4810211
Descripción
Test por Stephanie Masters, actualizado hace más de 1 año
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Creado por Stephanie Masters
hace más de 8 años
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Pregunta 1
Pregunta
Which eukaryotic kingdom includes members that are the result of endosymbioses that included an ancient proteobacterium and an ancient cyanobacterium?
Respuesta
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Plantae
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Fungi
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Animalia
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Protista
Pregunta 2
Pregunta
Which of the following is an incorrect description of a group of organisms observed in the Plant kingdom?
Respuesta
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Glaucophytes are rare algal species.
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Red algae and green algae both contain chlorophyll a.
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Streptophytes include both the land plants and green algae.
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Charophytes are a group of oceanic red algae.
Pregunta 3
Pregunta
All of the following are features of land plants EXCEPT:
Respuesta
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cuticle
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multicellular gametangia
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single-celled gametes
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mutualistic associations with fungi
Pregunta 4
Pregunta
All plants exhibit alternation of generations. This means their life cycle
Respuesta
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includes both haploid and diploid gametes.
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shows only asexual reproduction.
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has both a multicellular haploid stage and a multicellular diploid stage.
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does not include meiosis.
Pregunta 5
Pregunta
Which of the following is true of the bryophytes (liverworts, hornworts, and mosses)?
Respuesta
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it is the only group that shows alternation of generations.
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Bryophytes exhibit extensive vascular tissue.
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The sporophyte is the more noticeable stage.
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The gametophyte is the more noticeable stage.
Pregunta 6
Pregunta
A sporophyte...
Respuesta
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is haploid.
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develops from the zygote.
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develops from spores.
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produces gametes.
Pregunta 7
Pregunta
The vascular plants have a vascular system consisting of ____ for transporting water and ____ for transporting nutrients produced in photosynthesis.
Respuesta
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phloem...xylem
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xylem...phloem
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tracheids...fibers
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fibers...tracheids
Pregunta 8
Pregunta
True roots are believed to have evolved from ____ and ____.
Respuesta
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rhyniophytes...lycophytes
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microphylls...megaphylls
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rhizomes...rhizoids
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monilophytes...euphyllophytes
Pregunta 9
Pregunta
Bryophytes : mosses :: monilophytes :
Respuesta
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seed plants
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gymnosperms
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club mosses
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ferns
Pregunta 10
Pregunta
In the conifers, the
Respuesta
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gametophyte is prominent, and the sporophyte is dependent upon the gametophyte.
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sporophyte is prominent, with the sporophyte and gametophyte living independently.
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sporophyte is prominent, and the gametophyte is dependent upon the sporophyte.
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gametophyte is prominent, and the sporophyte stage has disappeared.
Pregunta 11
Pregunta
Which of the following characters is seen in the gymnosperms, but is not seen in other seeded vascular plants?
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alternation of generations
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exposed seeds
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sporophyte stage
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pollen
Pregunta 12
Pregunta
Which of the following terms is least like the others?
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microgametophyte
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pollen
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anther
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ovule
Pregunta 13
Pregunta
Which of the following is NOT characteristic of a monocot?
Respuesta
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leaves with parallel veins
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flower parts usually in threes or multiples of three
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seed with two cotyledons
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root xylem and phloem in a ring
Pregunta 14
Pregunta
In the diagram, what numbers are associated with the megagametophyte?
Respuesta
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1, 2, and 9
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10 and 11
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1, 2, 3, and 4
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6 and 7
Pregunta 15
Pregunta
Labels 6 and 7 on the diagram are indicating the ___ of the flower.
Respuesta
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anther and filament, respectively.
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filament and anther, respectively.
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pollen and pollen tube, respectively.
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stigma and style, respectively.
Pregunta 16
Pregunta
All of the following help to regulate plant growth and development EXCEPT
Respuesta
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environmental cues.
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photoreceptors.
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seed dormancy.
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hormones.
Pregunta 17
Pregunta
Gibberellins : growth :: cytokinins :
Respuesta
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growth
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signal transduction
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phototropism
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cell division
Pregunta 18
Pregunta
In MOST angiosperms, male and female reproductive structures develop
Respuesta
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in separate plants.
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on different flowers on the same plant.
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in the same flower.
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at different times so self-fertilization is avoided.
Pregunta 19
Pregunta
____ is often used to promote the aging of fruit.
Respuesta
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auxin
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cytokinin
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abscisic acid
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ethylene
Pregunta 20
Pregunta
All of the following are examples of magnoliids EXCEPT
Respuesta
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coconut.
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cinnamon.
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avocado.
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magnolias.
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