Class Amphibians: Order Gymnophiona
Member of Gymnophiona lacks
lungs
limbs
eyes
head
limbs
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Transport of chemicals from environment to olfactory cells is mediated by the:A. tentacles
B. retractile tentacle
C. smelling
D. sniffing
Number of species that are included in order Gymnophonians, confined to tropical regions is:
A. 120 species
B. 160 species
C. 165 species
D. 600 species
Caecilians are nearly blind because eyes are:
A. bulging
B. covered with skin
C. small
D. protruding
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