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Chordata Protochordata QUESTIONS AND ANSWERS

Basic Science : Chordata Protochordata QUESTIONS AND ANSWERS :: part3 : 6 to 10

Following Basic Science multiple choice objective type questions and answers will help you in many types of 2024 job and other entrance examinations :

6.Which one is a link between chordates and nonchordates?

Tadpole larva

Sphenodon

Balanoglossus

Crocodilia

7.Acorn worms are included in

Cestoda

Trematoda

Hemichordata

Echinodermata

8.Group where adults are degenerated while larvae are well developed is

Tunicata

Agnatha

Amphibia

Cephalochordata

9.Which of the following statements is/are not true? a) In urochordata, notochord is present only in larval tail b) In cephalochordate, notochord extends from head to tail c) Branchiostoma belongs to hemichordata d) Only one class of living members, class cyclostomata, represents the super class agnatha

a, b and d only

c, d and a only

c only

a and d only

10.A primary character of chordates is

Paired nerve cord

Ganglionated nerve cord

Dorsal tubular nerve cord

Solid ventral nerve cord

More Chordata Protochordata QUESTIONS AND ANSWERS available in next pages