Yellowstone Trivia Quiz Questions and Answers

blue and brown water on brown rock

1: In which year was Yellowstone National Park established as the first U.S. national park?

A: 1868

B: 1872

C: 1886

D: 1890

Correct Answer: B

Explanation: Yellowstone National Park was established on March 1, 1872, as the first national park in the U.S. due to the Yellowstone National Park Protection Act signed by President Ulysses S. Grant.

2: What percentage of Yellowstone National Park is located in Wyoming?

A: 50%

B: 75%

C: 96%

D: 100%

Correct Answer: C

Explanation: Approximately 96% of Yellowstone National Park’s total land area lies within the state of Wyoming.

3: Which geyser in Yellowstone National Park erupts approximately every 90 minutes?

A: Castle Geyser

B: Giant Geyser

C: Steamboat Geyser

D: Old Faithful Geyser

Correct Answer: D

Explanation: Old Faithful Geyser is famous for its regular eruptions, which occur roughly every 90 minutes.

4: Yellowstone National Park spans how many acres?

A: 1,000,000 acres

B: 2,500,000 acres

C: 3,000,000 acres

D: 2,219,791 acres

Correct Answer: D

Explanation: Yellowstone National Park covers an area of 2,219,791 acres.

5: When were wolves reintroduced to Yellowstone National Park?

A: 1985

B: 1995-1996

C: 2000-2001

D: 2010-2011

Correct Answer: B

Explanation: Wolves were reintroduced to Yellowstone National Park in 1995-1996 as part of a program to restore the ecosystem balance.

6: How many species of fish are native to Yellowstone National Park?

A: 10

B: 18

C: 24

D: 35

Correct Answer: B

Explanation: Yellowstone National Park is home to 18 species of fish.

7: What is the primary cause of geothermal activity in Yellowstone?

A: A dormant volcano

B: Meteorite impact

C: Earthquake faults

D: Tectonic plate collisions

Correct Answer: A

Explanation: Yellowstone’s geothermal activity is mainly due to the Yellowstone Caldera, the largest super volcano on the continent.

8: Which endangered species can be found in Yellowstone?

A: American alligator

B: Giant panda

C: Grizzly bear

D: Snow leopard

Correct Answer: C

Explanation: Grizzly bears, among other species, are found in Yellowstone and are considered threatened.

9: Which river’s headwaters are found in Yellowstone?

A: Colorado River

B: Mississippi River

C: Yellowstone River

D: Snake River

Correct Answer: C

Explanation: Yellowstone contains the headwaters of the Yellowstone River.

10: Which year saw the largest forest fires in Yellowstone’s history?

A: 1959

B: 1973

C: 1988

D: 2003

Correct Answer: C

Explanation: The largest forest fires in Yellowstone’s history occurred during the summer of 1988, burning nearly a third of the park.

11: What rare natural feature is found at Yellowstone’s Mammoth Hot Springs?

A: Coral reefs

B: Travertine terraces

C: Sand dunes

D: Oceanic rift

Correct Answer: B

Explanation: The Mammoth Hot Springs in Yellowstone features rare travertine terraces formed by geothermal activity.

12: Approximately how many species of mammals live in Yellowstone National Park?

A: 20

B: 30

C: 40

D: 60

Correct Answer: D

Explanation: Yellowstone National Park is home to approximately 60 species of mammals.

13: How is Yellowstone Lake geologically unique?

A: Largest freshwater lake in North America

B: Contains a subaqueous volcanic vent

C: Largest high-elevation lake in North America

D: Covers a tectonic plate boundary

Correct Answer: C

Explanation: Yellowstone Lake is North America’s largest high-elevation lake, situated at 7,733 feet above sea level.

14: What is the primary type of forest biome found in Yellowstone?

A: Tropical rainforest

B: Subalpine forest

C: Temperate forest

D: Boreal forest

Correct Answer: B

Explanation: The subalpine forest is the most abundant type of biome in Yellowstone National Park.

15: Which agency currently governs Yellowstone National Park?

A: U.S. Department of Agriculture

B: U.S. Forest Service

C: U.S. National Park Service

D: Bureau of Land Management

Correct Answer: C

Explanation: The U.S. National Park Service is the governing body responsible for managing Yellowstone National Park.

16: How many geothermal features does Yellowstone National Park contain?

A: 1,000

B: 5,000

C: 10,000

D: 20,000

Correct Answer: C

Explanation: Yellowstone contains at least 10,000 geothermal features, including geysers, hot springs, mudpots, and fumaroles.

