To’garak chuvalchanglarning yassi chuvalchanglardan farqlarini aniqlang.
1)tana bo’shlig’ining bo’lishi; 2)anal teshigining bo’lishi; 3)kloakaning bo’lishi; 4)ichki a’zolarning murakkab tuzilganligi; 5)oshqozonning bo’lishi

1. 2,4,5
2. 3,4,5
3. 1,2,4
4. 1,3,4
5. 1,2,5