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Question 6 What are the functions of blood? 32.d. They protect the body. What are the three types of loose connective tissue? Connective tissue proper encompasses the types of connective tissue that usually show all three of the defining cellular characteristics of connective tissue with the fewest deviations from those characteristics. This tissue forms the outer layer of all body parts. It fills the space inside the organs, and supports internal organs. The nature of matrix differs in concordance with the function of the particular connective tissue. 1)They transport nutrients, hormones, vitamins to tissue. They are :- Striated, Unstriated and Cardiac. These are the Tissues class 9 Notes prepared by team of expert teachers. The cells of connective tissue are living, separated from each other and are very less in number.Homogeneous gel like intercellular substance called matrix form the bulk of connective tissue.Cells are embedded in matrix. Keywords: CBSE Class 9 Animal tissue, Epithelial tissue, Muscular tissue, Connective tissue, Nervous tissue, Blood, Bone, Cartilage, Tendon, Ligament, Areolar tissue, Adipose tissue, Fatty tissue, Adipocytes. 9 Science notes Chapter 6 Tissues. 3)Platelets:They are non-living. The blood plasma does not contain protein fibres but contain blood cell or corpuscles.Plasma is a complex fluid which contains inorganic salts and organic compounds. 3)It protects vital body organs. Blood:In this cell move in a fluid or liquid medium called plasma(55%). For Ex:Bone to bone,Muscle to bone or tissue. Cartilage is a type of supporting connective tissue. The two genetic disorders of connective tissue are epidermolysis bullosa (EB) and Marfan syndrome. Class 9 Science Chapter 6 Extra Questions Answers are important for the preparation of school tests as well as final exams. The connective tissue can be found everywhere in the body. It is found between the skin and muscles, around blood vessels and nerves and in the bone marrow. The connective tissue mainly consists of blood, bones, and areolar tissue. The main functions of connective tissue are binding, supporting and packing together different organs of the body. 02:48 So, despite the name, your connective tissues do way more than just connect your muscles to … ... Connective Tissue in Animals, Class 9 Science. They provide internal support as well as give and maintain form to the body. b and c both. They are specialised to connect various body parts. Read these notes to perform well in your school examinations. Connective Tissue : Connectvie tissues of animals serve the functions of binding and joining one tissue to another (i.e. This activity is to help you learn the four primary tissue types, their location and functions. The matrix may be jelly like, fluid, dense or rigid. ... different types of tissues perform different functions. connecting bones to each other, muscles to bones etc.) So, tissues in multicellular organisms possess a definite division of labour. Students who are in Class 9 or preparing for any exam which is based on Class 9 Science can refer NCERT Science Book for their preparation. 4)WBC fight diseases. Blood is considered as a type of connective tissue as they have the same origin as other types of connective tissue and helps to connect the different parts of the body to facilitate exchange of various components like nutrients and gases. Get chapter notes for CBSE Class 9 Science, chapter 6: Tissues (Part-II) that are prepared by subject experts. What are types of connective tissues ? The plasma contains proteins, salts and hormones. → It is further divided into two types i.e Yellow fibrous connective tissue and White fibrous connective tissue. 4.3 Water hyacinth floats on water surface. Squamous is the only epithelium that allows movement of material and air across it. Class 9 tissue chapter 6 1. Learn more about the types, Loaction and functions or meristametic tissues. Class Question 9/23 1. Learn vocabulary, terms, and more with flashcards, games, and other study tools. 2)it helps in repair of tissue after an injury. Connective Tissue : Connectvie tissues of animals serve the functions of binding and joining one tissue to another (i.e. They are the Fat storing tissues, which are filled with fat globules. Start studying 9 types of Connective tissue and location. Question 2 Enumerate various cells of connective tissue? Connective tissue is made up of a small fraction of cells and a majority of extracellular substance which keeps the cells separated. The nature of matrix differs in concordance with the function of the particular connective tissue. The nature of matrix differs in concordance with the function of the particular connective tissue. For Ex:Bone to bone,Muscle to bone or tissue. Answer: There are five types of connective tissues: (i) Areolar connective tissue: It is a loose and cellular connective tissue. Structure and Functions of Plasma Membrane in a Cell Structure and functions of human eye Meristematic Tissue in Plants Class Question 9/23 1. Question 7 What are the functions of areolar tissues? Explain ... 4.22 Describe the types of connective tissues along with their functions. i) Blood :- NCERT Solutions Class 9 Science Tissues. Marfan syndrome is due to defective genes producing a protein fibrillin-1. It joins skin to muscles, fills spaces inside organs, and is found around muscles, blood vessels and nerves. Blood is a type of connective tissue, and muscle forms muscular tissue. Class 9 tissue chapter 6 1. DEFINITION “Connective tissues (CT) are a group of tissues which connects or binds other tissues … Economics Chapter 5 Consumer Rights – Notes & Study Material, Economics Chapter 4 Globalisation and The Indian Economy – Notes & Study Material. 1)RBC:Red Blood Cells or erythrocytes Pigmented connective tissue is present in the choroid, ciliary body and iris of the eye and dermis of the human skin. (iii) The values shown by Raman’s friends are … The cells of nervous tissue are highly specialized and the cells of this tissue are called nerve cells or neurons.. Permanent tissue - Parenchyma, collenchyma sclernchyma are types of simple permanent tissue. Q 12. ... (WBCs) and blood platelets. Function: fibers form a loose framework (stroma) that support other cell types including white blood cells, mast cells, & macrophages. The cells of a connective tissue are loosely packed and embedded in inter cellular matrix, this matrix may be jelly like, fluid, dense or rigid. Classification of Connective Tissue. When you think about epithelial tissue you can think about it … Cartilage smoothen bone surfaces at joints. Answer: (a) Skin— Epithelial tissue (b) Bark of Tree— Cork (Protective tissue) (c) Bone— Connective tissue with solid matrix (d) Lining of Kidney Tubule— Epithelial tissue It is protective in nature as it … 2)Cartilage. (E) Mucoid Connective Tissue: In addition to above mentioned connective tissues, mucoid tissue occurs as a foetal or embryonic connective tissue. • Yellow fibrous connective tissue → They are very elastic due to the presence of a network of yellow fibres in its matrix called as ligament which attaches bone to bone. eVidyarthi. 6.3.2 Connective Tissue 1 Question (1 short ) 6.3.3 Muscular Tissue 1 Question (1 short ) 6.3.4 Nervous Tissue 1 Question (1 short ) Class 9, Science Chapter 6: Tissue is an extremely interesting topic which provides the complete information related to tissue, types of tissue, and their functions. it acts as an insulator(regulates body temperature, it forms shock absorbing cushion around kidney and eye ball. Connective tissue can be densely packed together, as bone cells are, or loosely packed, as adipose tissue (fat cells) are. The revision notes covers all important formulas and concepts given in … A collection of questions on CBSE-Tissues with solutions created by best teachers are available as a PDF download. She has started this educational website with the mindset of spreading Free Education to everyone. 4)It serves as a storage site of Ca and Phosphate. Connective tissue can be densely packed together, as bone cells are, or loosely packed, as adipose tissue (fat cells) are. Bone cells are embedded in a hard matrix that is composed of calcium and phosphorus compounds. The cells of connective tissue are loosely packed, living and are embedded in an intercellular matrix that may either be jelly-like, fluid, dense or rigid in nature. 1)It act as supporting and packing tissue between organs lying in body cavity. Question 8 What is the function of adipose tissue? They are abundant below the skin, between internal organs, in yellow bone marrow. The cells of connective tissue are living, separated from each other and are very less in number.Homogeneous gel like intercellular substance called.
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