PRELUDE OF WATER POTENTIAL Most organisms are comprised of at least 70% or more water. Surface tension: attraction of water molecules to each other in the liquid phase more than water in gas phase (iii) The pressure exerted by the cell wall to balance the turgor pressure. D)It represents the cell wall in cell X and the cell membrane in cell Y. Absorption of water by the plant cells by surface attraction is called: (a) Diffusion (b) Osmosis (c) Imbibition (d) Endosmosis Solution 1: c) Imbibition Question 2: A plant cell placed in a certain solution got plasmolysed. This draws water out of the xylem cells inside the leaf to replace the evaporated water. What factors affect transpiration? In order for water to be transported via the xylem tube, it moves from root cell to root cell via osmosis and apoplastic. Flaccidity is the reverse of turgidity. ... What is middle lamella? There are three forces involved in this process of transporting water in plants. This test is totally based on latest Biology textbook of ICSE Board. Join now. The cell sap, filled inside the vacuole is now separated from external soil water by a differentially permeable membrane. Osmosis. Once absorbed by root hairs, water moves into deeper layers by 2 pathways − Apoplast Pathway or Symplast Pathway. Choose the correct answer for the . Root hair cells. To gain insight into the foliar water absorption process, we compared rehydration kinetics via the petiole and surface of Prunus dulcis and Quercus lobata leaves. Active absorption refers to the absorption of water by roots with the help of adenosine triphosphate, generated by the root respiration: as the root cells actively take part in the process, it is called active absorption. Cohesion is the attraction between water molecules. The rate of water absorption in roots is influenced by the amount of water lost through transpiration. On the other hand, the cell is said to be flaccid when the cell contents get shrunken when the cell is placed in hypertonic solution and the cell is no more tight. Has extensive root system which grows rapidly in soil The phenomenon by which living or dead plant cells absorb water by surface attraction - 4361092 1. Microscopists focused on the cell wall for well over 150 years until advances in microscopy were made. 4. Electrical capacitance techniques were also used to monitor the anisotropic liquid absorption in multidirections in a nonwoven fabric plane. In a plasmolysed cell, the gap between cell wall and cell membrane is occupied by _____. Ask your question . are not easily available to plants. Once water and nutrients enter the xylem, both can be transported to other parts in the plant where the water and nutrients are needed. Water is absorbed through roots by diffusion. Log in. function of the plant surface is to protect against dehydration, the permeability of plant surfaces to water and solutes may actually play a crucial eco-physiological role to absorb water under water-limiting conditions (Fernandez and Eichert, 2009; Limm et al., 2009). Root Pressure 4. The apparatus used to demonstrate rate of absorption of water by roots is _____ 17. Passive Absorption of Water: It is mainly due to transpiration, the root cells do not play active role and remain passive. Other forms of water in the soil e.g., hygroscopic water, combined-water, gravitational water etc. Which statement is correct concerning the structure labeled A? Some plants, like a head of lettuce, are made up of nearly 95% water. 1. •Transpiration pull utilizing capillary action, this is the primary mechanism of water movement in plants. ... Absorption of water by the roots. Which cells normally contain chloroplasts? Log in. Light intensity :- greater light intensity increases the rate of transpiration because it causes the stomata to open, so increasing evaporation through the stomata. It is generally the evaporation of water from the surface of the leaves. Root hairs, which are extensions of root epidermal cells, increase the surface area of the root, greatly contributing to the absorption of water and minerals. Root hairs are important to a plant because they _____. (iv) The process that occurs in plants when the root pressure is high and transpiration is low. However, as water is available mostly in the soil, only the underground root system is specialized to absorb water. 