Bio Ch29 Pre-test abc – Flashcards
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Which term below is the proposed kingdom that would include embryophytes and charophyceans?
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Streptophyta
( Some plant biologists now argue that the boundaries of the plant kingdom (Plantae) should be expanded to include the green algae most closely related to plants—the charophyceans and a few related groups.)
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Seedless plants include _____.
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bryophytes, ferns, and horsetails
( Seedless plants include nonvascular plants, such as mosses, liverworts, and hornworts, and vascular plants, such as lycophytes, ferns, horsetails, and whisk ferns.)
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The closest algal relatives of land plants are _____.
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charophyceans
( These green algae and plants share many homologous features.)
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In seedless plants, a fertilized egg will develop into _____.
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a sporophyte
( The fertilized egg will develop into a sporophyte that releases haploid spores.)
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The diploid generation of the plant life cycle always _____.
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produces spores
( The diploid generation of the plant life cycle always produces spores.)
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All of the following structures may be a part of a bryophyte's life cycle except _____.
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megaphylls
( Megaphylls are a type of branched leaf. Bryophytes do not have true leaves.)
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Most bryophytes, such as mosses, differ from all other plants in that they _____.
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lack vascular tissue
( The bryophytes generally lack vascular tissue, which all other plants have.)
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In contrast to bryophytes, in vascular plants the dominant stage of the life cycle is the _____.
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sporophyte
( The diploid sporophyte generation is dominant in vascular plants; in bryophytes the haploid gametophyte generation is dominant.)
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During the Carboniferous period, forests consisting mainly of ____ produced vast quantities of organic matter, which was buried and later became coal.
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ferns and other seedless plants
( These were the dominant plant types of the time.)
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Sori can be found in which of the following?
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pterophytes
( Sori are the small structures under leaf fronds from which spores are released.)
