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Chordata Protochordata - Questions and Answers

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76. Postanal tail occurs in
A. Vertebrates
B. Invertebrates
C. Chordates
D. All the above
Explanation:
77. Which is true?
A. Chordates have ventral hollow nerve cord
B. All vertebrates have open circulatory system
C. All chordates are vertebrates
D. All vertebrates are chordates
Explanation:
78. Which group of protochordates contains Balanoglossus
A. Urochordata
B. Caphalochordata
C. Tunicata
D. Hemichordata
Explanation:
79. All chordates possess
A. Exoskeleton
B. Limbs
C. Skull
D. Axial skeletal rod of notochord
Explanation:
80. Notochord occurs only in the larva of
A. Balanoglossus
B. Amphioxus
C. Herdmania
D. Cephalodiscus
Explanation:
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