Neuron has three parts. Histology. Aerenchymatous present in leaves with floating capacity in hydrophytes. Parenchyma, collenchyma and sclerenchyma. Point out the mistake in the figure. What is the study of tissues called? (d) Red-coloured biconcave disc shaped uninucleated cells. Question 20: Answer: (a) Parenchyma (b) Sclerenchyma (c) Collenchyma (d) Epithelial tissue. Question 8: A student identified the following figure as striated muscles because of The diagram of sclerenchyma tissue given can be correctly identified because of the: Draw their labeled diagrams. Sclerenchyma: Unlike the collenchyma, mature sclerenchyma is composed of dead cells with extremely thick cell walls (secondary walls) that make up to 90% of the whole cell volume. Observe its structure and draw diagrams. Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree.... Cross-section of sclerenchyma tissue (red). The cells of collenchyma may be oval or elongated. (a) cardiac muscles www.embibe.com. Identify respectively the parts labelled as A, B and C. Question 4: Very Short Answer Questions. 1. (a) parenchyma (a) spindle shaped, unbranched, non-striated uni-nucleate and involuntary. They are commonly found as fibers or sclereids in nongrowing regions of plant bodies, such as in seed coats, bark, or vascular bundles. Answer: (c) Sclerenchyma Sclerenchyma cells are the matured dead cells and are found in wooden part or hard stem of the plant. Download free PDF of best NCERT Solutions , Class 9, Biology, CBSE-Tissues . Answer: Lignins are particularly important in the formation of cell walls, especially in wood and bark, because they lend rigidity and do not rot easily.Chemically, lignins are cross-linked phenolic polymers. (d) long fibre like shape and absence of cytoplasm. Answer: (d) all of these. (d) cardiac muscle fibres. Tissues Class 9 Extra Questions Science Chapter 6 Extra Questions for Class 9 Science Chapter 6 Tissues Tissues Class 9 Extra Questions Very Short Answer Questions Question 1. Sclerenchyma cells do not possess living protoplasts at maturity. These are plant cells as large vacuole is seen and cell wall is present. Differentiate between the three types of simple permanent … Differentiate between parenchyma, collenchyma and sclerenchyma on the basis of their cell wall. Question 6: Question 9. (a) Nervous tissue We have seen the husk of a coconut. Question 2: They are generally located in the leaf veins, hard coverings of the seeds and can also be found surrounding the vascular bundle. Question 5: cork cells. These muscles do not show dark and light bands striations. Question 5: Answer: Question 3: Tissues: A group of cells having similar structure, origin and functions is called a tissue. These cells are present all over the plant body i.e. All Chapter 6 – Tissues Exercise Questions with Solutions to help you to revise complete Syllabus and Score More marks. (b) collenchyma Question 8: These cells show thick comers and thick cell walls. Introduction to Tissues Tissues Tissues are a group of cells that combine together to perform a particular function. Mature sclerenchyma cells are usually dead and have thick secondary cell walls. {d) Complex tissues are with two or more tissues together. Filed Under: Class 9, NCERT Solutions, Science Tagged With: Chapter 6, class 9, NCERT Solutions, science, Tissues About Mrs Shilpi Nagpal Author of this website, Mrs Shilpi Nagpal is MSc (Hons, Chemistry) and BSc (Hons, Chemistry) from Delhi University, B.Ed (I. P. University) and has many years of experience in teaching. Why? Question 7: Tissues Class 9 Important Questions and Answers Science Chapter 6. Blood, lymph. (d) Sclerenchyma tissues have all dead cells. 1. (b) axon Name the type of tissues present in husk of coconut. CBSE Class IX Science SA 2 (3 Marks) Students observed the following tissues under the microscope. Tissues Class 9 MCQ/Objective questions NCERT Science Chapter 5. The cells appear elongated tapering at ends as observed under a microscope. In the transverse section of stem which tissue occupies larger space — parenchyma or sclerenchyma? Question 1. Answer: Calcium and potassium Question 3. The cells of this tissue are dead. The thickened, secondary walls are lignified to provide support to the surrounding plant tissues. (b) Thickness of cell wall (d) none of these. The nerve endings are attached to muscles. The cells of this tissue can be in different shapes and sizes. State the major difference between meristematic and permanent tissues. Question 12: Striated muscles. What are the features observed in a neuron? Define neuron. (ii) Name any two regions in the plant where this tissue is present. Sclerenchyma. For observing plant tissues the stain generally used is LearnInsta.com provides you the Free PDF download of NCERT Solutions for Class 9 Science (Biology) Chapter 6 – Tissues solved by Expert Teachers as per NCERT (CBSE) Book guidelines. Growth: Parenchyma: Parenchyma cells can produce new cells by acting as a meristematic tissue. What minerals is the bone matrix rich in? (c) Connective tissue Draw well labelled diagram. (c) Cells with thick cell wall, dead nucleus are seen in sclerenchyma. All NCERT textbook questions have been solved by our expert teachers. Login. 