Zoology
Paired copulatory organs are present in the reptilian order:
A.
Chelonia
B.
Rhynchocephalia
C.
Squamata
D.
Crocodilia
Well developed parental care is seen in:
A.
Ichthyophis
B.
Cryptobranchus
C.
Ambyostoma
D.
All of these
Example of a truly terrestrial amphibian is:
A.
Siphonops
B.
Ambyostoma
C.
Siren
D.
None of these
Rufo differs from Rana is having:
A.
Smooth and slippery skin
B.
Poorly developed tympanum
C.
An exclusive aquatic life
D.
Paired parotid glands present behind the tympanum
Which one among the following is extinct?
A.
Eryops
B.
Triton
C.
Salamandra
D.
Cryptobranchus
Which of the amphibians has poison glands in the skin?
A.
Raba tigrina
B.
Hyla
C.
Rhacophorous
D.
Amphiuma
The lateral line system found in fish has been lost in Amphibia because of:
A.
Development of sturdy legs
B.
Change over to herbivorous feeding
C.
Occurrence of metamorphosis in amphibia
D.
Evolution of terrestrial habit
Amphibians are characterised by:
A.
Presence of scaleless, glandular, moist skin
B.
Presence of dermal scales on the skin
C.
Their amphibious habit of living on land and water
D.
Hind webbed limbs
Animals of which order have a tail in their larval forms?
A.
Apoda
B.
Urodela
C.
Anura
D.
None of these
Which is not true for order Diplasiocoela?
A.
Pectoral girdle is fused with sternum
B.
Ribs are present
C.
Eighth vertebra is amphicocoela
D.
None of these
One of the following fish is useful in mosquito control?
A.
Saccrobrachus
B.
Scoliodon
C.
Catla
D.
Gambusia
Siren exhibits a character different from that usually found in other salamanders. What is that?
A.
Carnivorous
B.
It has no hind lega
C.
Three pairs of external gills
D.
Eyelids are absent
Which is a mismatch?
A.
Bufo - True toad
B.
Hyla - Tree frog
C.
Bombinatar - surinam toad
D.
Alytes - Mid wife toad
Which of them is a primitive amphibian?
A.
Liopema
B.
Stegocephalia
C.
Pelobates
D.
None of these
Animals with vertebral column and elongated sylindrical, tailess, transversely ringed, limbless body, belong to order:
A.
Anguiliformes
B.
Squamata
C.
Gymnophiona
D.
Anura
Limbs and tail are absent in the order:
A.
Anura
B.
Urodela
C.
Apoda
D.
None of these
Salamander belongs to the order:
A.
Urodela
B.
Apoda
C.
Phyllospondylli
D.
Lepospondylli
Neoteny is seen in amphibians belonging to order:
A.
Gymnophiona
B.
Anura
C.
Urodela
D.
Apoda
Which of the following character is not associated with the order of Urodela?
A.
Skin devoid of scales
B.
Teeth are absent
C.
Usually oviparous
D.
Larvae are aquatic
Which of the following is the extinct order of amphibia?
A.
Labyrinthodontia
B.
Phyllosopondylli
C.
Leposopondylli
D.
All of these
Axoloti is the larva of:
A.
Ambystoma
B.
Slamander
C.
Necturus
D.
Proteus
In the amphibian order Urodela:
A.
Limbs are small in front and long behind
B.
Limbs are of equal size
C.
Hind limbs are absent in adults
D.
Limbs absent altogether
Gills are absent in the adults of order:
A.
Urodela
B.
Gymnophiona
C.
Labyrinthodontia
D.
Anura
Fishing Frog' is:
A.
Lophius
B.
Pristis
C.
Polypterus
D.
Scyllium
Which is most correct about fishes?
A.
External ear is absent
B.
Only tympanum present
C.
External ear, middle ear and hympanum absent
D.
Auditory organs absent