The trend toward a dominant sporophyte stage is now complete. When you look at a pine or maple tree, the plant you see is a _____. . The pine tree is the sporophyte and produces _____ in male and female cones: sporangia: 32: . most homosporous, producing sporangia in clusters, sori, on back of . 14.2. When you look at a pine or maple tree, the plant you see is the _____. While considering gametophyte versus sporophyte generations, there are some stark points, such as sporophyte is a diploid phase, whereas gametophyte is a haploid generation. February 7, 2006. A pine tree gametophyte is _____. The Brazil nut tree, Bertholletia excels (n = 17), is native to tropical rain forests of South America. Pine trees, conifers, firs, spruce trees, ginkgo, cactus, and cycads. Here, on the right, is blooming grass in a lawn in May; it is a close-up such as a mouse . 1 Type of Plant Gametophyte Sporophyte Moss: Bryophyta *macro Leafy green plant *micro slide of stem x-section with no vascular bundles *macro stalk and capsule . . 3. gametophyte dominance, sporophyte dependence. When you look at a pine or maple tree, the plant you see is a _____. When you look at a pine or maple tree, the plant you see is a _____. Get the detailed answer: n a moss, the sporophyte (a) manufactures food for itself, as well as for the gametophyte (b) is partially parasitic on the gameto All seed plants _____. d) dense. One generation grows atop the other: a sporophyte has grown from an egg retained and fertilized at the tip of the green moss plant (a gametophyte). 1000x Sporophyte generationmaple tree Gametophyte . . Sporophyte generation produces spores that can grow to form the next gametophyte generation. . Root System: Taproot and other root modifications. See Page 1. The gametophytes of seed plants are microscopic. Number of cotyledons (embryonic leaves . 4. pollen cone. are all of the above. Previous question Next question. When you look at a pine or maple tree, the plant you see is a _____. Sporophyte stage is asexual, while gametophyte stage is sexual. March 22, 2022. University of Cambridge. Spores will disperse from the capsule and start . The major difference between angiosperms and gymnosperms comes from the _____. In the case of mosses, the sporophyte grows as a stalk, quickly breaking free of the plant that produced it. They include herbaceous plants, grasses and deciduous or hardwood trees. No . 5. pollen nuclei. Here is the general life cycle a flowering plant as represented by the oak tree. Submit Previous Answers Correct The sporophyte generation is the dominant generation of vascular plants. Sporangia in the Seedless Plants. First, all plants undergo an alternation of generations, between a haploid gametophyte stage and a diploid sporophyte stage. Alternation of generations (also known as metagenesis or heterogenesis) is the predominant type of life cycle in plants and algae.It consists of a multicellular haploid sexual phase, the gametophyte, which has a single set of chromosomes alternating with a multicellular diploid asexual phase, the sporophyte which has two sets of chromosomes.. A mature sporophyte produces haploid spores by . In all gymnosperms, the male gametophyte (pollen grain) reaches the female reproductive structure helped by wind or animals. Which of these structures is a separate generation from the plant sporophyte? a gametophyte generation. See Concept 30.1 (Page 635) diploid sporophyte haploid gametophyte diploid gametophyte haploid sporophyte triploid endosperm. In higher plants like ferns and fern allies, the sporophyte stage is dominant. c) thin. Gymnosperms were most abundant during the _____. When you look at a pine or maple tree, the plant you see is _____. All seed plants _____ . The mature gametophyte produces male or female gametes (or both) by mitosis. Algae and plants demonstrate similar basic life cycles with an alternation of generations between the gametophyte and sporophyte. Mosses are the largest and most highly developed group of division Bryophyta (which also includes liverworts and hornworts). The sporophyte stage is part of the life . Want to see the step-by-step answer? A new plant results. The life cycle is two-part with diploid sporophyte and haploid gametophyte stages. When you look at a pine or maple tree, the plant you see is _____. C. sporophyte D. gametophyte E. pollen grain . . C. sporophyte D. gametophyte E. pollen grain . View the full answer. . Copy. Last Edited. 