17: Which large mammal species in Yellowstone is considered the largest continuously free-ranging herd in the U.S.?

A: Elk

B: Bison

C: Moose

D: Pronghorn

Correct Answer: B

Explanation: The Yellowstone Park bison herd is the largest continuously free-ranging herd in the United States.

18: Which park boundary feature follows the height of the Absaroka Range in Yellowstone?

A: Northern boundary

B: Eastern boundary

C: Southern boundary

D: Western boundary

Correct Answer: B

Explanation: The irregular eastern boundary of Yellowstone National Park follows the height of land along the Absaroka Range.

19: How many geysers erupt annually in Yellowstone?

A: About 100

B: About 250

C: About 400

D: About 1,283

Correct Answer: D

Explanation: A study found that at least 1,283 geysers have erupted in Yellowstone, with an average of 465 active in a given year.

20: When did Yellowstone get designated as a UNESCO World Heritage Site?

A: 1972

B: 1978

C: 1982

D: 1990

Correct Answer: B

Explanation: Yellowstone was named a UNESCO World Heritage Site in 1978 due to its unique natural and geological features.

21: How many large carnivores, such as grizzly bears, were relocated or killed in Yellowstone by early personnel to protect elk populations?

A: 45

B: 98

C: 136

D: 200

Correct Answer: C

Explanation: Early park personnel killed 136 wolves in efforts to protect elk populations.

22: What term best describes the ecosystem of Yellowstone National Park?

A: Fragmented

B: Intact

C: Isolated

D: Endangered

Correct Answer: B

Explanation: Yellowstone is part of the Greater Yellowstone Ecosystem, the largest remaining nearly intact ecosystem in the Earth’s northern temperate zone.

23: How high is the Lower Falls of the Yellowstone River?

A: 150 feet

B: 200 feet

C: 308 feet

D: 400 feet

Correct Answer: C

Explanation: The Lower Falls of the Yellowstone River drops 308 feet, making it the highest waterfall in the park.

24: Which U.S. president signed the Yellowstone National Park Protection Act?

A: Abraham Lincoln

B: Andrew Johnson

C: Ulysses S. Grant

D: Rutherford B. Hayes

Correct Answer: C

Explanation: President Ulysses S. Grant signed the Yellowstone National Park Protection Act into law on March 1, 1872.

25: How many National Historic Landmarks are found within Yellowstone?

A: 1

B: 3

C: 5

D: 7

Correct Answer: C

Explanation: Yellowstone National Park is home to five National Historic Landmarks, including Obsidian Cliff.

26: What is the most important reason for Yellowstone’s geothermal features?

A: Mantle plume

B: Earthquake faults

C: Meteorite impacts

D: Glacial movement

Correct Answer: A

Explanation: The geothermal features in Yellowstone are primarily driven by the heat from a mantle plume that lies beneath the park.

27: What is Yellowstone’s estimated grizzly bear population as of 2017?

A: 100

B: 300

C: 500

D: 700

Correct Answer: D

Explanation: In 2017, Yellowstone’s grizzly bear population was estimated at approximately 700 individuals.

28: What large-scale conservation initiative is Yellowstone a key part of?

A: Endangered Species Act

B: Migratory Bird Treaty

C: Greater Yellowstone Ecosystem

D: International Union for Conservation of Nature

Correct Answer: C

Explanation: Yellowstone National Park is the centerpiece of the Greater Yellowstone Ecosystem, a massive conservation initiative to protect its unique flora and fauna.

29: What year did the U.S. Congress provide funds for the destruction of “wolves, prairie dogs, and other animals” in Yellowstone?

A: 1900

B: 1914

C: 1935

D: 1973

Correct Answer: B

Explanation: In 1914, Congress approved funds for the destruction of wolves, prairie dogs, and other such animals in Yellowstone to protect agriculture and animal husbandry.

30: How deep is Yellowstone Lake at its maximum point?

A: 100 feet

B: 200 feet

C: 300 feet

D: 400 feet

Correct Answer: D

Explanation: Yellowstone Lake can reach depths of up to 400 feet, making it one of the deepest lakes in the park.

31: What major event led to Yellowstone reassessing its fire management policies in 1988?

A: Record flooding

B: Earthquake

C: Massive wildfires

D: Pandemic outbreak

Correct Answer: C

Explanation: The massive wildfires of 1988, which burnt nearly one-third of the park, led to a reassessment of fire management policies in Yellowstone.

