Erythrocytes of frog are
nucleated and round
enucleated and oval
enucleated and round
nucleated and oval
Correct Answer :
D. nucleated and oval
Related Questions
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
Claws are absent in
lizards
rabbits
salmanders
crocodiles
Which of the following is false regarding amphibian reproduction ?
Oviparous
Eggs non-mosaic
fertilisation external
Cleavage-meroblastic
Water dog is
Necturus
Pipa
Amblyostoma
Cryptobranchus
The scientific name of a snake like amphibian is
Hyla
Uraeotyphlus
Ophisaurus
Discoglossus
Lateral line system found in fishes has been lost in Amphibia becuase of
development of sturdy eggs
change over to herbivorous feeding
occurence of metamoophosis on amphibia
evolution of terrestrial habit
Which of the following parts is shortest in the alimentary canal of frog ?
Oesophagus
Rectum
Duodenum
Intestine
The male is smaller and lacks vocal sacs in
Alytes - midwife toad
Hyla - tree frog
Necturus - mud puppy
Bufo - common toad
Parts of middle ear of frog are
tympanic membrane and tympanic cavity
middle ear ossicle
eustachian tube
all of these
Which one of the following amphibians has no tongue ?
Amphiuma
Ichthyophis
Salamander
Necturus
Centrum, pre- and post-zygapophsis, transverse process are parts of
skull of frog
vertebrae of frog
sternum of frog
pelvis of frog
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
Cycloid embedded scales are found in
Uraeotyphlus
Triturus
Siren
Amphiuma
Fire bellied toad is
Salamandar
Discoglossus
Necturus
Amphiuma
The main difference between Gymnophiona (Apoda) and Urodela is that urodela
have two auricles and one ventricle
have smooth moist skin
have a cloaca
respire by lungs in adult stage
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
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
Largest Amphibian is
Cryptobranchus - hell bender
Necturus - mud puppy
Amphiuma - congo cell
Rhacophorous - flying frog
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
Nostrils are not connected with mouth cavity in
frogs
fishes
lizards
pigeons
Erythrocytes of frog are
nucleated and round
enucleated and oval
enucleated and round
nucleated and oval
Urodale amphibians lack one of these :
Gill slits in adults
Long vertebral column
Tail in adults
Teeth in both the jaws
The flying frog is
Hyla
Bufo
Rhacophorus
Rana
The toad skin is
dry
scaly
moist
both (a) and (c)
Which of the following has adhesive pad on its fingers and toes ?
Hyla
Necturus
Rhacophorus
Ophisaurus
Hepatic portal system of frog is a part of its
blood circulation in the body.
venous system
arterial system
all of these
The smallest number of vertebrae in its vertebral column is possessed by
Sparrow
Hyla
Mouse
Bufo
Male frogs can croak louder than females becuase of being
larger in size
stronger
larger sound box
vocal sac
Paired fins are lacking in
Ichthyophis
Sharks
Rays
Cuttlefish
Tailless amphibians are included in order
Apoda
Caudata
Anura
Cyclostomata