An individual animal of which type was found to be at least 272 years old, suggesting that its type includes the world’s longest-living vertebrate?Galapagos tortoiseIndian elephantJapanese Wagyu cattleGreenland shark

Which class has the largest number of animals?FishesReptilesInsectsMammals

The animals having notochord through out life (a) Shark              (b) Snake(c) Amphioxus      (d) Ascidia(e) Petromyzon     (f) Frog(a), (c), (e), only (b), (c), (e), (f)(a), (e), only (a), (d), (e) only

Select all of the correct statements about aquatic vertebrates called fishes.Multiple select question.cartilaginous or bony skeletonuse gills for respirationlack paired appendagesarose about 250 million years agoterrestrial vertebrateshave jaws

Sharks belong to which class of Vertebrata?Group of answer choicesActinopterygiiAgnathaOsteichthyesChondrichthyes

Fill in the Blank QuestionFill in the blank question.The oldest age to which a species is known to survive is life , while the average age of death is life .