A) Canada B) China C) USA D) Russia
A) Lake Baikal B) Lake Superior C) Caspian Sea D) Lake Tanganyika
A) Baikal seal B) Giraffe C) Polar bear D) Kangaroo
A) 336 B) 512 C) 157 D) 273
A) 2020 B) 1996 C) 2005 D) 1970
A) 5 B) 50 C) 10 D) 27
A) Irkutsk B) Tokyo C) New York D) Paris
A) Invasive species B) Overfishing C) Pollution D) Climate change
A) 3,000 meters B) 500 meters C) 800 meters D) 1,642 meters |