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Embryophyte: Quiz

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Question 1: These alga-like plants undergo an alternation between haploid and ________ generations (respectively called gametophytes and sporophytes).
KaryotypePolyploidyPloidyChromosome

Question 2: The ________ or stoneworts appear to be the best living illustration of that developmental step.
PlantFlowering plantEmbryophyteCharales

Question 3: Other groups, which first appeared towards the end of the Paleozoic era, reproduce using desiccation-resistant capsules called ________.
PlantFruitFlowering plantSeed

Question 4: Embryophytes also generally have an enlarged central ________ or tonoplast, which maintains cell turgor and keeps the plant rigid.
Cell wallVacuoleEndomembrane systemCell (biology)

Question 5: They are eukaryotic, with a ________ composed of cellulose and plastids surrounded by two membranes.
Cell wallBacteriaCell envelopeChloroplast

Question 6: The embryophytes include trees, flowers, ________, mosses, and various other green land plants.
Flowering plantFernMarchantiophytaGymnosperm

Question 7: Some authors have restricted the kingdom ________ to include only embryophytes, others have given them various names and ranks.
ArchaeplastidaFungusRed algaePlant

Question 8: With very few exceptions, embryophytes obtain their energy through photosynthesis (that is, by absorbing light); and they synthesize their food from ________.
Carbon cycleCarbon sinkGreenhouse gasCarbon dioxide

Question 9: During the ________ period, they diversified and spread to many different land environments, becoming the vascular plants or tracheophytes.
Geologic time scaleLate Devonian extinctionCarboniferousDevonian

Question 10: In most vascular plants, the sporophyte is the dominant individual, and develops true leaves, stems, and ________, while the gametophyte remains very small.
FruitSeedFlowering plantRoot







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