Cycloid embedded scales are found in
Uraeotyphlus
Triturus
Siren
Amphiuma
Correct Answer :
A. Uraeotyphlus
Related Questions
If the mouth of a frog is kept open for some time, it dies because it is unable to
feed
breathe
drink water
none of these
The male is smaller and lacks vocal sacs in
Alytes - midwife toad
Hyla - tree frog
Necturus - mud puppy
Bufo - common toad
A frog lives in water or near water becuase
it can get its food easily in water
its hindlimbs are webbed and help in swimming
it respires through skin
it can see through its transparent eye lids while swimming
External gills persist all through the life of
Salmander
Cryptobranchus
Necturus
Bufo
The epidermis in skin of adult frog has
thick and cornified epithelium
poorly cornified stratified squamous epithelium
a simple columnar epithelium
small microscopic scales in it
The smallest number of vertebrae in its vertebral column is possessed by
Sparrow
Hyla
Mouse
Bufo
Which of the following is a false statement for the members of the order Apoda?
They have middle ear apparatus
They show parental cafe
They lose tail and gills during metamorphosis
All of these
Water dog is
Necturus
Pipa
Amblyostoma
Cryptobranchus
The toad skin is
dry
scaly
moist
both (a) and (c)
The adult amphibians possess
pronephric kidney
mesonephric kidney
metanephric kidney
both (a) and (b) ,
Tailed amphibians are included in the order
Anura
Apoda
Gymnophiona
Urodela
Erythrocytes of frog are
nucleated and round
enucleated and oval
enucleated and round
nucleated and oval
Which of the following is false regarding amphibian reproduction ?
Oviparous
Eggs non-mosaic
fertilisation external
Cleavage-meroblastic
The bones of the frogs's hindlinbs are part of the
axial skeleton
appendicular skeleton
exoskeleton
visceral skeleton
In frog, the fore- and hindlimbs are derived from
a single body segment each
a multiple number of body segments each
a single and from multiple segments respectively
none of these
Persistence of larval condition is known as
neoteny
paedogensis
paedomorphosis
none of these
In which of these, the larva closely resembles the adult ?
Frog
Necturus
Toad
Hyla
A limbless amphibian is
Cryptobranchus - hell blender
Necturus - mud puppy
Uraeotyphlus - blind worm
Alytes - midwife toad
The skull of frog has
single occipital condyle and 10 pairs of cranial nerves
single occipital condyle and 12 pairs of cranial nerves
two occipital condyles and 10 pairs of cranial nerves
two occipital condyles and 12 pairs of cranial nerves
Paired fins are lacking in
Ichthyophis
Sharks
Rays
Cuttlefish
Which of the amphibian has poison gland in the skin ?
Ram tigrina
Hyla
Rhacophorus
Amphiuma
Male frogs can croak louder than females becuase of being
larger in size
stronger
larger sound box
vocal sac
Largest Amphibian is
Cryptobranchus - hell bender
Necturus - mud puppy
Amphiuma - congo cell
Rhacophorous - flying frog
Huxley grouped fishes and amphibians under
Ichthyopsida
Ichthyopsaurus
Ichthyodactyla
Pterodactyla
When compared to the frog, the toad is
more terrestrial
more aquatic
more aerial
none of these
Which one of the following amphibians has no tongue ?
Amphiuma
Ichthyophis
Salamander
Necturus
Both pairs of limbs are equal in size in
toads
frogs
salamanders
lizards
Which of the following has adhesive pad on its fingers and toes ?
Hyla
Necturus
Rhacophorus
Ophisaurus
Nostrils are not connected with mouth cavity in
frogs
fishes
lizards
pigeons
The croking of frog serves to
ward off their enemies
attract the opposite sex
identify the same species
collect the young ones