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Petrified Forest National Park - Quiz
Contributed by: Elliott
  • 1. During which epoch did the trees that became fossils in Petrified Forest National Park live?
A) Late Triassic Epoch
B) Early Jurassic Epoch
C) Paleogene Period
D) Cretaceous Period
  • 2. What was the climate like during the Late Triassic Epoch in the region now known as Petrified Forest National Park?
A) Cold and glacial
B) Humid and sub-tropical
C) Temperate and forested
D) Arid and desert-like
  • 3. What supercontinent was the region near during the Late Triassic Epoch?
A) Pangaea
B) Gondwana
C) Rodinia
D) Laurasia
  • 4. Which formation contains the fossil logs in Petrified Forest National Park?
A) Kaibab Limestone
B) Bidahochi Formation
C) Chinle Formation
D) Coconino Sandstone
  • 5. What is the maximum thickness of the Chinle Formation in the park?
A) 1000 feet (300 m)
B) 800 feet (240 m)
C) 600 feet (180 m)
D) 500 feet (150 m)
  • 6. What type of clay in the Chinle Formation swells when wet and shrinks while drying?
A) Montmorillonite
B) Bentonite
C) Kaolinite
D) Illite
  • 7. What geological feature is caused by the swelling and shrinking of bentonite clay?
A) Earthquakes
B) Surface movement and cracking
C) Landslides
D) Volcanic eruptions
  • 8. How many million years ago did tectonic movements begin uplifting the Colorado Plateau?
A) 60 million years ago
B) 80 million years ago
C) 30 million years ago
D) 100 million years ago
  • 9. What is an unconformity in geological terms as seen in Petrified Forest National Park?
A) A sedimentary basin
B) A layer of volcanic ash
C) A break in the rock record
D) A fossil bed
  • 10. Which formation rests directly atop the Chinle Formation in Petrified Forest National Park?
A) Hermit Shale
B) Bidahochi Formation
C) Supai Group
D) Redwall Limestone
  • 11. What type of deposits make up the older layers of the Bidahochi Formation?
A) Marine sediments
B) Glacial till
C) Fluvial and lacustrine deposits
D) Volcanic ash and lava
  • 12. Where in the park can a maar vent be seen?
A) From the Painted Desert Visitor Center
B) From the Pintado Point lookout
C) From the Crystal Forest Trailhead
D) From the Newspaper Rock
  • 13. What is the age range of older dunes in Petrified Forest National Park?
A) 200,000 years to 50,000 years
B) 750,000 years to 20,000 years
C) 1 million years to 100,000 years
D) 500,000 years to 10,000 years
  • 14. What stabilizes young dunes in the park?
A) Grasses and other vegetation
B) Human activity
C) Animal burrows
D) Rock formations
  • 15. What is the approximate length of Petrified Forest National Park from north to south?
A) 15 miles (24 km)
B) 30 miles (50 km)
C) 40 miles (64 km)
D) 20 miles (32 km)
  • 16. What is the maximum width of the park in the north?
A) 5 miles (8 km)
B) 10 miles (16 km)
C) 15 miles (24 km)
D) 12 miles (20 km)
  • 17. What is the minimum width of the park along a narrow corridor?
A) About 1 mile (1.6 km)
B) 3 miles (4.8 km)
C) 2 miles (3.2 km)
D) 5 miles (8 km)
  • 18. Which major east-west route bisects Petrified Forest National Park?
A) Interstate 17
B) Arizona State Route 260
C) U.S. Route 89
D) I-40, the former U.S. Route 66
  • 19. What is the name of the ghost town located about 1 mile west of the park?
A) Winslow
B) Jerome
C) Holbrook
D) Adamana
  • 20. Which city is nearest to Petrified Forest National Park?
A) Cottonwood
B) Flagstaff
C) Holbrook
D) Sedona
  • 21. What road runs north-south through the park?
A) Arizona State Route 89A
B) Historic Highway 66
C) Park Road
D) U.S. Route 180
  • 22. What type of terrain is found in the northern part of the park?
A) Eroded badlands
B) Mountainous regions
C) Gentle hills
D) Major petrified wood deposits
  • 23. Which river does most of the park's intermittent streams empty into?
A) The Colorado River
B) The Gila River
C) The Little Colorado River
D) The Puerco River
  • 24. What is the approximate area covered by the park owned by NPS?
A) 300 square miles (780 km2)
B) 150 square miles (390 km2)
C) 100 square miles (260 km2)
D) 230 square miles (600 km2)
  • 25. Which nation borders the park on the north and northeast?
A) The Navajo Nation
B) The Zuni Nation
C) The Hopi Nation
D) The Apache Nation
  • 26. In which U.S. states is Petrified Forest National Park located?
A) Utah
B) New Mexico
C) Arizona
D) Colorado
  • 27. When was Petrified Forest declared a national monument?
A) 1924
B) 1962
C) 1980
D) 1906
  • 28. What is the Chinle Formation known for?
A) Large mammal fossils
B) Colorful sediments containing fossil logs
C) Geologically recent rock layers
D) Modern plant species
  • 29. What type of ancient reptiles have been found in the park?
A) Phytosaurs
B) Mammals
C) Dinosaurs
D) Birds
  • 30. What type of dwellings did Ancestral Pueblo farmers live in by one thousand years ago?
A) Above-ground, masonry dwellings called pueblos
B) Tents
C) Subterranean pit houses
D) Caves
  • 31. What problem related to petrified wood continues in the park?
A) Natural erosion
B) Theft
C) Fossil excavation by scientists
D) Tourism development
  • 32. What type of fossilization allowed for the study of cellular structures in some park fossils?
A) Cast fossils are used to examine cellular make-up.
B) Compression fossils allow for the study of cellular structures.
C) Permineralized fossils retain much of their original organic structure.
D) Mold fossils preserve detailed cellular structures.
  • 33. Which extinct conifer tree is most commonly found as petrified wood in Petrified Forest National Park?
A) Metasequoia glyptostroboides
B) Woodworthia arizonica
C) Sequoia sempervirens
D) Araucarioxylon arizonicum
  • 34. How many species of fossil trees have been identified in Petrified Forest National Park?
A) At least nine species
B) Twenty species
C) Twelve species
D) Five species
  • 35. Which group of plants is NOT represented among the fossil plant taxa in Petrified Forest National Park?
A) Cycads
B) Mosses
C) Lycophytes
D) Ferns
  • 36. What type of dinosaur fossils are found in the Petrified Forest National Park?
A) Stegosaurs
B) Ankylosaurs
C) Brachiosaurids
D) Early theropod dinosaurs
  • 37. What is the Köppen climate classification for Petrified Forest National Park?
A) Humid continental (Dfa)
B) Mediterranean (Csa)
C) Cold semi-arid (BSk)
D) Tropical rainforest (Af)
  • 38. What type of structures did Ancestral Pueblo families build during the Basketmaker III period?
A) Large pueblos with several hundred rooms
B) Stone towers
C) Above-ground masonry buildings
D) Shallow subterranean pit structures
  • 39. What is the name of the small masonry structure built from petrified wood that is open to the public?
A) Agate House
B) Chinle House
C) Stone Axe
D) Puerco Pueblo
  • 40. What was one reason for the out-migration of Ancestral Pueblo families from the Petrified Forest area?
A) Increased volcanic activity
B) Earthquakes
C) A persistently dry climate
D) Invasion by foreign tribes
  • 41. What name did Amiel Whipple give to the creek where he found petrified wood?
A) Petrified Wood Creek
B) Chalcedony Creek
C) Lithodendron Creek (Stone Tree Creek)
D) Triassic Creek
  • 42. What type of transport was experimentally used in a wagon road built between 1857 and 1860?
