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Caecilian: Quiz

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More interesting facts on Caecilian

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Question 1:
What phylum does Caecilian belong to?

Question 2:
What period does the fossils of the Caecilian come from?
Lower Triassic
Carboniferous u2013 Recent
Pennsylvanian, - Lower Triassic)
Lower Jurassic u2013 Recent

Question 3: The first fossil, a vertebra dated to the ________, wasn't discovered until 1972.
CretaceousPaleoceneOligoceneGeologic time scale

Question 4:
What classis does Caecilian belong to?

Question 5: Their ________ is smooth and usually dark-matte, but some species have colorful skins.
Human skinTanningSkinLeather

Question 6: [11] The earliest fossil known comes from the ________ period; its primitive genus, Eocaecilia, had small limbs and well-developed eyes.
JurassicCretaceousDinosaurGeologic time scale

Question 7: The name dates back to the taxonomic name of the first species described by ________, which he gave the name Caecilia tentaculata.
BiologyCarl LinnaeusCharles DarwinBotany

Question 8: Owing to their underground life, the ________ are small and covered by skin for protection, which has led to the misconception that they are blind.
Nervous systemEyeBrainSensory system

Question 9: Except for two lungless species — Atretochoana eiselti and Caecilita iwokramae — all caecilians have ________, but also use the skin or the mouth for oxygen absorption.
DigestionLungImmune systemRespiratory system

Question 10: [7] While it was suggested that the undefinable organic material shows that the caecilians eat ________, others believe these are in fact the remains of earthworms.
AquariumDetritusPlantMicroorganism







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