. What is a tissue? In leaves, epidermis consists of small pores called stomata. Answer:Cork acts as a protective tissue because its cells are dead and compactly arranged without intercellular spaces. (1) They are found in heart. (a) RBCs Function: Nervous tissue receives the stimuli and transmit the stimulus rapidly from one place to another within the body. Please login :). Question17. Answer:When the cells have air-filled large cavities of parenchyma, it is called aerenchyma. Observe the various types of cells and their arrangement. Here we have given NCERT Class 9 Science Notes Chapter 6 Tissues. Tissues Class 9 Extra Questions Short Answer Type 1. What is the utility of tissues in multicellular organisms? NCERT Textbook for Class 9 Science Page 69. The tissues in our body are some of the most complex things that you can learn about. CA Maninder Singh is a Chartered Accountant for the past 12 years and a teacher from the past 16 years. (a) Striated muscle (b) Smooth muscle (c) Cardiac muscle For Ex:Bone to bone,Muscle to bone or tissue. CBSE Class 9 - Biology NCERT Class 9 - Tissues by Unacademy (e) Connective tissue with a fluid matrix. Answer:A neuron consists of a cell body with a nucleus and cytoplasm, from which long thin hair like parts arise. (b). (c) Intercalary meristemFunction: growth in intemodes. Tendon (c) Tissue that transports food in plants. They are connective tissues and are found in between skin and muscles. In the liquid matrix, the lymph has white blood cells. Tracheids and vesselsAllows the transport of water and minerals. Question 9. Smooth muscles Answer: Question 10. No Answer There are several fibers that are irregularly or randomly oriented, like collagen. Connective Tissue - Types, Characteristics, Function and - VEDANTU Tendons and ligaments are examples of thick normal tissue. (Python). NCERT Solutions for Class 9 Science Chapter 6 Tissues - BYJUS Chapter-4 Structure of the Atom. (d) Epithelial tissue. Answer 2. Answer : (c) Tissue that joins hone to hone. . They are involuntary and present in skeletal tissues,, help in movement of body and bones. Question 2. Here we have given Class 9 NCERT Science Textbook Solutions for Chapter 6 Tissues. Name them. (d)that stores fat in our bodies. Fill in the blanks: (b) Lateral meristemFunction: growth in thickness. Diagrammatically show the difference between the three types of muscle fibres. They are spindle-shaped between collagen fibers and are present. Therefore, the entire human body is made up of tissues that form the muscles, which then form the organs that keep us alive. Answer:(i) Xylem (ii) Phloem Tendons bind bones to the muscles of the skeleton. (c) Tendons are non-fibrous tissue and fragile (d) Cartilage is a form of connective tissue Answer MCQ On Tissue Class 9 Chapter 6 Question 12. Question 4. What are the constituents of phloem? connect muscles to bones and hence they are connective tissues. For example, Answer: Areolar tissue are connective tissues found in animal. (vi) Fibres are absent in.type of connective tissue. In this video you will come to know about connective tissue and it's types , muscular tissue and it's types and also about nervous tissue.For those who haven. The cells that have several cell organelles help in making sure that the tissues that they are forming are strong and can withstand forces from something as simple as mechanical stress. Define the term "tissue". (2) They are involuntary in action. It forms the basic packing tissue. What is connective tissue class 9? (a) Apical tissuetips of root and shoot NCERT Solutions for class 10th. It fills the space inside the organs, supports internal organs and helps in the repair of tissues. Chapter-6 Tissues. (6) Tissue present in the brain. (c) Intercalary tissueat nodes. Tissues is a very interesting chapter. Connective tissue is the basic tissue of the body. (Python), Class 12 Computer Science Define the term "tissue". INTEXT QUESTIONS AND ANSWERS. Rheumatoid arthritis (RA) contributes to joint damage and deformities. Where are tissues present in our bodies? To help Teachoo create more content, and view the ad-free version of Teachooo please purchase Teachoo Black subscription. It serves as a shock absorber and, in colder conditions, helps maintain body temperature. RA is due to the synovium, the membrane between joints, being attacked by the immune system. Cartilage: It is present in nose, ear, trachea and larynx. Connective Tissue: Types, Function, Examples, Disorders - BYJUS Question 15. 1. The WBCs form a mechanism of defense and protection against foreign antigens. (c) that transports food in plants. Answer:Stratified squamous epithelium is present in the skin. Connective tissues help and connect the body's various tissues and organs. CBSE Previous Year Question Paper for Class 10, CBSE Previous Year Question Paper for Class 12. What is the function and location of stratified squamous epithelium? Particular function b. Page No. Tissues are made of cells and they form various organ systems of our body which help us to function. Answer: Parenchyma. Question 1. Questions From NCERT Textbook for Class 9 Science Question 1. Areolar Tissue: It is located under the skin, protecting the epithelium. Downloading previous years papers, sample papers and other important resources for your exams and its preparation has never been so easy. A human cell is perhaps one of the most advanced and the most interesting parts of our body. Shreya was concerned that if the metal plate is fixed into tree many cells of the tree may get damaged. Answer:Epidermis forms the entire outermost layer of the plant. Take a plant stem and with the help of your teacher cut into very thin slices or sections. (d) Nervous tissue consists of nerve cells and are present in the nervous system. Plant Tissues; Animal Tissues; Class 9 Science Chapter 6 In Text Questions. Answer:They are elongated cells with tapering ends. Define tissue. The internal structure of organs such as the liver, lymph nodes, and spleen is supported. connect muscles to bones and hence they are connective tissues. Dense Irregular Tissue: There are several fibers that are irregularly or randomly oriented, like collagen. They contain WBCs, which aid in infection-fighting. They are in your hands, legs, chin, eyelids, etc. What is a tissue ? Epithelial tissue (b) Tissue that connects muscle to bone in humans. Question 19. Question 2. This article deals with tissues notes in science which includes Meristematic tissue and permanent tissues. Sclerenchyma: Their walls are thickened due to lignin deposition. What are the Junctions of areolar tissue? Question 20. They have deposition of suberin on the walls that make them impervious to gases and water. It acts as insulator due to fat storage. Name the types of simple tissues. Question 15. Question 1. Gently place a cover slip over it. Name different types of meristematic tissue and draw diagram to show their location. All over the body, loose connective tissues are present, where both support and elasticity are required. Phloem (d) Tissue that stores fat in our body. Tissues are basically built from cells. List any four salient features of meristematic tissue. If you are a student of class 9 who is using NCERT Textbook to study Science, then you must come across Chapter 6 Tissues.

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