What term describes the formation of new species when populations are geographically separated?
Answer
Allopatric speciation
34719 Intermediate Trivia Questions
34719 public questions at this depth. How many can you answer?
What is the name of the 47-million-year-old primate fossil from Germany known as 'Ida'?
Answer
Darwinius masillae
Which extinction event 66 million years ago wiped out the non-avian dinosaurs?
Answer
Cretaceous-Paleogene extinction
What is the name of the early horse known from the Eocene of North America?
Answer
Hyracotherium
What is the name of the event about 2.4 billion years ago that dramatically increased oxygen in Earth's atmosphere?
Answer
Great Oxidation Event
What is the name of the long-term evolution experiment with E. coli that has been running since 1988?
Answer
Lenski's experiment
Which living reptiles are the closest living relatives of birds?
Answer
crocodilians
What type of selection occurs when individuals with intermediate phenotypes have higher fitness?
Answer
Stabilizing selection
What is the closest living relative to the hippopotamus?
Answer
Cetaceans
Which mass extinction event marked the end of the non-avian dinosaurs?
Answer
Cretaceous-Paleogene extinction
Which early human ancestor species is represented by the fossil skeleton 'Lucy'?
Answer
Australopithecus afarensis
Which islands off the coast of Ecuador are the only natural habitat of the Galápagos penguin?
Answer
Galápagos Islands
Which bay in Canada is a critical habitat for the North Atlantic right whale?
Answer
Bay of Fundy
Which estuary in California is the largest in the state and a key habitat for salmon?
Answer
San Francisco Bay
Which North American desert is home to the saguaro cactus and roadrunner?
Answer
Sonoran Desert
Which river delta in Botswana is a major habitat for elephants and hippos?
Answer
Okavango Delta
Which island in the Indian Ocean is the only natural habitat of the Christmas Island red crab?
Answer
Christmas Island
Which deep-sea hydrothermal vent field on the Mid-Atlantic Ridge is known for white smokers?
Answer
Lost City hydrothermal field
Which forest type, common in eastern North America, loses its leaves each autumn?
Answer
Temperate deciduous forest