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Vertebrata Agnatha Pisces - Questions and Answers

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11. Fertilization is internal in
A. Cat Fish
B. Dog Fish
C. Frog
D. Toad
Explanation:
12. Anus opens into a central chamber in vertebrates called
A. Rectum
B. Cloaca
C. Caecum
D. None of the above
Explanation:
13. Vertebrata is also called
A. Acraniata
B. Craniata
C. Euchordata
D. Both B and C
Explanation:
14. Endoskeleton is cartilaginous in
A. Elasmobranchs
B. Dipnoi
C. Mollusca
D. Osteichthyes
Explanation:
15. Elasmobranchs lack
A. Gill slits
B. Operculum
C. Notochord
D. Placoid scales
Explanation: