KORDAMINE Kahepaiksed 1 1. Milline kahepaiksete ehituse iseärasus võimaldab neil hüpata? ......................................................................................................................................................... 2. Miks on konnadel silmalaud? ......................................................................................................................................................... 3. Mis muudavad mõnede kahepaiksete naha kühmuliseks? ......................................................................................................................................................... 4. Mis on kahepaiksete jäsemete põhimõtteline erinevus kalade jäsemetest? .......................................................................................................................................................... .......................................................................................................................................................... 5. Mis on kloaak? ......................................................................................................................................................... 6. Kas amfiibid on loom- või taimtoidulised? ......................................................................................................................................................... 7. Millised on kahepaiksete hingamiselundid? ......................................................................................................................................................... ......................................................................................................................................................... 8. Mitu vereringet on amfiibidel? .......................................................................................................................................................... 9. Miks on kahepaiksete väikeaju nõrgemini arenenud kui kaladel? .......................................................................................................................................................... .......................................................................................................................................................... .......................................................................................................................................................... |