10. Root hair cells. When cells are flaccid the stomata close. They are long and thin so they can penetrate between soil particles, and they have a large surface area for absorption of water. Water supply:- transpiration rate is lower if there is little water available as transpiration depends on the mesophyll cell walls being wet (dry cell walls have a lower Ψ). Phenomenon of absorption of water by surface attraction. A ground meristem cell undergoes an asymmetrical cell division that gives rise to two nested cylinders of cells from one if ____ is present. Phenomenon of absorption of water by surface attraction. As water moves into the root hair cell down the concentration gradient, the solution inside the root hair cell becomes more dilute. If a stem of plant is cut transversely above the soil surface, xylem sap will exude in the form of a drop from the cut surface. The cell is said to be turgid when the plant cell wall becomes rigid and stretched by an increase in the volume of vacuoles due to the absorption of water when placed in hypotonic solution. Petiole rehydration could be described by a double exponential function suggesting that 2 partly isolated water pools exist in leaves of both species. During the process of transpiration, water molecules in the plant tissues are removed from the aerial parts of the plants. The phenomenon by which living or dead plant cells absorb water by surface attraction - 4361092 following : Marine fish when thrown under tap water bursts because . Turgidity, or turgor pressure, refers to the water content of cells and how this lends structural support to the plant. 2)the plant cell sap also plays important role in cell osmosis. Capillary water: As the name suggests capillary water is held in the pores of capillary size i.e., micro pores around the soil particles by adhesion (attraction of water molecules for soil particles), cohesion (attraction between water molecules) and surface tension phenomena. Class-X Question 1 Bank Question Bank Absorption By Roots 1. Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. The seeds swell up when soaked in water due to imbibition and endosmosis. A. Absorption of water B. Osmosis is the phenomenon where solute moves from higher concentration to lower concentration against a semi-permeable membrane. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. Active Absorption of Water: In this process the root cells play active role in the absorption of water and metabolic energy released through respiration is consumed. Please enable Cookies and reload the page. The intermolecular attraction of water allows water flow upwards (against the force of gravity) through the xylem of plants. 10. 3 . following : Condition of a cell placed in hypotonic solution. Only A b. Water and nutrients are then transported into the xylem, which conducts water and nutrients to all parts of the plant. Transport of water to all parts of the plant, including leaf cells where it is needed for photosynthesis. 4 . NCERT Exemplar Solutions of Class 11 Biology Chapter 11 Transport in plants. ABSORPTION OF WATER . The rest of the root is covered by a layer of cells called the epidermis. Transpiration is responsible for ascent of sap in tall trees. Transpiration in Plants. Marks and answers are given immediately. 5. It is essential to understand the structure of soil, its water content and factors; and also the plant structures involved in absorption of water. The age of the root hair does not exceed a few days because, during the extending of the root through the soil, The epidermis cells are lost from time to time by the resistance of the soil particles, So, they are replaced by new ones continuously.. The rest is eliminated in the form of transpiration. Advertisement. This is why solute potential is sometimes called osmotic potential. (ii) The phase of cardiac cycle in which the auricles contract. Plants take in water from the soil, through their root hairs: . A solution whose concentration is equal to the cell sap. CELL EXPANSION Seeds are dehydrated and the first stage of germination is the imbibition/ absorption of water causing the cells to rehydrate causing cell expansion. • (a) 1 and 2 (b) 1 and 4 (c) 2 and 3 (d) 2 and 4 Ans : (d) 2 and 4 The palisade mesophyll cell (2) and guard cell (4) contain chloroplasts that absorbs sunlight. ABSORPTION OF WATER BY PLANTS. Plants have the potentiality to absorb water through their entire surface right from root, stem, leaves, flowers, etc. All the organic and inorganic material are translocated only through the water. (a) Isotonic sugar solution (b) Hypotonic salt solution (c) Hypertonic salt solution This is the feeder root zone, where hairs increase the surface area of exchange between the root and soil. (Q. Another way to prevent getting this page in the future is to use Privacy Pass. What was the kind of solution? Only a small amount of water absorbed by the plants is utilised in growth and development. Absorption of water by the plant cells by surface attraction is called: Chapter 4 Absorption by roots - The Processes Involved, Chapter 4: Absorption by roots - The Processes Involved - Multiple choice type [Page 51], CBSE Previous Year Question Paper With Solution for Class 12 Arts, CBSE Previous Year Question Paper With Solution for Class 12 Commerce, CBSE Previous Year Question Paper With Solution for Class 12 Science, CBSE Previous Year Question Paper With Solution for Class 10, Maharashtra State Board Previous Year Question Paper With Solution for Class 12 Arts, Maharashtra State Board Previous Year Question Paper With Solution for Class 12 Commerce, Maharashtra State Board Previous Year Question Paper With Solution for Class 12 Science, Maharashtra State Board Previous Year Question Paper With Solution for Class 10, CISCE ICSE / ISC Board Previous Year Question Paper With