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Asterales: Quiz


Question 1: An Oligocene pollen is known for Asteraceae and Goodeniaceae, and seeds from Oligocene and ________ are known for Menyanthaceae and Campanulaceae respectively.
PlioceneLanghianMioceneGeologic time scale

Question 2: Under the Cronquist system, ________ was the only family in the group, but newer systems (e.
PlantAsteraceaeFlowering plantFlower

Question 3: The order is a cosmopolite, and includes mostly herbaceous species, although a small number of trees (such as some members of the genus ________) and shrubs are also present.
LobeliaLobelia kalmiiHawaiian lobelioidsLobelia cardinalis

Question 4: Synapomorphies include the oligosaccharide ________, a nutrient storage molecule, and unique stamen morphology.

Question 5: The Asterales order probably originated in the ________ on the supercontinent Gondwana, in the area that is now Australia and Asia.
Cretaceous–Tertiary extinction eventDinosaurGeologic time scaleCretaceous

Question 6: The stamens are usually found around the style, either aggregated densely or fused into a tube, probably an ________ in association with the plunger (or secondary) pollination that is common among the families of the order.
Modern evolutionary synthesisAdaptationNatural selectionEvolution

Question 7: The Asteraceae include some species grown for food, including sunflower (Helianthus annuus), lettuce (Lactuca sativa) and ________ (Cichorium).
CornflowerJerusalem artichokeOliveChicory

Question 8: Asterales is an order of dicotyledonous flowering plants that includes the composite family (________) and its related families.
RagweedSenecio vulgarisAsteraceaeCentaurea

Question 9: The order Asterales includes about eleven families, the largest of which are the ________, with about 25,000 species, and the Campanulaceae, with about 2,000 species.
Flowering plantPlantAsteraceaeFlower


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