資訊推薦

• 11. When did the Archean eon end?(A) 4.5 Ga (B) 4 Ga (C) 2.5 Ga(D)0.5Ga
• 12. Which plant group do the palm trees belong to?(A) Green algae (B) Mosses(C)Ferns(D)Gymnosperms(E
• 13. During which period did basically all modern animal body-plans suddenly appear?(A) Cambrian (B)
• 14. During which time did animal start to burrow into the sediment on the sea floor?(A) Archean (B)P
• 16. During which era did the Ediacaran fauna dominate life on earth?(A)Neoproterozoic(B) Cenozoic (C
• 17. Approximately how old are the oldest known stromatolites?(A) 100 Ma (B) 200 Ma (C) 500 Ma T(D) 1
• 18. When did the first angiosperms (flowering plants) evolve?(A) Proterozoic (B) Early (C) Late (D)
• 19. What did the Miller-Urey experiment produce?(A) Artificial (B) Virus (C) Amino acids (D) Ammonia
• 20. Which two gases are believed to have dominated Farth's first (primary) atmosphere?(A) H &am
• 21. How was the carly Sun compared to the modern Sun?(D) Dark green (A) Weaker (B) Stronger (C) Same
• 22. What are fossilized traces of the activities of living organisms called?(A) Trace metals (B) Tra
• 23. When did the trilobites die out?(A)Cambrian(B) Devonian(C) Permian (D)Cretaceous (E)Neogene
• 24. Which period is often referred to as the "Age of Fish"?(A) Cambrian (B) Devonian (C) P
• 25. When did vertebrate animals first invade the terrestrial environment?(A) Cambrian (B) Devonian (
• 26. Which group of mollusks died out at the end of the Mesozoic?(A) Bivalves (B) Gastropods(C)Polypl
• 27. Which period ended with the biggest mass-extinction in Earth's history?(C) Permian (A) Camb
• 28. When are the first birds believed to have evolved?(A)Neoproterozoic(B)Cenozoic(C)Mesozoic(D)Pale
• 29. When did the last dinosaurs die out?(A) Cambrian (B) Devonian (C) Permian (D) Cretaceous (E) Neo
• 30. Which plant group common during the Mesozoic went extinct at the end of the Mesozoic?(A) Cycads
• 31. What marine organism is responsible for the thick chalk deposits of the Cretaceous?(A) Coccolith
• 33. When did India collide with Eurasia?(A) Cambrian (B) Devonian (C) Permian(D)Mesozoic(E)Cenozoic
• 34. When did the first whales evolve?(A) Cambrian (B) Devonian (C)Permian(D)Mesozoic(E)Cenozoic
• 35. When did the Mediterranean Sea dry up?(A) Cretaceous (B) Paleocene (C) Miocene (D) Quatemary (E)
• 36. When did North and South America get connected through the Panama Isthmus?(A) Pliocene (B) Oligo
• 37. During which epoch did thick ice sheets cover large parts of the northern hemisphere?(A) Pliocen