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Choose the correct match:

1.	Branchostoma : Notochord persist through out the life
2.	Ascidia : Notochord present in larva and disappears in adult
3.	Doliolum : Notochord present in the larval tail only
4.	More than one option is correct

Subtopic: Phylum Hemichordata | General Introduction: Vertebrates & Agnatha | Class Cyclostomata |

82%

Level 1: 80%+

Hints

Lampreys:

1.	May or may not possess jaw
2.	Is included in the division Agnatha where notochord is present only in the early stages
3.	Possess an elongated body with gill slits for respiration
4.	Are devoid of scales and possess paired fins

Subtopic: General Introduction: Vertebrates & Agnatha | Class Cyclostomata |

50%

Level 3: 35%-60%

Hints