A) Horses
B) Camels
C) Oxen
D) Mules
  • 43. What was the Petrified Forest originally called when visitors could book a hotel room at Adamana train station?
A) Petrified Woodland
B) Chalcedony Forest
C) Triassic Forest
D) Lithodendron Woods
  • 44. In which year did the Arizona Territorial Legislature ask Congress to create a petrified forest national park?
A) 1919
B) 1895
C) 1883
D) 1906
  • 45. Which act signed by President Theodore Roosevelt was used to create the Petrified Forest National Monument in 1906?
A) Antiquities Act
B) Conservation Act
C) Preservation Act
D) National Park Service Act
  • 46. What year did the Petrified Forest become a national park?
A) 1906
B) 1985
C) 1962
D) 1934
  • 47. How many acres was the Petrified Forest National Park authorized to expand to in 2004?
A) 100,000 acres
B) 300,000 acres
C) 150,000 acres
D) 218,533 acres
  • 48. Who was the first archeologist to visit Puerco Ruin?
A) John Muir
B) Jessee Walter Fewkes
C) H.P. Mera
D) Walter Hough
  • 49. Which conservationist conducted the first excavations of Puerco Ruin in 1905–06?
A) John Muir
B) Jessee Walter Fewkes
C) H.P. Mera
D) Walter Hough
  • 50. Who conducted paleontological explorations in the park region in 1899?
A) Annie Alexander
B) Ynez Mexia
C) Paleobotanist Lester Ward
D) Charles Camp
  • 51. Where is the fossil material collected by Lester Ward now deposited?
A) Museum of Northern Arizona
B) University of California Museum of Paleontology
C) Smithsonian Institution
D) American Museum of Natural History
  • 52. Who discovered a phytosaur skull near Blue Mesa in 1919?
A) Maurice Mehl
B) Ynez Mexia
C) Charles Camp
D) Annie Alexander
  • 53. Who visited Blue Mesa to collect more phytosaur specimens after the 1919 discovery?
A) Maurice Mehl
B) Charles Camp
C) Ynez Mexia
D) Annie Alexander
  • 54. Which paleontologist was the most prolific collector in the early 20th century?
A) Michael Parrish
B) Edwin Colbert
C) Paul Olsen
D) Charles Camp
  • 55. What type of vegetation form is associated with the Grama Bouteloua/Galleta Hilaria Steppe in Petrified Forest National Park?
A) Alpine Tundra
B) Tropical Rainforest
C) Great Basin montane forest
D) Desert Grassland
  • 56. How many species of flora were found in a 2005 survey within Petrified Forest National Park?
A) 600
B) 447
C) 300
D) 500
  • 57. How many invasive plant species are present in the park according to the 2005 survey?
A) 75
B) 100
C) 57
D) 30
  • 58. What is the main environment of Petrified Forest National Park despite its fossils and eroded badlands?
A) Alpine Tundra
B) Coastal Dune
C) Semi-desert shrub steppe
D) Tropical Rainforest
  • 59. Which of the following is a dominant plant species in Petrified Forest National Park?
A) Blue grama
B) Oak tree
C) Maple tree
D) Pine tree
  • 60. Name one flowering species found growing among the grasses in the park.
A) Evening primrose
B) Rose
C) Tulip
D) Daisy
  • 61. Which shrub is native to Petrified Forest National Park?
A) Azalea
B) Rhododendron
C) Camellia
D) Sagebrush
  • 62. What type of grass species are bearded sprangletop and bush muhly?
A) Invasive annual grass
B) Native perennial bunchgrass
C) Non-native ornamental grass
D) Tropical grass
  • 63. Which invasive species crowds out slower-spreading natives in the park?
A) Annual lovegrass
B) Cactus
C) Oak tree
D) Pine tree
  • 64. What is one of the larger plants found in riparian zones along the park's washes?