3 . diploid sporophyte The sporophyte generation is the dominant generation of vascular plants. They reproduce by producing spores. both a and c The male pine cone produces pollen. The male gametophyte, the pollen grain, has a brief free-living stage while it is carried from plant to plant by wind, water, or animals. Derived from female gametophyte which . The archegonium is a haploid gametophyte which is responsible for producing sperm cells. . Remember that 'diploid' means 'two sets of chromosomes' and is commonly abbreviated as 2 N . The "male" gametophytes or microgametophytes are pollen grains. A. haploid sporophyte B. diploid sporophyte C. haploid gametophyte D. diploid gametophyte E. polyploid gametophyte . please help . This preview shows page 70 - 72 out of 168 pages. Related Question . develop a seed coat. Angiosperms or flowering plants are "protected seed vascular plants" because their seeds are protected inside a fruit. Young maple trees may exhibit a cluster . o are remnants of Sphagnum moss bogs Plants are members of the eukaryotic supergroup ________ , and their closest relatives are _________.o Archaeplastida; charophyte green algae. Answer (1 of 3): There are several varieties of seedless plants that do reproduce to propagate their generations. prothallus. (Concept 30.1) moss : green alga (Ulva) gymnosperms : angiosperms : fern: 2 . diploid sporophyte. The seed eventually is released and the new sporophyte plant grows. If you've thought about growing a pine tree by sprouting a whole pine cone, don't waste your time and energy because unfortunately, it won't work. All seed plants _____.-are heterosporous-produce flowers-are nonvascular 100% (2 ratings) Answer - The correct answer option A) diploid sporophyte A Explana . (p. 599) produce flowers: are heterosporous: produce antheridia and archegonia on the same gametophyte: k so likei need to make a concept map using the following terms plants gymnosperm angiosperm flowers fruits maple tree cucumbers conifers cycads monocots dicots orchids lilies peanuts saguaro cactus dadelions but i have no idea wat to do!! Question14 Correct Mark 1.00 out of 1.00 Flag question Question text What technique uses hormones to grow plant tissue to generate small masses of cells, from which many new genetically identical plants may be grown? The gametophyte makes the sperm that travels in water to reach the egg. A primitive conductive system that carries water and nutrients runs up the gametophyte's stalk, but does not extend into the leaves. All seed plants _____. Which of the following sex and generation combinations most directly produces the integument of a pine seed? female gametophyte. a maple tree is a vascular plant, therefore, it is a a. zygote b gamete, c. spore, d gametophyte ab. All seed plants _____. Can you really grow a tree from a pine cone? You are looking at a 60 feet tall maple tree You are looking at a A) Female gametophyte B) Monocot C) Male gametophyte D) Gymnosperm Sporophyte. The tree is diploid and represents the dominant sporophyte generation. When you look at a pine or maple tree, the plant you see is _____. Hint 1. When you look at a pine or maple tree, the plant you see is _____. . First, all plants undergo an alternation of generations, between a haploid gametophyte stage and a diploid sporophyte stage. Water and nutrients are absorbed directly through the leaflike structures of the gametophyte. it's big and green). it is none of theabove the sporophyte generation is more dominant in a. smaller less complex plants b large, more complex plants, c thegametophyte generation is equally dominant in all plants d thegametophte gen. is not dominant in any plants Compare and draw the following structures of plants from each group: 1. . The gametophyte comprises the main plant (the green moss or liverwort), while the diploid sporophyte is much smaller and is attached to the gametophyte. (Concept 30.1) haploid . The moss or liverwort produces sperm and eggs, which when fused, develop into a spore-producing structure called the sporophyte. are heterosporous. - tree fern; Fronds usually develop at the tip of the rhizomes as tightly rolled-up coils. How long do maple trees shed helicopters? Maple tree reproduce by producing angiosperm, which means it develop seeds inside a fruit. A pine tree is a gymnosperm. How long do maple trees shed helicopters? 