Solution : It also contains parenchymatous as well as sclerenchymatous; It doesn’t perform mechanical function. (i) Xylem and Phloem. Define the term “tissue”. The transportation of water and dissolved mineral salts, from the root to stem, leaves, flowers and other parts of the plant takes place through xylem. Moreover, xylem and phloem constitute vascular bundles when they are together. Question 1. Except phloem fibres, all other phloem elements are living. Asked by Chandrashekhar 3rd September 2018 7:35 PM 1. Xylem rings are the rings present at the trunk of trees. CBSE Ncert Notes for Class 9 Biology Tissues. 10. Both xylem and phloem consist of more than one type of cells, which coordinate to perform a common function. Furthermore, these two are types of vascular tissues that exist in plants and they transport the essential materials among the various parts of the plants. Also, the chlorenchyma of phloem parenchyma prepares food by process of photosynthesis. ... Reference Books for class 9 science. Dec 10, 2020 - Complex Permanent Tissues -Xylem and Phloem - Tissues - Class 9 - Science Class 9 Video | EduRev is made by best teachers of Class 9. These cells work in a coordinated manner, as a unit, to perform the various functions of the xylem and phloem. Ø In some plants (members of Cucurbitaceae and Convolvulaceae), the phloem is present on both external and internal to xylem. Solution: “A group of cells that are similar in structure and/or work together to achieve a particular function is called a tissue.” Blood, phloem, and muscle are all examples of tissues. Back of Chapter Questions . Both A and B. toward the root and shoot) because phloem transports food from leave to other parts of the plant. To play this quiz, please finish editing it. Phloem: Like xylem, phloem is also vascular but has no mechanical function. Phloem is made up of four types of elements ... (ii) vessels (iii) xylem parenchyma (iv) xylem phloem. 1. It conducts water and minerals from roots to leaves. Q2: The growth is plants is (a) limited to certain regions (b) uniform in all parts Start studying Class 9: Phloem Translocation. It is composed of tracheids, vessels, xylem parenchyma and xylem fibre, (in stems) 2. These cells are also living cells and are not lignified. explain the transport of materials through xylem and phloem in plants. Phloem is composed of following four elements: (i) Sieve tubes (ii) Companion cells (iii) Phloem parenchyma (iv) Phloem fibres. Phloem and xylem are complex tissues that perform transportation of food and water in a plant. One xylem and one phloem are known as a ‘vascular bundle’ and most plants have multiple vascular bundles running the length of their leaves, stems, and roots. Xylem is composed of cells of four different types: 1. Only A. By this we can determine the age of tree. Class 9 Science Chapter 6 Important Questions of Tissues with answers and explanation. Phloem is the food conducting element (transportation of food). It could become, for example, xylem. 142 Qs. Lastly, the transportation through phloem occurs in both directions. CBSE Class 9 - Biology - Plant Tissues (MCQs) Multiple Choice Questions (MCQs) Q1: Which of the following has the ability to divide ? Xylem and phloem are known as complex tissues as they are made up of more than one type of cells. Answer . Xylem tissue is used mostly for transporting water from roots to stems and leaves but also transports other dissolved compounds. All the cells of xylem except the xylem parenchyma are dead. Difference between xylem and phloem is an important aspect of Biology. Log in. Phloem conducts organic food. 1. Conducting elements are of two types, vessels and tracheids. Phloem, like xylem, is comprised of several specialized cells like sieve tubes, companion cells, phloem fibers, and phloem parenchyma. Log in. It mostly has living tissue (except phloem fibre). Differentiate between (i) Xylem and phloem (ii) Vessel and sieve tube (iii) Tracheid and vessel Answer: (i) Xylem and phloem – Xylem: Xylem consists of tracheids, vessels, xylem parenchyma and xylem fibres. Ask your question. Q7. Xylem and phloem are vascular tissues found in the plants. Here we have given NCERT Solutions for Class 7 Science Chapter 11 Transportation in Animals and Plants. Sieve tubes are columns of sieve-tube cells with perforations on the lateral wall through which the food substances travel. Support with a labelled diagram. Xylem: The cells have thick cell wall and many of them are dead. Class 10 Class 12. Location of phloem in plants: Ø Usually, the phloem is situated external to xylem. Sieve tube is an integral component of the phloem which is composed of several sieve tube elements which join end to end to form a channel for conduction. 