Loose-leaf Version for What is Life? A Guide to Biology
3rd Edition
ISBN: 9781464172274
Author: Jay Phelan
Publisher: W.H. Freeman & Co
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Chapter 12, Problem 8MC
Summary Introduction
Introduction:
Plants can be categorized on the basis of many factors. These help in taxonomical arrangements of the plant.
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Classify the pictured organism.
Answers
a) monocot angiosperm
b) dicot angiosperm
c) monocot gymnosperm
d) dicot gymnosperm
either a) or c)
Please explain which one is correct.
Which of the following statements characterize the megaphyll line of evolution? A) They differ from microphylls by developing a single, unbranched vein rather than a branched vascular system.B) They are believed to have evolved from branching telomeres that flattened and developed photosynthetic tissue between the branches.C) They developed into leaves that can also be called lycophyllsD) They developed into the large leaves of the angiosperms
Conifers are common in mountain and high-latitude forests where it is cold, very dry and it snows frequently. What key characteristics of conifers give them an advantage over other types of plants that live in these forests? A) the production of resin.B) the conical shape of the tree.C) leaves with a relatively large surface area.D) needle-like leavesE) a waxy cuticle.F) sori located on the underside of the leavesG) loss of leaves during the winter months.
Chapter 12 Solutions
Loose-leaf Version for What is Life? A Guide to Biology
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- Which of the following statements is accurate? a) All plants have identical sporangia, all producing the same type of spores b) Plants have an embryo that is protected inside (and nourished by) the gametophyte c) Gametangia produce gametes by meiosis whereas sporangia produce spores by mitosis d) Gametangia always produce haploid gametes whereas sporangia produce diploid spores e) Gametangia are multicellular structures whereas sporangia are unicellular structuresarrow_forwardDraw a complete moss plant and label the following structures: A.) sporophyte, B.) gametophyte, C.) phyllidia, D.) caulidia, E.) rhizoids, F.) foot, G.) seta, H.) capsule. Attach the labeled drawing please :)arrow_forwardWhat traits do bryophytes and tracheophytes have in common? Check all that you think apply.A) they both undergo alternation of generationsB) they both have chlorophylls a and b.C) they both have an asexual life cycle stage.D) they both have multicellular gametangiaE) they both have apical meristemsarrow_forward
- Which of the following is a common feature among liverworts, hornworts, and mosses? A) They are all wind pollinated. B) They are heterosporous. C) They are pollinated by animals. D) They require standing water for reproduction.arrow_forwardWhat is true about green algae and gymnosperms? I) both have the same chlorophyll II) both contain cellulose in their cell walls III) both have vascular root systems IV) both are multicellular a) III and IV O b) I, II and IV Oc) I, II, III and IV O d) IVarrow_forwardWhat key traits distinguish each group from the other listed in the comparison? A) All land plants from green algae? B) Pteridophyta (ferns) from Bryophyta (mosses)? C) Angiosperms from ferns?arrow_forward
- 1. Of the following characteristics of plants, which are inherited (shared with green algae) and wh. are new (evolved within the plant lineage only)? a) Multicellular sporangia b) Presence of chloroplasts c) Sessile (doesn't move) d) Embryos supported by parents e) Apical meristems f) Cellulose cell wallsarrow_forwardGymnosperm A) How are the seeds of pine trees dispersed away from the parent plant? b) Suggest an advantage of dispersing seeds away from parent plants.arrow_forwardWhich part of the flower forms the fruit?a) Whole flowerb) Only stamens and carpelc) Only ovaryd) Only carpelarrow_forward
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