Eutherians are characterised by
skin with glands
hairy skin
true placentation
locomotary hindlimbs
Correct Answer :
C. true placentation
Related Questions
Duck-bill platypus is found in
India
Malaysia
Africa
New Zealand
The ruminant mammals are included under
Artiodactyla
Proboscidea
Sirenia
Perissodactyla
Marsupial pouch and epipubic bones are never found in
eutherians
protherians
metatherians
marsupials
A mammals which never drinks water is
kangaroo
shrew
kangaroo rat
spiny ant eater
The most intelligent ape is
man
gorilla
gibbon
chimpanzee
Which of these is cold blooded
Whales
Penguins
Bears
None of these
Odd toed ungulates such as horse, zebra, donkey etc. are included under order
Proboscida
Ruminants
Perissodactyla
Artiodactyla
A nocturnal carnivorous mammals whose voice resembles crackling human laugh is
wolf
fox
jackal
hyanea
Largest eyes are found in
deer
whale
donkey
dog
Bats are included under order
Chiroptera
Rodentia
Insectivora
Edentata
Whale is a mammal because it bears
a four-chambered heart
a pair of testis
a pair of lungs
a diaphragm between thorax and abdomen
Order Monotremata includes
mammals with a single nostril
mammals with a single gill slit
mammals with a single cloacal aperture
mammals with a single mouth
Alert, keen, swift, athletic killers belong to order
Fissipeda
Primates
Carnivora
None of these
Largest mammal of the world is
Indian elephant
African elephant
Blue whale
None of these
The diagnostic features of mammals are
presence of pinna and diaphragm
presence of hair and mammary gland
presence of sweat and sebaceous glands
viviparity and placenta
In ribbit, the danger signal is given by
sound
tail
external ear
fore limbs
All mammals have hair except in order
Cetacea
Chiroptera
Rodentia
Primata
Most important characteristic of a mammal is
presence of thecodont dentition
a four-chambered heart
presence of corpus callosum in brain
presence of diaphragm
A mammal which has a keeled sternum like birds is
flying lizard
flying fish
bat
none of these
The incisors grow throughout life in
dogs and cats
monkeys and apes
cows and sheeps
rats and rabbits
The hedgehog belongs to the order
Rodentia
Insectivora
Sivenia
Shiroptera
A tailless hare is
rabbit
sloth
pika
porcupine
Desert rat in extreme dry conditions
store water
loose water
uses metabolic water
conserve water through kidneys
Ovoviviparity is found in
echidna
shrew
dolphin
kangaroo
The tailless primate is
lemur
loris
baboon
chimpanzee
Scientific name of man is
Dolphins
Oractologus cuniculus
Homosapiens fassilis
Homosapiens sapiens
Chorio-allantoic placenta is found in
eutherian mammals only
eutherians and prototherians
metatherians and prototherians
metatherians and eutherians
Order Cetacea includes
sea cows, sea lions and walrus
horses, zebras, and tapirs
whales, dolphins and porpoises
goat, sheep and bison
An important difference between rats and rabbit is in the number of
incisors
canines
premolars
molars
A rodent causing excessive loss to agriculture is
field rat
snail
jackal
parakeet