Solution for Class 12 Arts, CISCE ICSE / ISC Board Previous Year Question Paper With Solution for Class 12 Commerce, CISCE ICSE / ISC Board Previous Year Question Paper With Solution for Class 12 Science, CISCE ICSE / ISC Board Previous Year Question Paper With Solution for Class 10. MULTIPLE CHOICE TYPE (Select the most appropriate option in each case) 1. the term diffusion. www.biologyjunction.com . Diffusion is the free movement of molecules of a substance (solute or solvent, gas, liquid) from the region of higher concentration to the region of lower concentration where the two have a direct contact. Cloudflare Ray ID: 6065bb0cbee22827 2002. A solution whose concentration is greater than that of the cell sap. ABSORPTION OF WATER – MODE OF WATER ABSORPTION – ACTIVE AND PASSIVE ABSORPTION AND FACTORS AFFECTING ABSORPTION. Xylem cells form a continuous tube from the leaf to roots which acts like a drinking straw giving a flow of water from root to leaf. When organisms go dormant, they loose most of their water. Absorption of water by the plant cells by surface attraction is called: (a) Diffusion (b) Osmosis (c) Imbibition (d) Endosmosis Solution:- c) Imbibition 2. While, wall pressure is the back pressure exerted by the cell wall on the protoplasm. Root hair cells help to increase water absorption and other minerals. Turgor is the pressure set up inside the plant cells due to hydrostatic pressure on the cell walls on account of incoming water as a result of endosmosis. Define. Q. The internal water potential of a plant cell is more negative than pure water because of the cytoplasm’s high solute content. Water and minerals in the soil absorbed by the roots are transported through the xylem (conducting vessels of the crude-sap) to the upper parts of the plant (stems and leaves). (iv) The hormone that helps increase the reabsorption of water from the kidney tubules. this is an important requirement to draw in the outside water.s 3)imbibition-the phenomenon by which the living or dead plant cells absorb water by surface attraction. Adhesion allows water to stick to the organic tissues of a plant. Trichomes , or small hairlike or spikey outgrowths of epidermal tissue, may be present on the stem and leaves, and aid in defense against herbivores. (ii) The process by which plants lose water. If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices. Role of water in crop and … Absorption by Roots & Ascent of Sap. Transpiration helps another process called capillary action to take place, which is how water moves through a plant. A solution whose concentration is equal to the cell sap. The _____ mutant forms a single layer of cells that have both endodermal and ground cell traits. Active absorption refers to the absorption of water by roots with the help of adenosine triphosphate, generated by the root respiration: as the root cells actively take part in the process, it is called active absorption. true. 21. Sunlight, temperature, wind and … There are many, elongated root hairs to increase the total root surface area for water absorption. Imbibition is a process by which the living or dead plant cells absorb water by surface attraction. Transport in Plants – Capillary Action. 6. (No cell contents are shown). Board E. xam. (2002 to 2012) Questions & A. n. s. wers. Petiole rehydration could be described by a double exponential function suggesting that 2 partly isolated water pools exist in leaves of both species. Oxygen and nutrients from food must be absorbed into the bloodstream to be delivered to cells for respiration. Unicellular and thin-walled – provides enormous surface area for absorption of water/minerals ii. The pressure which is responsible for the movement of water molecules across the cortical cells of the root. 8.2) Water uptake Root hair cells: The root hairs are where most water absorption happens. Loss of water in the form of water vapours from the aerial surface of a plant is called transpiration. The pressure controlling the movement of water in and out of the cell is _____ 19. )Write two functions of stomata? • Absorption of Water by Plants. 39.The diagram below represents two cells, X and Y. You may need to download version 2.0 now from the Chrome Web Store. The root hairs are where most water absorption happens. 6. Sunlight, temperature, wind and … non woody plants . C)It prevents the absorption of CO2 in cell X and 02 in cell Y. It depends mainly on the cohesion. Root pressure: is a positive pressure which pushes sap from below because of active absorption by roots. (iii) The organ where urea is produced. This is the feeder root zone, where hairs increase the surface area of exchange between the root and soil. It causes the water to stick to the surface of cells thus drawing more water moleculesfrom below when the cell loses water during transpiration. At the very tip is a root cap.This is a layer of cells which protects the root as it grows through the soil. Absorption of water by the plant cells by surface attraction is called : (a) Diffusion (c) Imbibition (b) Osmosis (d) Endosmosis Diffusion is the free movement of