0 ... Identify the region of the stem marked A in the given diagram and the type of simple permanent tissue found in this region. What are the features of striated muscle fibre? RECAP: 1. From this it may be concluded that the given slide is of: On observing the slide of a tissue it was found that the cells have thickened cell walls: The slide is of Where do we find them in our body? (b) spindle shaped, striated, unbranched, multinucleate and voluntary. A group of similar cells performing a particular function is: a. (c) involuntary muscle fibres Question 23: Looking to learn more about nerve cells? Sclerenchyma fibres are of great economical importance, since they constitute the source material for many fabrics (flax, hemp, jute, ramie). Question 29: A) This video is highly rated by Class 9 students and has been viewed 1733 times. (a) methylene blue Question 9: Unlike parenchyma tissue, sclerenchyma tissue can provide elastic strength to plant body and synthesize lignin which hardens the plant body and prevents … The three types of ground, or fundamental, tissue in plants. Draw diagram of each type of epithelial tissue. (a) dendron (d) Plasma membrane, nucleus, dendrite, axon. Question 1: The cells of non-striated muscles are tapering at both the ends i.e., spindle- shaped. Answer: (d) sclerenchyma. Answer: Answer: Sclerenchyma is also a simple permanent plant tissue containing dead cells with heavily lignified cell walls and functioning as a strengthening tissue. Inference Complex Permanent tissues of plant are—xylem and phloem. (c) has no striations and is uninucleated Theory: ADVERTISEMENTS: A group of cells of the same … (a) spindle shaped and uninucleated (d) parenchyma. Question 1. (c) phenolphthalein NCERT Solutions Class 9 Science Chapter 6 Tissues – Here are all the NCERT solutions for Class 9 Science Chapter 6. They are found mainly in the cortex of stems and in leaves. Question 2. The slide shows cylindrical fibres, with dark and light bands. (c) collenchyma (c) Cytoplasm, nucleus, dendron, dendrite Study the following diagram and answer the questions: 1.1 Provide labels for parts labelled A, D, E and G. 1.2 Part labelled C consists of parenchyma tissue. The wrong labelling is: Back of Chapter Questions . The cells are surrounded and held by connective tissue. (d) has no striations and is multinucleated, Question 15: View Solution play_arrow; question_answer90) (i) Identify this tissue. Exemplar sheet 6 . Question 1: Experiment: Objective: To identify parenchyma and sclerenchyma tissues in plants from prepared slides and to draw their labeled diagrams. (d) Cylindrical and uninucleated. Question 10: You can bite fruits like guava, grapes, banana etc. Q 4. Omissions? Sclerenchyma fibres are long and narrow and have thick lignified cell walls. Class: IX. Question 5: Question 9: Class 9 ; Class 10 ; Class 11 ; Class 12 ... collenchyma and sclerenchyma. (c) Cylindrical with striations and many nuclei (c) The thickening at the cell walls and is seen in dead cells of sclerenchyma. (b) axon These cells are branched and each cell consist of single nucleus. A) Answer: To identify parenchyma and sclerenchyma tissues in plants, striated muscle fibres and nerve cells in animals, from prepared (permanent) slides and to draw their labelled diagrams. (b) sclerenchyma (c) Spindle shaped cell with a big central nucleus (b) The outer thick layer of each animal cell is cell membrane. SOLUTION: On the basis of the cell wall, differences between parenchyma, collenchyma and sclerenchyma are– Q 5. (d) connective tissue. They are long and narrow as the walls are thickened due to lignin (a chemical substance which acts as cement and hardens them). Toggle navigation 0 . Sclerenchyma, in plants, support tissue composed of any of various kinds of hard woody cells. Question 22: Structure of a nerve cell does not contain one of the following. Draw a labelled diagram of a neuron. Question 4: Question 50. To know more about Tissues, visit here. It is made of sclerenchymatous tissue. Tissues Class 9 Extra Questions Science Chapter 6 Extra Questions for Class 9 Science Chapter 6 Tissues Tissues Class 9 Extra Questions Very Short Answer Questions Question 1. (a) Study the nerve cell for correct labelling. In the earlier chapter, we studied the basic fundamental unit of … Parenchyma, collenchyma, and sclerenchyma are the three types of simple tissues found in plants. (b) striated muscles If you are a student of class 9 who is using NCERT Textbook to study Science, then you must come across Chapter 6 Tissues. Four students A, B, C and D observed parenchyma tissue and drew the following diagrams. Question 2: Striated, skeletal muscles. Parenchyma. Question 11: An icon used to represent a menu that can be toggled by interacting with this icon. They are parenchyma, collenchyma, and sclerenchyma. Theory Ø Cells do not have protoplast when they completely developed. Answer: (b) cylindrical without nuclei (a) striated muscles In what form do the signals travel in neuron? Tissue is a group of cells having similar origin, structure& function. Collenchyma cells mainly form supporting tissue and have irregular cell walls. — stems, leaves, roots, flowers and fruits. Corners of the cells show intercellular spaces. What is synapse? 9th Class Science Tissues Question Bank ... Mohit was asked to draw a labelled diagram of sclerenchyma tissue as seen in longitudinal section. Name the simple permanent tissues of plant. They are found in limbs attached to skeletal bones. (a) air cavity There are two types of tissues — plant tissues and animal tissues. (a) Location of nucleus Chapter-wise NCERT Solutions For Class 9 Science Chapter 6 Tissues (Biology) solved by Expert Teachers as per NCERT (CBSE) Book guidelines. Name the muscles in animals that are multinucleated. → These are small cells, where lumen is so small due to higher thickening of cell wall, as present in drup fruit (mango, coconut, walnut) in legume seeds (Macrosclereid). Theory: ADVERTISEMENTS: A group of cells of the same size and shape, or of a mixed type, having a common origin and performing an identical function is called tissue. 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