32: How many geothermal features are found in Yellowstone?

A: 100

B: 1,000

C: 10,000

D: 20,000

Correct Answer: C

Explanation: Yellowstone National Park is home to approximately 10,000 geothermal features.

33: Who was the first Secretary of the Interior to oversee Yellowstone?

A: Henry A. Wallace

B: Columbus Delano

C: Douglas McKay

D: Stewart Udall

Correct Answer: B

Explanation: Columbus Delano was the first Secretary of the Interior to oversee Yellowstone National Park.

34: What is Yellowstone’s official website URL?

A: www.yellowstone.org

B: www.nps.gov/yell/

C: www.wyomingparks.com/yellowstone

D: www.exploreyellowstone.com

Correct Answer: B

Explanation: Yellowstone National Park’s official website is www.nps.gov/yell/.

35: Who was responsible for the first detailed scientific report on Yellowstone?

A: John Colter

B: Theodore Roosevelt

C: Ferdinand V. Hayden

D: William F. Raynolds

Correct Answer: C

Explanation: Ferdinand V. Hayden led the first detailed scientific expedition and report on Yellowstone in 1871.

36: What natural disaster caused significant damage to Yellowstone in 1959?

A: A massive earthquake

B: A volcanic eruption

C: A tornado

D: A wildfire

Correct Answer: A

Explanation: The most powerful earthquake in the recorded history of the region, known as the Hebgen Lake earthquake, occurred just outside Yellowstone in 1959 causing significant damage.

37: Which mountain man first described Yellowstone as “Colter’s Hell” due to its geothermal features?

A: Jim Bridger

B: Kit Carson

C: John Colter

D: Jedediah Smith

Correct Answer: C

Explanation: Mountain man John Colter described the geothermal features of Yellowstone, giving it the nickname “Colter’s Hell.”

38: What was the primary material traded by early Native Americans from the Yellowstone region?

A: Gold

B: Copper

C: Obsidian

D: Turquoise

Correct Answer: C

Explanation: Early Native Americans traded obsidian from Yellow-stone to make tools and weapons.

39: How many visitor centers and museums does Yellowstone maintain?

A: 3

B: 5

C: 9

D: 12

Correct Answer: C

Explanation: Yellowstone National Park maintains nine visitor centers and museums for education and visitor information.

40: What important landmark feature is unique to the Grand Canyon of the Yellowstone?

A: Granite cliffs

B: Glacial deposits

C: Lava strata

D: Coral reefs

Correct Answer: C

Explanation: The Grand Canyon of the Yellowstone prominently features visible lava strata from ancient volcanic activity.

41: How many reported bird species nest in Yellowstone?

A: 50

B: 100

C: 200

D: Half of 311 reported species

Correct Answer: D

Explanation: Almost half of the 311 reported bird species nest in Yellowstone National Park.

42: Which animal was designated the official park ranger to control poaching in the 1880s?

A: Bison

B: Elk

C: Grizzly bear

D: Harry Yount

Correct Answer: D

Explanation: Harry Yount, an experienced mountain man and surveyor, is considered to be Yellowstone’s first park ranger to control poaching.

43: During binding seasons, campfires are frequently prohibited for Yellowstone visitors due to what reason?

A: High winds

B: Wildlife migration patterns

C: High fire danger

D: Road maintenance

Correct Answer: C

Explanation: Campfires are often prohibited during high fire danger to prevent accidental wildfires in Yellowstone.

44: What altitude range does Yellowstone’s plateau typically lie within?

A: 4,000–6,000 feet

B: 6,000–8,000 feet

C: 8,000 feet

D: 9,000–11,000 feet

Correct Answer: B

Explanation: The Yellowstone Plateau generally sits at an elevation of 8,000 feet above sea level.

45: Which structural feature in Yellowstone resulted from blocky collapse following volcanic activity?

A: Natural bridges

B: Fumaroles

C: Travertine terraces

D: Calderas

Correct Answer: D

Explanation: Calderas in Yellowstone formed due to the collapse of ground after the emptying of a magma chamber.

46: What plant genus is particularly endemic to the Yellowstone lakeshore?

A: Sagebrush

B: Sand verbena

C: Birch

D: Cactus

Correct Answer: B

Explanation: The Yellowstone sand verbena is a rare flowering plant endemic to the lakeshores of Yellowstone.

47: Yellowstone’s notable geothermal area, Mammoth Hot Springs, is the result of what geothermal activity?