A) Pine tree
B) Oak tree
C) Willows
D) Tropical palm
  • 65. Which invasive plant threatens native species by increasing soil salinity in riparian zones?
A) Eurasian tamarisk (saltcedar)
B) Oak tree
C) Cactus
D) Pine tree
  • 66. Which animal is known for its ability to sprint at speeds of up to 60 miles per hour?
A) Bobcats
B) Pronghorns
C) Coyotes
D) Foxes
  • 67. Which animal lives in colonies known as 'towns'?
A) Prairie dogs
B) Coyotes
C) Black-tailed jackrabbits
D) Bobcats
  • 68. Which species of lizard is the largest and most often seen in Petrified Forest National Park?
A) Gopher snakes
B) Collared lizard
C) Plateau striped whiptails
D) Side-blotched lizards
  • 69. Which amphibian is the largest toad found in Petrified Forest National Park?
A) Red-spotted toads
B) Spadefoot toads
C) Woodhouse's toads
D) Great Plains toad
  • 70. How many species of birds are known to have occurred in Petrified Forest National Park since it became a protected area?
A) 216
B) 300
C) 150
D) 100
  • 71. Which bird is the largest found in Petrified Forest National Park?
A) Common raven
B) Golden eagle
C) Western meadowlark
D) Anna's hummingbird
  • 72. What type of birds are most diverse during fall and winter migrations in Petrified Forest National Park?
A) Ground birds
B) Songbirds
C) Birds
D) Raptors
  • 73. Which bird is known for its ability to hover and fly backwards as well as forwards?
A) Anna's hummingbird
B) Golden eagle
C) Common raven
D) Western meadowlark
  • 74. Which bird species is attracted to developed areas around the visitor center and museum?
A) House finches
B) Western tanagers
C) Hermit warblers
D) All of the above
  • 75. Which snake sometimes imitates rattlesnakes when disturbed?
A) Gopher snakes
B) Prairie rattlesnakes
C) Side-blotched lizards
D) Collared lizards
  • 76. Which amphibian is most active in the rainy season, July through September?
A) Red-spotted toads
B) Woodhouse's toads
C) Tiger salamanders
D) Spadefoot toads
  • 77. Which bird is known for its charming song?
A) Anna's hummingbird
B) Western meadowlark
C) Common raven
D) Golden eagle
  • 78. Which architect designed the Painted Desert Visitor Center?
A) Frank Lloyd Wright
B) Le Corbusier
C) Richard Neutra
D) Zaha Hadid
  • 79. What historic designation was given to the Painted Desert Inn in 1987?
A) National Historic Landmark
B) State Historical Monument
C) World Heritage Site
D) Local Historic District
  • 80. What is the name of the orientation movie shown at the visitor center?
A) Timeless Impressions
B) Petrified Forest Secrets
C) Ancient Landscapes
D) Desert Wonders
  • 81. How often is 'Timeless Impressions' shown at the visitor center?
A) Every hour
B) Once every half-hour
C) Twice a day
D) Three times a day
  • 82. What type of service is available at the Rainbow Forest Museum complex?
A) Limited food service
B) Catering services
C) Full restaurant service
D) Buffet-style meals
  • 83. What is not allowed on trails and unpaved surfaces in Petrified Forest National Park?
A) Horses
B) Bicycles
C) Motorcycles
D) Foot traffic
  • 84. How many maintained hiking trails are there in the park?
A) Five
B) Seven
C) Ten
D) Nine
  • 85. What is limited to eight people in Petrified Forest National Park?
A) Group camping
B) Visitor center tours
C) Backpacking expeditions
D) Day hiking groups
  • 86. What type of program is offered at the Painted Desert Inn?
A) A tour
B) A cooking class
C) A dance workshop
D) A painting session
  • 87. What type of vehicle travel is not allowed in the park?
A) Commercial tours
B) Off-road vehicle travel
C) Bicycles on paved roads
D) Private automobiles
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