perching type
wading type
raptorial type
running type
B. wading type
Tail only
Wings only
both and
beneath the contour feathers.
csursorial
perching
wading
raptorial
crow, sun-bird, flower pecker
myna, peacock, parrot
weaver bird, sun-bird, flower pecker
all of these
mammals
reptiles
aves
lizards
larynx
syrinx
synsacrum
pygostyle
peacock
emu
penguin
ostrich
Heart is four-chambered consisting of the auricles and two ventricles
Hind-limbs are modified as wings
Mouth is replaced by beak
Aves are warm blooded
a mammal
a reptile
abrid
none of these
amphi-coelous
hetero-coelous
gastro-coelous
platy-coelous
synsacrum
sternum
pygostyle
thoracic mass
Quill
Filoplume
Down feather
All of these
three toes
four toes
five toes
any of these
syrinx
larynx
synsacrum
synzygy
middle of the trachea
at the base of trachea where it divides into bronchi
base of tongue
none of these
homiothermic condition and viviparity
horny jaws and four-chambered heart
ossified skeleton and four-chambered heart
bipedal locomotion and body covered with feathers
Charles Darwin
Lamarck
Hippocrates
A. Muller
instinct
instinct and intuition
instinct and intelligence
both and
parrot
peacock
kiwi
pigeon
perching type
wading type
raptorial type
running type
heterocoelous
acoelous
opisthocoelous
amphicoelous
sharp eyesight
keen smelling power
both and
sharp eyesight and poor smelling power
Kiwi
Ostrich
Penguin
All of these
Dr. Salim Ali
Dr.MS.Mani
Dr.J.C.Bose
Dr. Jogendra
two occipital condyles
one occipital condyle
many occipital condyles
any of these
ectoderm
mesoderm
endoderm
skin
Bernhard Katz
Alick Isacs
Charles Darwin
Andreas Wagner
a type of air sacs related to ventilation
a fork shaped structure fused and formed by clavicles
a strucutre present in trachea for producing sound
none of these
Ostrich
Emu
Archaeopteryx
Pelican
bill
pecten
keel
filoplume
finch
humming bird
weaver bird
shrew