2. The main function of the sieve tube is the transport of carbohydrates, primarily sucrose, in the plant. Only B. Phloem has no mechanical function. The interface of the tubes contains pores which help in conduction. NCERT Solutions for Class 7 Science Chapter 11 Transportation in Animals and Plants are part of NCERT Solutions for Class 7 Science. It conducts food from leaves to all parts of the plant. Xylem: Xylem is a vascular and mechanical tissue. This video is highly rated by Class 9 students and has been viewed 608 times. Join now. This tissue helps in the transport of water and dissolved substances throughout the plant. CBSE NCERT Solutions for Class 9 Science Chapter 6 . This class is aimed at people interested in understanding the basic science of plant biology. Question 1 Xylem and phloem are both conducting tissues and are also known as vascular tissues. Content: Xylem Vs Phloem. Further you will read components of phloem in tissues notes class 9. Know the topics xylem and phloem including tracheids, vessels, companion cells and phloem fibres with the help of study material for medical exams offered by askIITians. It consists mainly the dead tissue (except xylem parenchyma). 651 Views. Such a vascular bundle is called bicollateral vascular bundle. 2. Question 9: Which of the following statments are True/False ? Phloem parenchyma is used to prepare and store food. Xylem and phloem are both conducting tissues and also known as vascular tissues; together both them constitute vascular bundles. Tissues Class 9 Extra Questions Long Answer Type. Phloem and xylem are closely associated and are usually found right next to one another. 2. This quiz is incomplete! Xylem And Phloem Are An Example Answer: Complex tissues It is possible to describe complex permanent tissues as the collections of various types of cells that help to perform a common function. The different components of the xylem include tracheids, vessels, xylem parenchyma and xylem fibres. This discussion on Difference between xylem and phloem is done on EduRev Study Group by Class 9 Students. Phloem and xylem are complex tissues that perform transportation of food and water in a plant. Vessels are devoid of septa. parthkoshti6423 parthkoshti6423 20.10.2017 Science Secondary School +13 pts. Class 9 Science Chapter 6 Extra Questions Answers are important for the preparation of school tests as well as final exams. It is composed of mainly dead elements. Ø In leaves, the phloem is located on the abaxial side (lower side). Join now. Xylem and phloem together make the vascular bundle in plants. (b) Xylem consists of tracheids, vessels and xylem parenchyma. It could become, for example, phloem. Difference between xylem and phloem for class 9 - 1615821 1. It is composed of sieve tube, sieve plates, companion cell, phloem parenchyma and phloem fibre. These extra important questions cover the entire chapter 6 from NCERT Textbooks. Board CBSE Textbook NCERT Class Class 7 Subject Science Chapter Chapter 11 Chapter Name Transportation in […] 9. The material (food) can move in both the directions (i.e. 3. Learn vocabulary, terms, and more with flashcards, games, and other study tools. This article is helpful for Class 9 Science Chapter 6 Tissue. Xylem and phloem are the names for the special pipe-like system that allows water and food to get delivered to all parts of a plant. Xylem Phloem 1. None of these. 1. Ask your question. Zigya App. The transportation of water and dissolved mineral salts, from the root to stem, leav What are the constituents of phloem? Difference # Phloem: 1. ... NCERT Solutions for Class 11 Biology Chapter 1 to 10. (a) Xylem & phloem are example of complex tissues. Tracheary elements have different types of wall thickenings. Their primary function is transportation of food, minerals and water. 11. The Questions and Answers of Difference between xylem and phloem are solved by group of students and teacher of Class 9, which is also the largest student community of Class 9. Correct Option is : 3. between the stems, roots, and leaves of plants.. Phloem: It transports prepared food from the leaves to every part of plants. 2. Answered Difference between xylem and phloem for class 9 2 See answers Xylem and phloem are the two types of vascular tissues, present in plants and together constitute vascular bundles.Their function is to efficiently transport the materials which can be food, water, nutrients, organic materials, etc. PHLOEM. Xylem: Phloem: 1. Xylem transports water and minerals from roots to the aerial parts in one direction only whereas phloem transports food and nutrients from leaves to different parts of the plants in upward and downward direction. 1. And in the phloem, it could either be the companion cell or the sieve cell. Tissues. 10 Questions Show answers. 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