The production of roots on cuttings of a houseplant is promoted by applying high concentration of cytokinin to the cut ends. Select one: O TRUE O FALSE
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A: American Basswood is a deciduous tree. The height and diameter of the tree can reach up to 100m and…
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A: Movement of water and minerals through the xylem is driven by negative pressure and movement through…
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A: Stomata are the tiny openings present on the epidermis of leaves, stems and other parts of the plant…
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A: Introduction: The morphology of plants deals with the study of features and forms of various plant…
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A: Thigmotropism can be defined as a response to touch;It is basically a curvature movement in which a…
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Q: Match A, B, C and D with: - Adventitious - Fibrous - Nodulated - Tap Root
A: Root Root is the underground part of the plant with absorb water and nutrients from soil.
Q: Femoval of the primary roots is known as resorption. True False Previous
A: Resorption Resorption is a process of withdrawing the nutrients from the senescing plant tissues…
Q: As shown. What are the four diffusion paths that a molecule might follow as it travels through the…
A: Movement of solute and water.
Q: Shooting is preferred to regenerate first than rooting. Why?
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A: In plants, most of the water is absorbed by the roots. The root hairs are the thin-walled slender…
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A: The organisms of the plant kingdom reproduce and propagate through the methods of sexual…
Q: Underground parts of the plant are not always roots - justify the statement
A: Plants are the multicellular organisms that are majorly photosynthetically belonging to the kingdom…
Q: Identify the following type of root system: Cogon, Onion, Corn, San Francisco, Cosmos, and Makahiya
A: Imperata cylindrica is commonly called cogon grass and is a perennial invasive species outside the…
Q: ______is the hormone in most rooting compounds. a. Gibberellin c. Cytokinin b. Auxin d. ABA
A: Introduction Plant Hormones are also known as Phytohormones. Phytohormones are the signalling…
Q: Which of the following helps plants during high temperature and water deficit Select one: O ethylene…
A: Introduction Plant hormones or phytohormones are plant growth regulators that are simple molecules…
Q: Which meristem is correctly matched with its location and a type of derivative cells? Answers are in…
A: In plants, the meristem is a region of cells which are capable of growth and division. It is usually…
Q: What is the conclusion of the Experiment on Absoprtion of Water by Roots? A. Cup 1 - with half water…
A: Root of plant The plant root it the under ground part of the plant which help in the absorption of…
Q: which of the following phytochemicals are considerd to provider vascular support? a. flavonoids and…
A: Phytochemicals are biologically active compounds, which are derived from plant products. These…
Q: What do you mean by “modification of roots"? Describe some of the modifications of tap roots giving…
A: The root of a plant is a portion of the plant that grows beneath the surface of the ground. It helps…
Q: Below is a Figure of a Shoot Tip, Is the encircled part a permanent tissue? True or False
A: Meristematic tissues in plants are made up of a swarm of undifferentiated cells whose sole purpose…
Q: Which of the following statements about gravity perception is FALSE? A. Statoliths are specialized…
A: Gravity perception is an important activity in plants as they need to send their roots downwards…
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: please answer both questions to part A
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Q: The apical bud of a plant produces which inhibits lateral bud growth through the process known as…
A: Plant hormones are the molecules produced by the plants which help in the growth and development of…
Q: Most dicots have a |(transient, persistent) endosperm, while grasses have |(transient, persistent)…
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Q: What is happening when plant stems grow upward, out of the ground? negative gravitropism positive…
A: The answer is Negative gravitropism. When the stem grows against the force of gravity(upwards), this…
Q: Which of the following is NOT found in a monocot (e.g. corn) vascular bundle? 1. Metaxylem 2.…
A: Vascular bundles (xylem and phloem) in monocot system are closed. Corn are monocot as they consists…
Q: Using a different shoot of T. usneoides, a layer of Vaseline was applied as a hydrophobic barrier to…
A: Water is transported through xylem which is the kind of vascular tissue in higher plants.…
Q: All of the following are edible tap roots, except Sweet potato Carrot Turnip Beet root
A: Edible Taproots: The major portion of a primary root system, growing vertically downward…
Q: Drying and aging seeds is a way to enhance seed viability and germination and at the same time to…
A: Introduction The viability of a seed accession is a measure of how many seeds are alive and capable…
Q: Contrast primary growth in roots and shoots
A: The growth of the plant that occurs due to the cell division of primary meristem present on the tip…
Q: In a germinating seed, the downward growth of roots and upward growth of stems are the plant’s…
A: Answer : In a germinating seed, the downward growth of roots and upward growth of stems are the…
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: A high auxin to cytokinin ratio provide shoot formation while a high cytokinin to auxin ratio…
A: Auxin is a plant hormone produced in the stem tip that promotes cell elongation. Cytokinins are a…
Q: Plant roots can not absorb water between the field capacity and the permanant wilting point. Select…
A: Plants have roots which help in the absorption of water from the ground.plants have various types of…
Q: A
A: Roots help in the attachment of the plant to the soil. Roots also conduct water and minerals to the…
Q: What is the phenomenon wherein the plant grows toward the unidirectional light? Photoperiodism…
A: Phototropism is correct answer. The phenomenon wherein the plant grows toward the unidirectional…
Q: What do you mean by wilting? State a condition for a plant to wilt.
