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