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Poaceae: Quiz

  
  
  
  

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Question 1: Grasses are the primary plant used in lawns, which themselves derive from grazed ________ in Europe.
SteppePrairieGrasslandSavanna

Question 2: ________ dominated by grasses are called grasslands.
BiomeTemperate broadleaf and mixed forestsDeserts and xeric shrublandsTemperate grasslands, savannas, and shrublands

Question 3: Grass species also occur in many other habitats that are not formally considered to be grasslands, including different types of wetlands (e.g., fens, marshes), ________ and tundra.
Old-growth forestTreeForestTemperate broadleaf and mixed forests

Question 4:
What period does the fossils of the Poaceae come from?
Early Eocene to Recent
Late Cretaceous,
Late Cretaceous - present
late Miocene

Question 5: The leaf blades of many grasses are hardened with ________ phytoliths, which helps discourage grazing animals.
Silicon dioxideAmethystQuartzOpal

Question 6: Grass fibre can be used for making paper, and for ________ production.
Carbon footprintEmissions tradingIndex of climate change articlesBiofuel

Question 7: Arundinoideae, including giant reed, ________
PhragmitesFlowering plantCyperus papyrusPoaceae

Question 8: This complex structure can be seen in the image on the left, portraying a ________ (Triticum aestivum) spike.
SpeltWheatKamutBread

Question 9: Only Orchidaceae, ________, and Fabaceae have more species, although with over 10,000 species the Rubiaceae is not far behind.
PlantFlowering plantAsteraceaeFlower

Question 10: The C4 grasses have a photosynthetic pathway linked to specialized Kranz leaf anatomy that particularly adapts them to hot climates and an atmosphere low in ________.
Greenhouse gasCarbon sinkCarbon dioxideCarbon cycle
















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