A: Plants are multicellular organisms in the kingdom Plantae. The parts of plants are stems, flowers,…
Q: Which of the following phytochemicals are considered to provide vascular support? 1.…
A: Phytochemicals are biologically active compounds present in the plant-derived foods. Most of the…
Q: The lower end of a plant stem is placed in water coloured with red dye. After three hours, the stem…
A: Plants obtain their supply of carbon and most of their oxygen from CO2 of atmosphere, hydrogen from…
Q: A pear has a hard texture but juicy. State two cells that give the characteristics?
A: As per our honor code, we are allowed to answer one question at a moment. You have posted multiple…
Q: Which of the following statements is false?a. Auxin and gibberellin promote stem elongation.b.…
A: Introduction :- Abscisic acid (ABA) is a major hormone involved in tuning responses to a variety of…
Q: Below is a Figure from a Shoot Tip, indicate which numbers islare meristematic cells? - 2 3
A:
Q: The winding of grape vine tendrils around a trellis support is an example of Negative…
A: Plant movements: Plants shows bending and curvature movements of stem, root and leaf. This bending…
Q: Choose one of the possible answers in the brackets to fill in the blank. During |(simple…
A: Dormancy It is a period in an organism's life cycle when growth and developmentare temporarily…
Q: Choose the best answer for following question Stomata close when a plant is water-stressed. a. auxin…
A: The pores on the surface of the leaves and other aerial parts of most of the plants is known as the…
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- Below is a series of pictures of the stem (x.s.) of a sunflower, Helianthus sp. Note that it shows both a young stem and older stem. E- young 100x (x.s.) older 100x (x.s.) Make a sketch of both ages and upload it here with the following structures labeled: epidermis, cortex, pith, vascular bundles, fibers, primary xylem, primary phloem, tracheids, vessel elements, collenchymaPhytohormones X and Y were added into a medium at a ratio of 1: 3. A stem explant cultured on this medium formed many shoots with little callus after 4 weeks. Suggest the identity of X and Y with justifications.Below is a series of pictures of the stem (x.s.) of a sunflower, Helianthus sp. Note that it shows both a young stem and older stem. young 100x (x.s.) older 100x (x.s.) Make a sketch of both ages and upload it here with the following structures labeled: epidermis, cortex, pith, vascular bundles, fibers, primary xylem, primary phloem, tracheids, vessel elements, collenchyma
- Below is a series of pictures of the stem (x.s.) of a sunflower, Helianthus sp. Note that it shows both a young stem and older stem. young 100x (.s.) older 100x (x.s.) Make a sketch of both ages and upload it here with the following structures labeled: epidermis, cortex, pith, vascular bundles, fibers, primary xylem, primary phloem, tracheids, vessel elements, collenchymaIf the tension in the xylem vessel becomes too great, gas bubbles will form. Explain this phenomenon countermeasures by plant to address this issue.From an agricultural perspective, describe two advantages of vegetative propagation.
- discuss the following methods of plant propagation. i. Grafting ii. Layering iii. Marcotting iv. BuddingAll of the following are edible tap roots, except Sweet potato Carrot Turnip Beet rootBelow is a series of pictures of the stem (x.s.) of a corn, Zea mays. 40x (x.s.) 100x (x.s.) Make a sketch of both magnifications (40x and 100x) and upload it here with the following structures labeled: epidermis, sclerenchyma (fibers), ground tissue parenchyma, vascular bundles, phloem, xylem, sieve tube members, companion cells, vessel elements, tracheids