11. diploid sporophyte. When you look at a pine or maple tree, the plant you see is a _____. Which one of the following organisms has both gametophyte and sporophyte stages in its life cycle but spends the largest fraction of that life cycle in the gametophyte stage? sporophyte: The spore-producing individual or phase in the life cycle of a . 1. sporophyte. Moss is a small terrestrial plant, usually less than 10 cm tall, that lacks true conducting tissues (xylem, phloem) and has a dominant gametophyte (sexual) generation. The gametophyte produces haploid gametes. The sporophyte stage is part of the life . The sporophyte produces spores through meiosis which germinate and grow into the gametophyte. it is none of theabove the sporophyte generation is more dominant in a. smaller less complex plants b large, more complex plants, c thegametophyte generation is equally dominant in all plants d thegametophte gen. is not dominant in any plants The "female" gametophytes or megagametophytes are the eight-nucleate egg sacs that occur in the ovary of the "female" flowers. grasses, palm trees) and the Eudicots (Roses, Oak trees, Maple trees). bears a megasporangium containg a megaspore mother cell. maple tree is a diploid sporophyte as it is able to reproduce starting around 50 years old. 1) Seedless Vascular Plants - Ferns, Horsetails and Clubmosses The sporophyte (diploid 2n) generation dominates and is separate from the gametophyte. The gametophyte comprises the main plant (the green moss or liverwort), while the diploid sporophyte is much smaller and is attached to the gametophyte. 31. haploid sporophyte diploid gametophyte triploid endosperm haploid gametophyte diploid sporophyte. Seedless Plants. The gametophyte produces gametes through mitosis that fuse during fertilization to form the zygote which grows into the sporophyte. 12th grade Social Science Mesozoic (Concept 30.1) haploid . Number of cotyledons (embryonic leaves . When you look at a pine or maple tree, the plant you see is a _____. Some of the most recognizable examples of these woody shrubs and trees include pines, spruces, firs, and ginkgoes. are heterosporous. In the most primitive plants, like mosses, the gametophyte is . . gametophyte: The gamete-bearing individual or phase in the life cycle of a plant having alternation of generations. - 15720092 destadams6730 destadams6730 04/15/2020 Biology High School answered Which group is noted for the independence of gametophyte and sporophyte generations from each other? In gymnosperms, the gametophyte generation takes place in a cone, which forms on the mature sporophyte plant. Seedless nonvascular plants are small. 2. microspores. We don't have your requested question, but here is a suggested video that might help. Type of Plant Gametophyte Sporophyte Moss: Bryophyta *macro Leafy green plant *micro slide of stem x-section with no vascular bundles *macro stalk and capsule . First, all plants undergo an alternation of generations, between a haploid gametophyte stage and a diploid sporophyte stage. The sporophyte of seedless plants is diploid and results from syngamy or the fusion of two gametes (). A. flower . If you've thought about growing a pine tree by sprouting a whole pine cone, don't waste your time and energy because unfortunately, it won't work. The oldest and largest trees in the world are probably conifers, with 4500-year-old bristlecone pines in Nevada and 2,000-year-old redwood trees over 90 m tall in . Many mosses are epiphytes with some species preferring a particular species of tree or even a particular location on a tree, such as at the base of . The male gametophyte of a pine tree is produced within a pollen grain. The female gametophyte consists of a handful of cells buried in the tissues of the sporophyte. The gametophyte produces sperm and eggs in order to produce a new sporophyte which grows out of the gametophyte's body, destroying it. Can you really grow a tree from a pine cone? presence or absence of a protective covering over the ovule. When you look at a pine or maple tree, the plant you see is a _____. Female gametophytes use mitosis to produce eggs. The major difference between angiosperms and gymnosperms comes from the _____. moss. Joanna Q. Physical Traits: Angiosperms can be the tiniest pondweed to most giant sugar maple tree. Lets take Pteridophytes and Gymnosperms to explain this question. Gymnosperms are abundant in temperate forest and boreal forest biomes with species that can tolerate moist or dry . Like