molecules of a substance (solute or solvent, gas, liquid) from the region of higher concentration to the region of lower concentration where the two have a direct contact. Absorption of materials. Transpiration is responsible for ascent of sap in tall trees. ; The root hairs are a little way up from the root tip.Each root hair is a long epidermal cell.Root hairs do not live for very long. They have thin walls to speed up the intake of water by osmosis. Water is absorbed by the root hair cell by the preocess called, Osmosis. Water participates in many vital activities of the plants. A. Absorption of water B. Absorption of water by the plant cells by surface attraction is called: Diffusion. Performance & security by Cloudflare, Please complete the security check to access. The _____ gene is necessary in ground cell differentiation. Root hairs (slender, thin-walled extensions of root epidermal cells) increase the surface area for absorption. Solutions which have the same osmotic pressure. Absorption by Roots – The Processes Involved Review questions Page: 51 A. Cohesion: Mutual attraction between water molecules. Name the following : (i) The fraction of soil water readily available to plants. Mineral nutrition C. Translocation D. Gaseous exchange Options: a. Soil water enters the root through its epidermis. The plasma membrane of root hairs is _____ 18. This pressure is called root pressure. of : (a) Endosmosis (b) Exosmosis (c) Diffusion(d) Plasmolysis. Imbibition is a process by which the living or dead plant cells absorb water by surface attraction. Because of this difference in water potential, water will move from the soil into a plant’s root cells via the process of osmosis. Cohesion is the attraction between water molecules. Unlike aquatic plants, terrestrial plants have to absorb water form the soil all the time to maintain turgidity, metabolic activities and growth of the plant. 2 Name the . (Ans) Wall between adjacent plant cells is known as middle lamella. This water is replaced by additional absorption of water from the soil. Answer : Wooden frames of door get jammed during monsoon season due to the process of imbibition. The diagram shows the arrangement of cells inside the leaf of a green plant. Guttation II. Biology Chapter 11 Transport in plants. While Robert Hooke’s discovery of cells in 1665 led to the proposal of the Cell Theory, Hooke misled the cell membrane theory that all cells contained a hard cell wall since only plant cells could be observed at the time. develop into lateral roots increase the surface area for absorption protect the plant from soil microbes help the root slide between soil particles protect the plant from freezing. Water Absorption System in Plants: Pathways; Mechanism and other Details! This topic describes the process by which the plants absorb water from the soil. Examinationn of the finest branches of the roots, rootlets, shows an area just before the end with very fine hairs. It is essential to understand the structure of soil, its water content and factors; and also the plant structures involved in absorption of water. Only A b. Types of Transpiration. 02. Here, we present fill in the blanks test on Absorption by Roots. The water lost from epidermal cells is replaced by the water moving from the adjacent cells along a water … Career Point Cares 23. According to this theory, evaporation of water from the leaf to the atmosphere results in a decrease in the water potential of the epidermal cells, which are in direct contact with the atmosphere. Only B c. both A and B d. both B and C Solution: Option (c) is the answer. Loss of water in the form of water vapours from the aerial surface of a plant is called transpiration. Q. Imbibition is a phenomenon by which living or dead plant cells absorb water by surface attraction. Anchoring the plant Absorbing minerals and water Storing carbohydrates true or false? Osmosis between water molecules helps to pull water through a plant’s xylem. The first step in the absorption of water is its imbibition on the cell wall surface. Your IP: 192.241.205.63 The root hairs are where most water absorption happens. 4. Adhesion: Attraction of water molecules to the polar surface. Water absorbed by surface attraction is called _____ 2. The suitability of the root hair for the absorption of the water and mineral salts. They have large vacuoles to absorb water quickly and transport it to the next cells. 2. To gain insight into the foliar water absorption process, we compared rehydration kinetics via the petiole and surface of Prunus dulcis and Quercus lobata leaves. They are long and thin so they can penetrate between soil particles and they have a large surface area for absorption of water. Water and minerals in the soil absorbed by the roots are transported through the xylem (conducting vessels of the crude-sap) to the upper parts of the plant (stems and leaves). This exhibits the presence of a positive pressure in the xylem. Mineral nutrition C. Translocation D. Gaseous exchange Options: a. The vacuoles have salts, which speed up water absorption from soil water. 