CUSTOM BIOLOGY
19th Edition
ISBN: 9781323945490
Author: Urry
Publisher: Pearson Custom Publishing
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Chapter 30, Problem 2TYU
Summary Introduction
Introduction:
Based on its ability to produce seeds, the Plant kingdom is divided into two groups- seedless plants (Cryptogams) and seed-bearing plants (Phanerogams). Seedless plants include members of Thallophytes, Bryophyta, and
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Which of the following is not a characteristic of ALL seed plants?
Produce flowers
Dominant sporophyte generation
Highly reduced gametophyte
Can inhabit harsher and drier environments than ferns
Which of the following traits are unique to Angiosperms?
Heterosporous
Pollen tube growth
Dominant sporophyte
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Which of the following is NOT a caharacteristic of all seed plants?
1. a sporic life cycle
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3. life cycle is dominant in the sporophyte phase
4. reproductive organs found in flowers
5.nearlly all are photo-autotrophic
Chapter 30 Solutions
CUSTOM BIOLOGY
Ch. 30.1 - What features not present in seedless plants have...Ch. 30.1 - Prob. 2CCCh. 30.1 - WHAT IF? If a seed could not enter dormancy, how...Ch. 30.2 - Use examples from Figure 30.7 to describe how...Ch. 30.2 - Explain how the pine life cycle in Figure 30.4...Ch. 30.2 - Prob. 3CCCh. 30.3 - It is said that an oak is an acorns way of making...Ch. 30.3 - Compare and contrast a pine cone and a flower in...Ch. 30.3 - WHAT IF? Do speciation rates in closely related...Ch. 30.4 - Explain why plant diversity can be considered a...
Ch. 30.4 - Prob. 2CCCh. 30 - Describe how the parts of an ovule (integument....Ch. 30 - Although there are fewer Ihan 1,000 spedes of...Ch. 30 - Explain why Darwin called the origin of...Ch. 30 - Prob. 30.4CRCh. 30 - Where in an angiosperm would you find a...Ch. 30 - Prob. 2TYUCh. 30 - Prob. 3TYUCh. 30 - Which of thc following is not a characteristic...Ch. 30 - Gymnosperms and angiosperms liave tlie following...Ch. 30 - DRAW IT Use the letters a-d to label where on the...Ch. 30 - EVOLUTION CONNECTION The history of life has been...Ch. 30 - Prob. 8TYUCh. 30 - WRITE ABOUT A THEME: ORGANIZATION Cells arc the...Ch. 30 - Prob. 10TYU
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- Figure 23.28 Which of the following statements about the Laminaria life cycle is false? In zoospores form in the sporangia. The sporophyte is the 2n plant. The gametophyte is diploid. Both the gametophyte and sporophyte stages are multicellular.arrow_forwardIn 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_forwardFigure 25.14 Which of the following statements about the moss life cycle is false? The mature gametophyte is haploid. The sporophyte produces haploid spores. The calyptra buds to form a mature gametophyte. The zygote is housed in the venter.arrow_forward
- Which of the following is not a characteristic of plants? (a) cuticle (b) unicellular gametangia (c) stomata (d) multicellular embryo (e) alternation of generationsarrow_forwardIn an angiosperm life cycle, sexual reproduction includes: meiosis within the male gametophyte to produce sperm. meiosis within the female gametophyte to produce eggs. meiosis within the ovary to produce megaspores. fertilization leading to development of microspores. fertilization leading to development of megaspores.arrow_forwardWhich of the following traits characterizes gymnosperms? a. The plants carry exposed seeds on modified leaves. b. Reproductive structures are located in a flower. c. After fertilization, the ovary thickens and forms a fruit. d. The gametophyte is longest phase of the life cycle.arrow_forward
- Identify whether the following parts play a role in gametophyte generation, sporophyte generation or both in gametophyte and sporophyte generation: Leaves Sorus or sori Antheridium Xylem tissue Phloem tissue Cone Wood Roots Root hairs Rhizoids Sporophyll Pollens Ovules Carpel Seed Coat Flagellated sperm Archegonium Sporangium Stamen Pistilarrow_forwardWhich of the following is correct regarding female gametophyte development in Angiosperms? The female gametophyte develops in the anther The female gametophyte develops in an ovule within an ovary A female gametophyte develops from all four megaspores produced via meiosis All cells of the female gametophyte are haploidarrow_forwardWhich of the following is unique to angiosperms? Large vascular tissues (vessel elements) that support broad leaves Lignin that provide structural rigidity Stomata that enhance gas exchange Seeds that enable dormancyarrow_forward
- Fern gametophytes are; small, green and photosynthetic Large brown and not photosynthetic Large well developed, and have true rootsarrow_forwardA banana contains both a fleshy endocarp and mesocarp but the exocarp is skin-like. Bananas also cannot expel their seeds through dehiscence. Which type of fruit is a banana? Pepo Berry Hesperidium Drupearrow_forwardWhich of the following is not a term used in reference to flowers? corolla sepals O calyx O perianth androecium gynoecium mycorrhizae stamenarrow_forward
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