Hayvonot olamiga taaluqli bo’lgan sistematik guruhlarni to’g’ri tartibda ko’rsating.
1)olam; 2)oila; 3)tur; 4)turkum; 5)tip; 6)sinf; 7)avlod

1. 3,7,4,6,5,1,2
2. 3,4,2,7,1,6,5
3. 3,7,2,4,6,5,1
4. 1,3,7,2,4,6,5
5. 1,5,6,4,2,7,3