the conifers, these plants do not depend on water for fertilization of gametes. When you look at a pine or maple tree, the plant you see is a _____.2. Play Games with the Questions above at ReviewGameZone.com. A. haploid sporophyte B. diploid sporophyte C. haploid gametophyte D. diploid gametophyte E. polyploid gametophyte . gives rise to a seed. Read . The mature sporophyte starts to form sporangium that houses sporocyte (precursor cells in the formation of spores). a. sporophyte embryo b. female gametophyte c. egg cell d. megaspore. Ch 30 quizz When you look at a pine or maple tree, the plant you see is a _____. Endosperm: Derived from fertilization of the sperm nucleus which results in triploid. The sporophyte bears the sporangia (singular, sporangium), organs that first appeared in the land plants. Arrange the following structures, which can be found on male pine trees, from the largest structure to the smallest structure (or from most inclusive to least inclusive). greater development, independence, and dominance of fern's Sporophyte; Fern sporophytes typically have a horizontal underground stem, the rhizome. See Answer. pollen. Some mosses have small branches. The sporophyte stage is part of the life . However, when sexually mature, the oak sporophyte annually produces spores that develop into tiny gametophytes. The tree is diploid and represents the dominant sporophyte generation. Like all plants, the bryophyte life cycle goes through both haploid (gametophyte) and diploid (sporophyte) stages. 4 2 3 1. To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 17715 in the upper right hand corner or click here. When you look at a pine or maple tree, the plant you see is a _____ diploid sporophyte. 3 1 2. 31. - 15720092 destadams6730 destadams6730 04/15/2020 Biology High School answered Which group is noted for the independence of gametophyte and sporophyte generations from each other? Part A - Gymnosperm diversity Indicate whether each description applies to a specific group of gymnosperms or to all gymnosperms. Which one of the following organisms has both gametophyte and sporophyte stages in its life cycle but spends the largest fraction of that life cycle in the gametophyte stage? a maple tree is a vascular plant, therefore, it is a a. zygote b gamete, c. spore, d gametophyte ab. Mosses have stomata only on the sporophyte. lilies, and grasses are monocots; peas, beans, peanuts, and maple trees are dicots. diploid sporophyte. Branch Types: One type of branch: Two types of branches i.e long and dwarf shoot. They follow a much more old way. See . b) tough. but some grow upright to tree sizes! A male gametophyte within a pollen grain. Which . SCENCE. In gymnosperms, the gametophyte generation takes place in a cone, which forms on the mature sporophyte plant. Fertilized egg cells give rise to sporophytes which produce capsules of spores; each germinated spore developing into a new gametophyte. Has taproot only. A. flower . Introduction to Plants Chapter 21 21.1 Plant Evolution and Adaptations During plant evolution, the trend was from dominant gametophytes to dominant sporophytes that contain vascular tissue. Pteridophytes: I'm taking a common fern here. So, yes, maple trees have spores (if you are talking about the sporophyte stage). triploid endosperm haploid gametophyte diploid gametophyte diploid sporophyte haploid sporophyte. 3. microsporangia. The term . The adaptation that made possible the colonization of dry land environments by seed plants is most likely the result of the evolution of _____. Which group is noted for the independence of gametophyte and sporophyte generations from each other? The fusion of male and female gametes produces a diploid zygote which develops into a new sporophyte. 1 The major difference between angiosperms and gymnosperms comes from the _____. A sporophyte will produce spores which then develop into gametophytes. grasses, palm trees) and the Eudicots (Roses, Oak trees, Maple trees). 