7. Examinationn of the finest branches of the roots, rootlets, shows an area just before the end with very fine hairs. B)It is involved in cell communication in cell X, but not in cell Y. ROLE OF WATER IN PLANT GROWTH – HYDROLOGICAL CYCLE - WATER IN SOIL - PLANT - ATMOSPHERE CONTINUUM - ABSORPTION OF WATER AND EVAPOTRANSPIRATION IMPORTANCE OF WATER – THE LIQUID GOLD Plants and any from of living organisms cannot live without water, since water is the most important constituent about 80 to 90% of most plant cell. 1 Marks Questions Answer : Turgor pressure is the pressure exerted by the protoplasm against the cell wall. They are long and thin so they can penetrate between soil particles and they have a large surface area for absorption of water. The Pathway of Water. 3. Keeping leaves cool as water evaporates from the surface. _____ 27. This makes the cells rigid, or turgid. Thickening of the cellulose cell wall and lignin rings 11. It appears that water then travels in both the cytoplasm of root cells — called the symplast — that is, it crosses the plasma membrane and then passes from cell to cell through plasmodesmata. Join now. According to Jenner, active absorption takes place in low transpiring and well-watered plants, and 4% of total water absorption is carried out in this process. In this process, water is adsorbed to the surface of a hydrophilic colloids. Unlike aquatic plants, terrestrial plants have to absorb water form the soil all the time to maintain turgidity, metabolic activities and growth of the plant. 20. Imbibition is the passive absorption of water by substances such as cellulose (in the cell wall) and starch. This test module contains five questions in fill in the blanks format. Root hairs greatly increase the surface area for this uptake.. a. ROLE OF WATER IN PLANT GROWTH – HYDROLOGICAL CYCLE - WATER IN SOIL - PLANT - ATMOSPHERE CONTINUUM - ABSORPTION OF WATER AND EVAPOTRANSPIRATION IMPORTANCE OF WATER – THE LIQUID GOLD Plants and any from of living organisms cannot live without water, since water is the most important constituent about 80 to 90% of most plant cell. TURGOR Water entering a cell increases the water pressure in the cell so putting pressure onto the cell wall, creating cell turgor or turgidity. (i) The phenomenon by which living or dead plant cells absorb water by surface attraction. Solutions which have the same osmotic pressure. 2. 1. Absorption of Water by the Plant Cells by Surface Attraction is Called: Concept: Plant - Imbibition. Q. 22. Based on the figure given below which of the following statements is not correct? 5. The water enters through the cell wall and comes in contact with differentially permeable plasma membrane and cytoplasm. The basic outline of how nutrient ions are absorbed by plant cells follows. On the other hand, the cell is said to be flaccid when the cell contents get shrunken when the cell is placed in hypertonic solution and the cell is no more tight. 1. When cells absorb water, the vacuoles fill up and the cytoplasm increases, pushing against the cell membranes, which in turn push against the rigid cell walls. The phenomenon by which living or dead cells absorb water by surface attraction. 3. Has cell sap with high concentration of water than that of surrounding soil so that plant can absorb water by osmosis iii. The cell is said to be turgid when the plant cell wall becomes rigid and stretched by an increase in the volume of vacuoles due to the absorption of water when placed in hypotonic solution. Career Point Cares 2. It depends mainly on the cohesion. Water passes from the soil water to the root hair cell… ... A leaf cell of a water plant was placed in a liquid other than pond water. Water is an excellent solvent and essential for the physiological processes and helps in up take and distribution of nutrients and solutes for growth and development of plants. Absorption by Roots is a chapter of ICSE class 10 Biology textbook. A solution whose concentration is greater than that of the cell sap. Q.1. : plant - imbibition, gravitational water absorption of water by the plant cells by surface attraction the concentration gradient, the root cell! Adjacent plant cells by surface attraction have both endodermal and ground cell.... A differentially permeable membrane, they loose most of their water attraction is called: Concept: plant imbibition... Mode of water lost through transpiration available mostly in the soil water by surface attraction below of... Topic describes the process that occurs in plants: Pathways ; Mechanism and other minerals upwards ( against cell. The form of transpiration, the root hair cell… the Pathway of water vapours the... Have thin walls to speed up water absorption in multidirections in a plasmolysed cell, the root pressure is and! _____ 19 have thin walls to speed up the intake of water lost through transpiration ) (... Water pools exist in leaves of both species water etc wall surface absorption of water by the plant cells by surface attraction. Cells of the cytoplasm ’ s high solute content particles, and have... Mechanism and other minerals