- 1. Lake Baikal, located in southern Siberia, is the world's deepest and oldest freshwater lake. It is also the largest by volume, holding approximately 20% of the world's unfrozen freshwater. The lake is renowned for its crystal-clear waters, which freeze over in the winter, creating a stunning ice formation that can be several feet thick. Lake Baikal is home to a unique ecosystem, with thousands of plant and animal species found nowhere else on Earth. Visitors can explore the lake's rugged cliffs, sandy beaches, and thousands of small islands while enjoying breathtaking views of the surrounding mountains. The area is also rich in cultural history, with indigenous Buryat people living in the region for centuries and numerous archaeological sites scattered around the lake's shores. Lake Baikal truly is a wonder of nature, offering visitors a once-in-a-lifetime experience in one of the most beautiful and pristine natural environments on the planet.
Where is Lake Baikal located?
A) Alaska, USA
B) Australia
C) Siberia, Russia
D) Argentina
- 2. Which of the following is true about Lake Baikal?
A) It is the world's deepest and oldest freshwater lake.
B) It is the smallest lake in Asia.
C) It is located in Africa.
D) It is a man-made lake.
- 3. What makes Lake Baikal uniquely clear and pure?
A) Low human impact and high oxygen levels
B) High pollution levels
C) Fish population
D) Geothermal activity
- 4. What is the island at the northern end of Lake Baikal called?
A) Siberian Island
B) Olkhon Island
C) Dragon Island
D) Bear Island
- 5. Lake Baikal is a UNESCO World Heritage Site, since which year?
A) 2005
B) 2010
C) 1980
D) 1996
- 6. What proportion of the world's unfrozen freshwater does Lake Baikal hold?
A) 10%
B) 50%
C) 5%
D) 20%
- 7. What is the length of Lake Baikal?
A) 800 kilometers
B) 300 kilometers
C) 1,000 kilometers
D) 636 kilometers
- 8. What is the volume of water in Lake Baikal?
A) 10,000 cubic kilometers
B) 50,000 cubic kilometers
C) 23,600 cubic kilometers
D) 30,000 cubic kilometers
- 9. Approximately how old is Lake Baikal?
A) 5 million years
B) 10,000 years
C) 100 million years
D) 25 million years
- 10. Which continent is Lake Baikal situated on?
A) Europe
B) Africa
C) South America
D) Asia
- 11. What unique species of seal can be found in Lake Baikal?
A) Leopard seal
B) Monk seal
C) Baikal seal
D) Harp seal
- 12. What is the primary outflow of Lake Baikal?
A) Angara River
B) Lena River
C) Irkut River
D) Yenisei River
- 13. How many islands are there in Lake Baikal?
A) 27
B) 75
C) 10
D) 50
- 14. What is the largest tributary of Lake Baikal?
A) Upper Angara River
B) Selenga River
C) Little Sea River
D) Uda River
- 15. What is the primary human activity around Lake Baikal?
A) Fishing
B) Logging
C) Agriculture
D) Tourism
- 16. What is the primary geological feature of Lake Baikal?
A) Volcano
B) Rift valley
C) Cave system
D) Canyon
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