Biological Science
5th Edition
ISBN: 9780321743671
Author: Scott Freeman
Publisher: PEARSON
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Chapter 41, Problem 3TYK
Summary Introduction
Introduction:
The seed-bearing part of the
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Which 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.
How 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.
The structure of the fern sporangium shown promotes spore dispersal by a ‘catapult’ mechanism. What is the driving force involved?
A.
Increased pressure within the sporangium
B.
Opening of the sporangium mouth
C.
Elastic rebound
D.
Water evaporation from the annulus
Chapter 41 Solutions
Biological Science
Ch. 41 - 1. What happens when double fertilization...Ch. 41 - What is the major evolutionary trend in land plant...Ch. 41 - Prob. 3TYKCh. 41 - Prob. 4TYKCh. 41 - 5. Why is the emergence of the radicle an...Ch. 41 - What are the advantages and disadvantages of...Ch. 41 - Prob. 5TYKCh. 41 -
6. What events take place during pollination and...Ch. 41 - Prob. 8TYUCh. 41 - Prob. 16TYPSS
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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
- In flowers, the structures that produce male gametophytes are called _______ ;the strcutures that produce female gametophytes are called _______ . a. pollen grains; flowers c. anthers; stigma b. stamen; carpels d. megaspores; microsporesarrow_forwardWhich of the following incorrectly pairs a sporophyte embryo with its food source? * A. Moss embryo-archegonium and gametophyte plant B. Fern embryo-female sporophyte surrounding archegonium C. Pine embryo-female gametophyte tissue in nucellus D. Corn embryo-3N endosperm tissue in seedarrow_forwardWhich of the following cell types is responsible for cavitation-induced spore dispersal in most ferns? A. stipe cells B. indusium cells C. oogonia cells D. annular cellsarrow_forward
- Compare what happens to a spore mother cell as it gives rise to a spore with what happens to a spore as it gives rise to a gametophyte. a. The spore mother cell and the spore both go through meiosis. b. The spore mother cell and the spore both go through mitosis. c. The spore mother cell goes through mitosis, and the spore goes through meiosis. d. The spore mother cell goes through meiosis, and the spore goes through mitosis.arrow_forwardIn the life cycle of a bryophyte, represent(s) the gametophyte (haploid) form and represents the sporophyte (diploid) form. A. microscopic gametes; a multicellular leafy structure B. the multicellular foliose form; a smaller, temporary, dependent structure C. a gemmae cup; the leafy permanent portion D. a multicellular foliose form; a gemmae cup E. a multicellular foliose form; a collection of spores or soriarrow_forwardBesides the seed, what other major structure diminishes a plant’s reliance on water for reproduction? a. flower b. fruit c. pollen d. sporearrow_forward
- Which of these pairs is mismatched? a. anther—produces microspores b. carpel—produces pollen c. ovule—becomes seed d. ovary—becomes fruit e. flower—is a reproductive structurearrow_forwardThe pollen lands on which part of the flower? a. stigma b. style c. ovule d. integumentarrow_forwardIt is said that an oak is an acorn’s way of making moreacorns. Write an explanation that includes these terms:sporophyte, gametophyte, ovule, seed, ovary, and fruit.arrow_forward
- The 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_forwardWhich of these is a feature not present in seedless plants that have contributed to the success of seed plants on land? a. Seeds have four layers of protective tissue, the seed coat, that improve survival by providing more protection from environmental stresses. b. The reduced gametophytes of seed plants are nurtured by sporophytes and protected from stress, such as drought conditions and UV radiation. c. Seed germination is solely mediated by water during episodes of heavy rain. d. Pollen grains, with walls containing sporopollenin, deter herbivores. Three unknown non-vascular plant species were collected by Biology 3 students. Which characters BEST discriminate them from one another? 1. protonema II. special organelles III. seta IV. calyptra V. capsule VI. stalk a. I,II,III b. I,III,V c. III, IV, V d. II,IV,VIarrow_forwardWhat adaptation do seed plants have in addition to the seed that is not found in seedless plants?a. gametophytesb. vascular tissuec. pollend. chlorophyllarrow_forward
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