Q: The water which is lost through the stomata is replaced by what?
A: Stomatal cells are the tiny opening on the dorsal surface of leaves and stem. Stomata consist of a…
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: Why and how does water enter continuously into the root xylem of plants?
A: The biological process by which green plants and certain other autotrophic organisms use sunlight to…
Q: Which of the following is a mechanism of water movement in xylem that combines the evaporative pull…
A: Which of the following is a mechanism of water movement in xylem that combines the evaporative pull…
Q: What is the relationship between osmotic potential and plants when water with salinated water is…
A: Plant physiology is a field of botany that deals with the study of the physiology of plants. Plant…
Q: A Vhet do we call the structures found on the root epidermis that increase the plant's capacity…
A: Roots are underground structures of plants. They absorb water and nutrients from the soil.
Q: What is meant by suction force of the plant cell? Does the suction force facilitate or make…
A: Transpiration is the loss of water from the stomata of plant leaves. Transpiration of water from…
Q: Which of the following is a mechanism of water movement in xylem that is responsible for guttation?…
A: Xylem can be defined as the complex tissue of plants that is responsible for the mechanism of…
Q: What is loss of water from injured parts of a plant?
A: Loss of water from plants can occur due to various reasons naturally like in transpiration water is…
Q: This is (are) the emergent property (-ties) of water because of which water can rise from the root…
A: The water is the most essential component for the existence of life on earth. There are certain…
Q: The xylem cell has a water potential of -45 MPa and the mesophyll cell of the leaf has a water…
A: Plants absorb water from soil by roots and the water is transported via various layers of cell until…
Q: Due to availability of less water, how does the plant cope up with lack of water in desert…
A: The plants which grow in desert conditions are adapted by modified leaves and stems to survive the…
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: Which of the following processes enables a plant to extract nutrients from the soil? O Nutrient…
A: Plants are multicellular living organisms which are photosynthetic and capable of producing their…
Q: the process that assists plants in gaining nutrients from soil is called Ion exchange Cation…
A: Biology is defined as the study of life. Biology has two main branches called botany and zoology.…
Q: Transpiration occurs because of which of the following? absorption of water and dissolved minerals…
A: Transpiration occurs because of the evaporation of water at the stomatal surfaces. Transpiration…
Q: Some liquid is collected from the xylem in the stem of the plant. What is present in the liquid?
A: Procambium forms primary xylem throughout primary growth. Protoxylem and metaxylem are included.…
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: When does the effect of root pressure in transport of water is more important?
A: It is the pressure occurring in the small plants. It forces the water movement from high pressure as…
Q: Water absorption from the soil with the help of root hairs involves which types of forces?
A: As a result of the transpiration pulled by aerial plant parts, a negative pressure is exerted down…
Q: If an animal died near a root, would the plant have greater access to ammonium, nitrate, or both?
A: Many plants absorb most of their nitrogen requirement in the form of nitrates. Nitrogen is present…
Q: Explain the mechanisms ensuring the conveyance of the water from the soil and its transport to the…
A: Introduction Plants need continuous supply of water and nutrients for their survival and growth.…
Q: Of the following, which is not a process involved in the movement of water through a plant? O…
A: Plants are the multicellular organisms, predominantly photosynthetic eukaryotes belonging to the…
Q: he movement of water out of phloem sap and back into xylem vessels is often associated with which of…
A: C. Active transport of sugar out of phloem sap into the sink.
Q: If a plant can improve its ability to obtain water by growing more roots, why shouldn’t the plant…
A: Root is a major part of vascular plants which grows underground. It is essential for absorption of…
Q: Why should tree root be maintained with a bulk of original soil when transplanted?
A: To avoid transplant shock during transplant of tree , original bulk of soil to be maintained…
Q: Which of the following would require active transport? Select one: a. Stomata opening b. Potassium…
A: Active transport It is defined as the process of movement of molecules through a membrane against…
Q: What role does root pressure play in water movement in plants?
A: The root is the part of a plant that attaches it to the ground or to a support, typically…
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: Movement of sugar within phloem from source to sink involves... Select all that apply. Active…
A: Movement of sugar within phloem from source to sink involves: Active transport Companion cell…
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: Why is the ability of water molecules to form hydrogen bondsimportant for the movement of xylem sap?
A: Introduction Plants need continuous supply of water and nutrients for their survival and growth.…
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: 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: A gram FW of leaf tissue is likely to experience a greater 24 H respration rate than a gram FW of…
A: The plant tissues comprises of small cells and those are dividing in nature are called meristematic…
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: Which of the following would tend to increase transpiration?(A) spiny leaves(B) sunken stomata(C) a…
A: Transpiration is the process of evaporation by the plants. In this process, water moves through the…
Q: how would misting a plant affect the transpiration rate?
A: If a plant is misted, then rate of transpiration will be slowed down because the moist environment…
Q: In the transport of an ion from the soil solution to the xylem, what is the minimum number of times…
A: The xylem transports moisture and dissolved nutrients to the leaves from the roots of the plant. The…
Q: The growth of roots towards water is an example of?
A: The root is a non-green cylindrical structure of a plant present underground. It does not possess…
Q: Movement of phloem sap from a source to a sink(A) occurs through the apoplast of sieve-tube…
A: Sugars are made by plants during photosynthesis, which are carried throughout the plant by the…
By which thing the difference in concentration of ions between roots and soil is eliminated?
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- What creates the difference in concentration of ions between roots and soil?How does nutrient uptake by roots influence the soil pH near the root? What happens to the soil pH when a plant takes up ammonium vs. nitrate?What would likely happen to an herbaceous plant if the soil water content is below optimal range and there is increased ambient temperature?
- In the transport of an ion from the soil solution to the xylem, what is the minimum number of times it must cross a cell membrane? What transport mechanisms are likely to be involved at each membrane?In order to increase nutrient uptake, plant roots will often exude ____ ions into the soil, which will tend to ____ the pH of the soil. Select one: a. H+, increase b. OH-, increase c. H+, decrease d. OH-, decreaseIf a plant can improve its ability to obtain water by growing more roots, why shouldn’t the plant always grow more roots?
- The xylem cell has a water potential of -45 MPa and the mesophyll cell of the leaf has a water potential of -57MPa. Which way does the water move?Which of the following is a mechanism of water movement in xylem that combines the evaporative pull of transpiration with the cohesive and adhesive properties of water? (a) pressure– flow (b) tension–cohesion (c) root pressure (d) active transport of potassium ions into guard cells (e) guttationExplain the mechanisms ensuring the conveyance of the water from the soil and its transport to the stem, in plants