0scienceeasyIn what year was Avaceratops first scientifically described: 1986, 2007, 2011 or 2012?Show AnswerLearn MoreShare
0sciencenormalIn what year was Cerasinops first scientifically described: 1999, 2007, 2011 or 2012?Show AnswerLearn MoreShare
0sciencechallengingTo which biological family does the Cryptomeria belong: Cupressaceae, Betulaceae, Pinaceae or Rhamnaceae?Show AnswerLearn MoreShare
0sciencenormalWhat is the scientific name of the Douglas fir: Ziziphus jujuba, Abies fraseri, Pseudotsuga menziesii or Fagus sylvatica?Show AnswerLearn MoreShare
0sciencechallengingTo which biological family does the Hesperocyparis lusitanica belong: Cupressaceae, Euphorbiaceae, Pinaceae or Rhamnaceae?Show AnswerLearn MoreShare
0sciencenormalIn what year did Canadian physician Maud Menten die: 1960, 1967, 1972 or 1987?Show AnswerLearn MoreShare
0scienceeasyIn what year did Spanish born Mathieu Orfila die: 1826, 1853, 1902 or 1912?Show AnswerLearn MoreShare
0sciencechallengingIn what year did Selman Waksman die: 1967, 1972, 1973 or 1987?Show AnswerLearn MoreShare
0scienceeasyIn what year was Austrian-American biologist Karl Landsteiner born: 1858, 1868, 1898 or 1914?Show AnswerLearn MoreShare
0sciencenormalWhat was the nationality of Ignaz Semmelweis: Australian, Hungarian, Chinese or American?Show AnswerLearn MoreShare
0sciencechallengingWhat was the nationality of Jan Evangelista Purkyně: Congolese, Hungarian, Czech or Australian?Show AnswerLearn MoreShare
0sciencechallengingWhat is the scientific name of the Papuan black snapper: Haemulon parra, Lutjanus goldiei, Paracaesio caerulea or Hoplopagrus guentherii?Show AnswerLearn MoreShare
0sciencechallengingWhat is the scientific name of the Mexican barred snapper: Hoplopagrus guentherii, Lutjanus notatus, Haemulon parra or Paracaesio caerulea?Show AnswerLearn MoreShare
0sciencechallengingWhat is the scientific name of the Japanese snapper: Hoplopagrus guentherii, Haemulon parra, Lutjanus notatus or Paracaesio caerulea?Show AnswerLearn MoreShare
0sciencenormalTo which biological family does the Pandanus belong: Rosaceae, Rutaceae, Oleaceae or Pandanaceae?Show AnswerLearn MoreShare