Rubiaceae: Quiz


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More interesting facts on Rubiaceae

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Question 1: The fossil history of the Rubiaceae goes back at least as far as the ________.
Geologic time scalePaleoceneEarthEocene

Question 2: Other common plants included are gardenia, ________ (whose bark contains quinine), sweet woodruff, partridgeberry, gambier, ixora, and noni.
Jesuit's barkCinchona officinalisCinchonaRubiaceae

Question 3: The greatest number of species occur in ________, Venezuela and New Guinea.
Colombian armed conflict (1964–present)Quindío DepartmentColombiaValle del Cauca Department

Question 4: The geographic distribution of these fossils, coupled with the fact that they represent all three subfamilies, is indicative of an earlier origin for the family, probably in the ________ or Paleocene.
Geologic time scaleLate CretaceousCretaceous–Tertiary extinction eventMaastrichtian

Question 5: A fossil infructescence and fruit found in 44-million-year-old strata in ________ were assigned to Emmenopterys dilcheri, an extinct species.

Question 6: [3] A large number of poorly studied species exist as understorey shrubs in ________ and are threatened with habitat destruction.
Saint HelenaMaldivesMozambiqueMadagascar

Question 7: The well-known genus Rubus (blackberries and raspberries) is unrelated, lying instead in the ________ family.
Flowering plantMaloideaePrunusRosaceae

Question 8: Currently, there are about 611 ________ and more than 13,443 species [1] in Rubiaceae.
Biological classificationClass (biology)GenusLife

Question 9: While ________ are most common, members of the family can also be trees, lianas or herbs.
RoseCotoneasterShrubBroom (shrub)

Question 10: Although fossils dating back to the ________ and Palaeocene have been referred to the family by various authors, none of these fossils have been confirmed as belonging to the Rubiaceae.
CretaceousDinosaurCretaceous–Tertiary extinction eventGeologic time scale

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