A: Mantle plumes

B: Subsurface geysers

C: Limestone dissolution

D: Meteorite impacts

Correct Answer: C

Explanation: Mammoth Hot Springs’ travertine terraces are formed from the dissolution of limestone by geothermal activity.

48: The largest geyser in the world, Steamboat Geyser, is found in which Yellowstone basin?

A: Upper Geyser Basin

B: Norris Geyser Basin

C: Mammoth Hot Springs

D: Lower Geyser Basin

Correct Answer: B

Explanation: Steamboat Geyser, the tallest active geyser, is located in Norris Geyser Basin of Yellowstone.

49: What did early Native Americans use the park’s vast amounts of obsidian for?

A: Jewelry

B: Trade items

C: Cutting tools and weapons

D: Ritual artifacts

Correct Answer: C

Explanation: Early Native Americans utilized Yellowstone’s obsidian to create cutting tools and weapons.

50: The Continental Divide in Yellowstone separates the waters flowing into which two bodies of water?

A: Pacific Ocean and Lake Michigan

B: Gulf of Mexico and Gulf of California

C: Atlantic Ocean and Pacific Ocean

D: Great Lakes and Atlantic Ocean

Correct Answer: C

Explanation: Yellowstone’s Continental Divide separates waters flowing toward the Pacific Ocean from those flowing toward the Atlantic Ocean and the Gulf of Mexico.

51: Roughly how many annual visitors did Yellowstone see in the year 2023?

A: 2 million

B: 3.5 million

C: 4.5 million

D: 6 million

Correct Answer: C

Explanation: In 2023, Yellowstone National Park was visited by approximately 4.5 million people.

52: Which year did Yellowstone experience record flooding that significantly disrupted park operations?

A: 2012

B: 2016

C: 2020

D: 2022

Correct Answer: D

Explanation: In June 2022, record rainfall and flooding caused significant road and bridge failures, leading to the temporary closure and evacuation of Yellowstone.

53: Who conducted one of the first major scientific surveys in the Yellowstone region?

A: John Colter

B: Ferdinand V. Hayden

C: Lewis and Clark

D: William Clark

Correct Answer: B

Explanation: Ferdinand V. Hayden conducted one of the first major scientific surveys in the Yellowstone region in 1871.

54: Which legislative act officially created Yellowstone National Park?

A: National Park Service Act

B: The Act of Dedication

C: Antiquities Act

D: Wilderness Act

Correct Answer: B

Explanation: The Act of Dedication, signed on March 1, 1872, officially created Yellowstone National Park.

55: Large seasonal migrations involving what animal group are seen in Yellowstone?

A: Birds

B: Bats

C: Insects

D: Elk

Correct Answer: D

Explanation: Yellowstone’s elk population undertakes large seasonal migrations, particularly to the National Elk Refuge in winter.

56: What rare “fence” feature was created by geothermal activity in Yellowstone?

A: Lava fence

B: Petrified fence

C: Ribbon fence

D: Palisade fence

Correct Answer: D

Explanation: Geothermal activity and mineral deposits form unique features that create palisades or fences, exemplified by Yellowstone’s petrified fence-like structures.

57: What year was the National Park Service established, eventually taking over Yellowstone’s administration?

A: 1872

B: 1883

C: 1916

D: 1929

Correct Answer: C

Explanation: The National Park Service was established in 1916 and took over the administration of Yellowstone National Park the following year.

58: False reports from early trappers about Yellowstone’s features were considered:

A: Early science fiction

B: Authentic discoveries

C: Tall tales and myths

D: Important documentation

Correct Answer: C

Explanation: Reports from early trappers about Yellowstone’s boiling mud and steaming rivers were initially dismissed as myths or tall tales.

59: Which river canyon in Yellowstone is a vivid subject of art and photography?

A: Black Canyon

B: Lewis Canyon

C: Grand Canyon

D: Firehole Canyon

Correct Answer: C

Explanation: The Grand Canyon of the Yellowstone is a popular and vivid subject for art and photography due to its striking features and colorful walls.

60: Who stated, “make merchandise of these beautiful specimens” warning about potential exploitation of Yellowstone if not set aside?

A: Ulysses S. Grant

B: Ferdinand V. Hayden

C: Henry Washburn

D: Nathaniel Langford

Correct Answer: B

Explanation: Ferdinand V. Hayden warned that people might “make merchandise of these beautiful specimens

Source:

https://en.wikipedia.org/wiki/Yellowstone_National_Park

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