1. sporophyte embryo 2. female gametophyte 3. egg cell 4. megaspore. ANSWER: triploid endosperm; diploid sporophyte; haploid sporophyte; diploid gametophyte; haploid gametophyte; Correct The sporophyte generation is the dominant generation of vascular plants. A pine tree is a sporophyte. Sporophyte. So, yes, maple trees have spores (if you are talking about the sporophyte stage). A sporophyte will produce spores which then develop into gametophytes. After fertilization, a new sporophyte develops within a seed. Alternation of Generations Journal Drawing: Draw the life cycle of plants Use different colors to represent the gametophyte (haploid) generations and the sporophyte (diploid) generation. diploid sporophyte. In seed plants, which of the following is part of a pollen grain and has a function most like that of the seed coat? It is important to note that the gametophyte is haploid and . Arrange the following structures, which can be found on male pine trees, from the largest . Here is the general life cycle a flowering plant as represented by the oak tree. The gametophyte produces gametes (egg cells and spermatids). Get the detailed answer: n a moss, the sporophyte (a) manufactures food for itself, as well as for the gametophyte (b) is partially parasitic on the gameto Transcribed image text: When you look at a pine or maple tree, the plant you see is a Select one: O a. diploid sporophyte O b. haploid sporophyte O c. diploid gametophyte O d. haploid gametophyte. The sporophyte stage is part of the life . diploid sporophyte: 96: (p. 598) haploid sporophyte: diploid sporophyte: haploid gametophyte: diploid gametophyte: none of the above: 3. Which one of the following organisms has both gametophyte and sporophyte stages in its life cycle but spends the largest fraction of that life cycle in the gametophyte stage. So, yes, maple trees have spores (if you are talking about the sporophyte stage). The spores released by the sporophyte have the potential to develop into new moss or liverwort plants. (Concept 30.1) moss : green alga (Ulva) gymnosperms : angiosperms : fern: 2 . 75: . o both sporophyte and gametophyte generations The coal and oil that we currently use as fuel sources ________. All seed plants _____ . Gymnosperms are vascular plants of the subkingdom Embyophyta and include conifers, cycads, ginkgoes, and gnetophytes. Which group is noted for the independence of gametophyte and sporophyte generations from each other? Compare and draw the following structures of plants from each group: 1. Like all plants, the bryophyte life cycle goes through both haploid (gametophyte) and diploid (sporophyte) stages. So, yes, maple trees have spores (if you are talking about the sporophyte stage). Maple trees are deciduous, which means they fall their leaves annua View the full answer Nonvascular plants are low growing because of their ______________ cell walls. All seed plants _____. contains a female gemetophyte. 3) Protected seed vascular plants - flowering plants, grasses and deciduous trees. diploid. There are thought to be more than 235,000 species of angiosperms. Feedback The correct answer is: diploid sporophyte and a haploid gametophyte. Both the spores and the resulting gametophyte are haploid, meaning they only have one set of chromosomes. check_circle Expert Answer. Gametophyte development in gymnosperms In seed plants, the sporophytic generation is dominant and free-living, and the gametophytes are very small and dependent on the sporophyte for nutrients. All seed plants _____. All land plants share the following characteristics: alternation of generations, with the haploid plant called a gametophyte and the diploid plant called a sporophyte; formation of haploid spores in a sporangium; and formation of gametes in a gametangium. A sporophyte will produce spores which then develop into gametophytes. . A sporophyte will produce spores which then develop into gametophytes. 1.Larger than a fern gametophyte., 2.Roughly the same size as a fern gametophyte., 3.Smaller than a fern gametophyte., 4.Roughly the same size as a fern sporophyte. Towering trees are the diplontic phase in the lifecycles of plants such as sequoias and pines. In the most primitive plants, like mosses, the gametophyte is dominant (i.e. Alternation of generations is a life cycle that includes both diploid and haploid multicellular stages. In the most primitive plants, like mosses, the gametophyte is . When you look at a pine or maple tree, the plant you see is the _____. 3 . Check out a . The first cell in a sporophyte generation is the diploid zygote, while the first cell in the . a) thick. The oak tree is considered the sporophyte. Chapter 30 Pre-Test Question 2 Part A All seed . a gametophyte. diploid sporophyte. a. gamete b. gametophyte c. sporophyte d. zygote Is it d? All parts of the plant in the sporophyte generation
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