If the tension in the xylem vessel becomes too great, gas bubbles will form. Explain this phenomenon countermeasures by plant to address this issue.

Q: Explain transport in the phloem (driving forces, process, major organs involved). How is this…

A: Plants are autotrophic organisms as they are able to photosynthesize and form food. Plants have…

Q: WRITE ABOUT A THEME: INTERACTIONS In a short essay(100–150 words), summarize phytochrome’s role in…

A: Phytochromes are a class of photoreceptor in plants, which help to detect light. They are sensitive…

Q: Label A, B, C and D as the following: -Xylem -Cortex -Phloem -Pith

A: The above picture is histologic section of a monocot root.

Q: why is pressure higher in parts of the phloem Where sugar is being loaded than in parts were sugars…

A: Movement of water and minerals through the xylem is driven by negative pressure and movement through…

Q: Because secondary phloem is formed from the vascular cambium just as secondary xylem is, it too has…

A: The secondary phloem is formed from vascular cambium. As the sieve cell stop functioning and…

Q: This type of root is called...? Rhizome Tap Tuber Fibrous Storage

A: Anatomy is the branch of science that deals with the study of structure and parts of a body. Plant…

Q: According to the pressure-flow model, sugar is actively transported into phloem anda. enters xylem,…

A: Answer is d.)  water follows by osmosis, providing pressure that moves the water and sugar through…

Q: Describe how sugars are moved in phloem and explain why phloem fluid may move up or down the plant.

A: Phloem can be defined as the vascular tissue in charge of the transport and distribution of the…

Q: If the excised cotyledon with Indole-3-acetic acid (IAA) were incubated for a longer period, would…

A: The plant hormone Auxin is a central regulator of plant growth and development. The IAA, IBA and NAA…

Q: Why can xylem transport water and minerals using deadcells, whereas phloem requires living cells?

A: Xylem and phloem are vascular tissues of the plants.  Xylem is composed of four parts: Tracheids,…

Q: Vernalization is a plant response to: Light Gravity Physical contact None of the above Plant…

A: Step 1 Vernalization cannot be carried out on dry seeds. An embryo or actively growing young plant…

Q: Contrast the function of xylem with that of phloem.

A: Answer- All the higher plants have vascular bundles that include xylem and phloem.

Q: ompare the energy needs of a plant for the movement of water in the xylem according to the…

A: Energy needs of a plant for the movement of water in the xylem according to the cohesion-tension…

Q: The formation of an air bubble in the xylem is called a. agitation. b. cohesion. c. adhesion.…

A: Plants are organisms with eukaryotic cells having cell walls and are capable of synthesizing their…

Q: Describe the way xylem’s function arises from its structure

A: Answer: Introduction: Angiosperms are having a root system and a shoot system. A shoot system…

Q: Submerged plants receive lesser illumination as compared to exposed floating plants in a lake. Give…

A: The plants that are dipped in water and receive the nutrients through their leaves, not from roots…

Q: The example of the plant in which vegetative propagation is occured by leaves is called 1. Cannabis…

A: The organisms of the plant kingdom reproduce and propagate through the methods of sexual…

Q: Consider the pressure flow model of phloem transport. How do sugars and water enter the phloem from…

A: Introduction: Xylem is responsible for the transport and storage of water-soluble nutrients in…

Q: Describe how bulk flow occurs in the xylem and phloem offlowering plants.

A: Bulk flow in plant biology generally refers to the movement of water from the soil up through the…

Q: explain the process of the loading of sucrose into the phloem and its movement in the phloem

A: According to the pressure flow hypothesis , the translocation of the solutes is a passive process.…

Q: In angiosperms, the conduction of water is more efficient because their xylem has vessels. Give…

A: Angiosperms are the only vascular plants which have seeds with flowers and fruits. The angiosperms…

Q: Diagram below represents the loading of sucrose into the phloem at the 'source'. Explain the process…

A: The sugars like sucrose is a product of the photosynthesis which is stored in the mesophyll cells.…

Q: Xylem transport water from the soil to the leaves. True False

A: Plants are immobile higher eukaryotic organisms. Unlike animal cells, plant cells contain cell wall…

Q: In what conditions apoplastic transfer of phloem unloading will be necessary and why? *

A: Photoassimilates ( Mostly carbohydrates)are produced in source tissues and loaded into the  phloem…

Q: Phloem tends to flow downward because Select one: O a. the pressure in the leaves is usually lower…

A: a. the pressure in the leaves is usually lower then the pressure in the roots is correct answer.

Q: The clinging of xylem sap to the xylem walls to prevent the sap from moving downward is due to…

A: The clinging of xylem sap to the xylem walls to prevent the sap from moving downward is due to…

Q: What allows the phloem to move material according to plant's need?

A: Phloem is the living tissue in the plants. It transports the soluble organic compounds including…

Q: The clinging of xylem sap to the xylem walls to prevent the sap from moving downward is due to…

A: The rising or ascent of sap in the xylem tissue of plants is the vertical movement of water and…

Q: Why is phloem transport considered an active process?

A: Plants are mainly multicellular plants that have ability to perform photosynthesis and belong to…

Q: Compare and contrast the tracheary elements of the xylem and explain the possinle advantages of one…

A: Introduction: A complex permanent tissue of the plant that transports water and minerals from the…

Q: Explain why phloem is necessary to produce roots.

A: The vascular tissue present in the plant allows the transportation of nutrients and water by a…

Q: Explain how water moves up the xylem vessels to the leaves in a continuous column.

A: In vascular bundles, non-woody plants, and non-woody sections of woody plants, xylem can be found.…

Q: 4.

A: Label 1 : This process is Transpiration in which water vapour moves out through pores called stoma…

Q: The Casparian strip allows the root to control what solutes enter the xylem. How does it do that?

A: In the living world, we see a large number of microorganisms, animals and plants. These organisms…

Q: The compound and write the word exactly as it appears in the Word Bank. is the most common C…

A: Phloem and Xylem are the two types of transport tissues that are present in vascular plants. Xylem…

Q: Explain the pressure flow theory of phloem transport.

A: Introduction  Plants need continuous supply of water and nutrients for their survival and growth.…

Q: Why a cut plant wilts fast even when the cut part is dipped in water?

A: Plants have specialized structures called roots that play an important role in the absorption of…

Q: Describe the structure of mature phloem tissue. What are the unique features? What kind of problems…

A:

Q: The vascular cambium of roots produces secondary xylem toward the and secondary phloem toward the ·…

A: The primary phloem is vascular tissue which requires energy for the transports of the materials and…

Q: What is the mechanism of plant transport through the xylem and the phloem

A: Meristem forms cells that quickly differentiate and form permanent tissue. These cells are…

Q: Woody trunk of living trees was said to shrink and expand at different times of the day. Explain…

A: Water movement through the plant system has been extensively studied. One of the theory is that of…

Q: In a cross-section of a tree, where are the oldest growth rings—in the outer region or nearer the…

A: The cross-section of a tree trunk shows the annual growth rings, the heartwood, the sapwood, the…

Q: For what purpose the vessels and tracheids in xylem tissue are interconnected?

A: Plants are the autotrophs and primary producers in the food chain. Plants leaves contain…

Q: Every winter, the cohesion of water molecules in xylem is interrupted by ice formation. What do…

A: The question is about how the xylem tissue in plants comes out from the problem of ice formation…