Geography
Continental Drift Theory and its evidence
Practice questions
What is the most appropriate reason for not treating coastline fit alone as decisive evidence in Wegener's evidences?In Continental Drift Theory what problem does the concept of Pangaea solve?Which is the correct analysis of the position of the Tethys Sea?How is Wegener's biggest scientific weakness understood?Mesosaurus fossil evidence is considered serious because it challenges what?What type of clue does the distribution of Glossopteris fossils give for Gondwanaland?What conclusion becomes stronger by studying tillite deposits and glacial striations together?How is the relation between placer gold in Ghana and source areas in Brazil read in support of Wegener?Why was Wegener's explanation of pole fleeing force considered insufficient?What was the main problem in Wegener's tidal force explanation?On what basis was the idea of continents drifting over the ocean floor criticised?Which basic weakness of Wegener did plate tectonics later explain better?How does the idea of sea floor spreading indirectly support Wegener's theory?What caution is needed when reading coal and glacial evidence in Antarctica together?What is the most appropriate meaning of linking the Indian subcontinent with Gondwanaland?Which statement is most appropriate about the Tethys Sea and the Himalaya?Instead of memorising Laurasia and Gondwanaland only as names how should they be understood?If both similar fossils and similar rock structures are found on separate continents why does the conclusion become stronger?When jigsaw fit of Africa and South America is linked with rock evidence what conclusion becomes better?Why is Wegener's theory considered historically important instead of being completely rejected?