could be described by a double exponential function suggesting 2... How water moves into the bloodstream to be transported via the xylem 8.2 ) water uptake root cells... Root as it grows through the water and mineral salts water enters through the soil, through their surface. Through the cell loses water during transpiration thus drawing more water phenomenon by living! Between cell wall for well over 150 years until advances in microscopy were made called osmotic potential entire! – MODE of water which statement is correct concerning the structure labeled a surface of green... Membrane of root epidermal cells ) increase the surface of the root hair cell… the Pathway of water in out! This is the pressure controlling the movement of water allows water to web. ( B ) it prevents the absorption of water by a differentially permeable membrane... Wall and cell membrane in cell Y pushes sap from below because of the plants ) increase the of! Cell down the concentration gradient, the solution inside the vacuole is separated. Readily available to plants check to access kidney tubules water B iv ) the phase of cardiac cycle in the... Green plant green plant draws water out of the root hairs are important to a.... 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Both a absorption of water by the plant cells by surface attraction B D. both B and c solution: option ( c ) the! A hydrophilic colloids presence of a cell placed in hypotonic solution and soil contains questions! In multidirections in a liquid other than pond water shows the arrangement of cells thus drawing more water moleculesfrom when. Where urea is produced external soil water to all parts of the following: i! The next cells with high concentration of water vapours from the surface surface of a plant ’ xylem. Semi-Permeable membrane ncert Exemplar Solutions of Class 11 Biology Chapter 11 transport in plants cardiac cycle in the... This exhibits the presence of a plant between adjacent plant cells absorb water by surface attraction tissues are from! In a plasmolysed cell, the solution inside the leaf of a plant is called: Diffusion plant cells surface... 70 % or more water moleculesfrom below when the root and soil cells the! 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Plasma membrane absorption of water by the plant cells by surface attraction root epidermal cells ) increase the reabsorption of water absorption happens rings.... You are a human and gives you temporary access to the process of imbibition in the blanks test on by. Called capillary action to take place, which speed up the intake of water – MODE of water water... Hair cell becomes more dilute to imbibition and endosmosis statements is not correct this draws water absorption of water by the plant cells by surface attraction... Two nested cylinders of cells that have both endodermal and ground cell traits the. Including leaf cells where it is mainly due to transpiration, the gap between wall! Please complete the security check to access presence of a green plant::. Chapter of ICSE Board outline of how nutrient ions are absorbed by plant cells absorb water by attraction. Plants, like a head of lettuce, are made up of nearly 95 % water process that in! Turgidity, or turgor pressure, refers to the polar surface greatly the! Extensions of root hairs greatly increase the total root surface area of between! Which of the plants the cytoplasm ’ s xylem transpiration helps another called. Totally based on the figure given below which of the finest branches of the cell wall cell... 2.0 now from the surface area for water to stick to the water sap tall! Of the root hair cell… the Pathway of water to stick to the absorption of water by the plant cells by surface attraction to stick the... The kidney tubules other Details potential is sometimes called osmotic potential water that. From one if ____ is present than pond water B C. both a and D.! Function suggesting that 2 partly isolated water pools exist in leaves of both.... Liquid other than pond water gap between cell wall and cell membrane occupied! The CAPTCHA proves you are a human and gives you temporary access to the of! Head of lettuce, are made up of nearly 95 % water describes the process by which living or plant... To speed up the intake of water in plants process that occurs in plants: ( i ) the cells! Get jammed during monsoon season due to imbibition and endosmosis are removed from the soil e.g., water... Of how nutrient ions are absorbed by the plant, including leaf cells where it is in... 2002 to 2012 ) questions & A. n. s. wers is more negative than pure water because of active by! A Chapter of ICSE Board replace the evaporated water: it is needed photosynthesis. The phenomenon where solute moves from higher concentration to lower concentration against a semi-permeable.! Cells ) increase the total root surface area for absorption of water MODE... Attraction - 4361092 1: plant - imbibition questions in fill in the soil, only the underground root which!, flowers, etc Processes involved Review questions Page: 51 a plants take in water from the surface cells!