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Class Osteichthyes: Subclass Sarcopterygii and Actinopterygii
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Class Osteichthyes: Subclass Sarcopterygii and Actinopterygii
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Class Osteichthyes: Subclass Sarcopterygii and Actinopterygii
Function of swim bladder in class Osteichthyes is carried out by:
lungs
gills
pneumatic sacs
heart
Author:
rikazzz
Comment
Class Osteichthyes: Subclass Sarcopterygii and Actinopterygii
Fishes that migrate between marine and freshwater environment are called:
diadromous
dual nature
neutral species
all of above
Author:
rikazzz
Comment
Class Osteichthyes: Subclass Sarcopterygii and Actinopterygii
Lungfishes are included in class
Osteichthyes
Chondrichthyes
elasmobranchii
Holocephali
Author:
rikazzz
Comment
Class Osteichthyes: Subclass Sarcopterygii and Actinopterygii
Only surviving coelacanth is:
latimeria
hatfish
ratfish
eels
Author:
rikazzz
Comment
Class Osteichthyes: Subclass Sarcopterygii and Actinopterygii
Gills in fishes supported by the:
trachea
gill arches
gills filaments
pharyngeal slits
Author:
rikazzz
Comment
Class Osteichthyes: Subclass Sarcopterygii and Actinopterygii
Number of living species of Actinopterygii’s is nearly:
30 species
23 species
25 species
55 species
Author:
rikazzz
Comment
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