Concepts of Biology
1st Edition
ISBN: 9781938168116
Author: Samantha Fowler, Rebecca Roush, James Wise
Publisher: OpenStax College
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Textbook Question
Chapter 14, Problem 12RQ
Corn develops from a seedling with a single cotyledon, displays parallel veins on its leaves, and produces monosulcate pollen. It is most likely:
a. a gymnosperm
b. a
c. a eudicot
d. a basal
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Vegetative propagation in liverworts is possible because of propagules known as
gemmae.
Select one:
True
False
Where would you most likely find the megasporangium of an angiosperm?
a. Within an ovule contained within an ovary of a flower
b. In the style of a flower
c. Enclosed in the stigma of a flower
d. Packed into pollen sacs within the anthers found on a stamen
Which of the following plant structures is NOT matched correctly to its function?
a. Stomata allow gas transfer
b. Tracheids allow the movement of water and minerals
c. Cuticle prevents desiccation
d. Plasmodesmata - form a supportive meshwork which acts as a cellular
exoskeleton
Which of the following are found in gymnosperms, as well as in angiosperms?
a.
Fruits
b.
Seeds
c.
Cones
d.
Flowers
The alternation of generations life cycle applies to gymosperms in that:
A. the gametophyte stage is reduced
B. the sporophyte stage is reduced
C. the gametes are produced via meiosis
D. the spores are produced via meiosis
Chapter 14 Solutions
Concepts of Biology
Ch. 14 - Figure 14.19 At what stage does the diploid zygote...Ch. 14 - Figure 14.26 If a flower lacked a megasporangium,...Ch. 14 - The land plants are probably descendants of which...Ch. 14 - The event that leads from the haploid stage to the...Ch. 14 - Moss is an example of which type of plant? a....Ch. 14 - Why do mosses grow well in the Arctic tundra? a....Ch. 14 - Which is the most diverse group of seedless...Ch. 14 - Which group are vascular plants? a. liverworts b....Ch. 14 - Which of the following traits characterizes...Ch. 14 - What adaptation do seed plants have in addition to...
Ch. 14 - Pollen grains develop in which structure? a. the...Ch. 14 - Corn develops from a seedling with a single...Ch. 14 - What adaptations do plants have that allow them to...Ch. 14 - What are the three classes of bryophytes?Ch. 14 - How did the development of a vascular system...Ch. 14 - What are the four modern-day groups of...Ch. 14 - Cycads are considered endangered species and their...Ch. 14 - What are the two structures that allow angiosperms...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- The three main parts of a typical mature eudicot seed are the _______ . a. pollen grain, egg, and seed coat b. embryo, endosperm, and seed coat c. megaspores, microspores, and ovule d. embryo, cotyledons, and seed coatarrow_forwardExamine different types and parts of an angiosperm leaf,draw labelled diagrams and provide important features. a. Venation parallel b. Venation reticulate c. Petiole d. Stipules e. Simple leaf f. Compound leafarrow_forwardUnlike eudicots, monocots have a. woody tissue.b. two seed leaves.c. scattered vascular bundles in their stems.d. flower parts in multiples of four or five.arrow_forward
- Companion cells are unique to:A. Bryophytes B. PteridophytesC. Angiosperms D. Gymnospermsarrow_forwardCorn develops from a seedling with a single cotyledon, displays parallel veins on its leaves, and produces monosulcate pollen. It is most likely:a. a gymnospermb. a monocotc. a eudicotd. a basal angiospermarrow_forwardWhich group of plants bears stomata only in the sporophyte generation? a. Chrysophyta b. Anthocerophyta c. Bryophyta d. Marchantiophyta Which of the following is not a characteristic that distinguishes gymnosperms and angiosperms from other plants? a. Pollen b. Dependent gametophytes c. Ovules d. Alternation of generations Which of these statements is an incorrect comparison of a pine cone and a flower in terms of structure and function? a. Pine cones and flowers both have gametophytes and modified leaves that produce spores. b. All of the statements are correct. c. Unlike pine cones, many flowers produce both pollen and ovules. d. Pine trees have separate pollen cons and ovulate cones while in flowers, pollen grains are produced by the anthers of stamens, and ovules are within the ovaries of carpels.arrow_forward
- The seed leaves of a plant are called thea. meristem.b. endosperm.c. cotyledons.d. zygote.arrow_forwardPine, fir, spruce, cedar, larch and cypress are the famous timber-yielding plants of which several also occur widely in the hilly regions of India. All these belong to: A. angiosperms B. gymnosperms C. monocotyledons D. dicotyledonsarrow_forwardWhich of the following statements describes a difference between gymnosperms and angiosperms? a. Gymnosperms are nonvascular plants; angiosperms are vascular plants. b. Gymnosperms are seed-bearing vascular plants; angiosperms are seedless vascular plants. c. The seeds of gymnosperms are contained within a fruit; angiosperm seeds are "naked." d. Gymnosperms are seedless vascular plants; angiosperms are seed-bearing vascular plants. e. The seeds of gymnosperms are "naked"; angiosperm seeds are contained within a fruit.arrow_forward
- Which of the following statements is NOT true of the stems of vascular plants? a. Stems are composed of repeating segments, including nodes and internodes. b. Primary growth only occurs at the shoot apical meristem. c. Vascular tissues may be arranged on the outside of the stem or scattered throughout the stem. d. Stems can contain stomata.arrow_forwardHow are compound leaves distinguished from simple leaves?a. Compound leaves do not have axillary buds at the baseof leaflets.b. Compound leaves are smaller than simple leaves.c. Simple leaves are usually deciduous.d. Compound leaves are found only on pine trees.e. Simple leaves are found only in gymnosperms.arrow_forwardThe following traits are shared by some members of the ANA Grade and Magnoliids, EXCEPT: a. monosulcate pollen b. one seed cotyledon c. spiral arrangement of perianth d. absence of vessel in wood e. numerous, free carpels (apocarpous)arrow_forward
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