Gymnosperms are - Study guides, Class notes & Summaries

Louisiana Horticulture Test Study Guide Questions and Answers 100% Pass What is the difference between a cultivar and variety? - Cultivar- A plant or grouping of plants selected for desirable characteristics that can be maintained by propagation Variety- A naturally occurring subgroup of a species which has some distinguishing characters Who is Linnaeus? What system of naming plants did he create? - Linnaeus is a Swedish Botanist who developed the Binomial System of Nomenclature(Genus +...

Environmental Science DSST Exam Questions and Answers 100% Pass Protists - a diverse group of one celled organisms and their many-celled relatives Plants - Many-celled organisms that have cell walls and that make their own food using the sun's energy Gymnosperms - woody plants that produce seeds, but their seeds are not enclosed in fruits Angiosperms - flowering plants that produce seeds in fruit Invertebrates - animals that lack backbones vertebrates - animals with backbones The 8 ...

1. In both bryophytes and vascular plants, meiosis occurs in the dominant or most conspicuous phase of the life cycle. a) true b) false CORRECT ANSWER b In the life cycles of mosses and ferns, which of the structures are diploid? Select all that apply. a) sporophyte b) gametophyte c) zygote d) sperm e) eggs CORRECT ANSWER a, c Diploid (2n) cells in the _____ of mosses, ferns, gymnosperms, and angiosperms divide meiotically and form haploid (1n) spores. a) sporangium b) gonad...

Seed Evolution Steps - ANSWER Homospory Heterospory Megasporangium Surrounded by Sterile Telomes Free Tips Phylum Cycadophyta - ANSWER Earliest Gymnosperms Mesozoic Era (65-230 MYA) 11-12 Genera Mostly tropical and subtropical Resemble palms - unlike palms they have a vascular cambium (stem can increase in width) Often highly toxic to dogs, cats, and livestock Reproductive structures associated with modified leaves - microsporophylls and megasporophylls Loosely or tightly clustered ...

AAMI FHM&M Comprehensive Review Questions and Answers 100% Pass Coffin - A case or receptacle for dead human remains which is anthropoid in shape Casket FTC - a rigid container which is designed for the encasement of human remains and which is usually constructed of wood, metal, or like material and ornamented and lined with fabric. Casket ABFSE - a case or receptacle in which human remains are placed for protection, practical utility, and a suitable memory picture. Casket ABFSE and - an...

BOT Exam 2 Study Guide Questions & Answers. How many species of Angiosperms? - CORRECT ANSWER 300,000 (maybe 400,000) How many years ago do we find angiosperm fossils? - CORRECT ANSWER ~132 mya Angiosperms are sister group to the __________ - CORRECT ANSWER extant gymnosperms What are the closest living relatives to angiosperms? - CORRECT ANSWER Living gymnosperms Fossil order that may be closely related to angiosperms? - CORRECT ANSWER Caytoniales What is the central id...

Monocots A. Have vascular cambium between the primary xylem and primary phloem B. Are monophyletic C. Have their vascular tissues arranged in rings inside the stems D. Are haplontic E. None of the other options are correct B. Are monophyletic Which of the following are correct on Embryo Sacs; A. Gymnosperms B. Hundreds of haploid cells C. Tube cells D. Two gametes E. None of the other options are correct E. None of the other options are correct Megaspores are: A. Haploid B. Produ...

AAMI FHM&M Comprehensive Review with verified solutions. Coffin ️ A case or receptacle for dead human remains which is anthropoid in shape Casket FTC ️ a rigid container which is designed for the encasement of human remains and which is usually constructed of wood, metal, or like material and ornamented and lined with fabric. Casket ABFSE ️ a case or receptacle in which human remains are placed for protection, practical utility, and a suitable memory picture. Casket ABFSE and ️ ...

Gymnosperms - Answer (conifers) Seeds not enclosed in ripened ovary. Angiosperms - Answer (Flowering plants) Seeds are enclosed in a ripened ovary/fruit. 7 characteristics of seed plants - Answer 1. Megaphyllous leaves (branched veins w/ leaf trace gaps) 2. Heterospory [advanced] (production of spores of two different sizes and sexes) 3. Eusporangiate 4. Xylem and phloem 5. Dominant and independent sporophyte 6. Gametophyte is dependent on the sporophyte for nutrition 7. Re...

__ inhabit aquatic ecosystems and wet terrestrial habitats, and have cells organized into tissues, lowlying growth forms without xylem and phloem, and rhizoids for absorbing nutrients and water. a) Green algae b) Seedless vascular plants c) Gymnosperms d) Nonvascular plants (e.g., mosses) - d) Nonvascular plants (e.g., mosses) _______ of life span and size) by a diploid (2n) sporophyte. The sporophyte produces a flower containing haploid (n) pollen and eggs. Fertilization of the egg (to pr...