Which of the following are the characteristic features of eutherians?
a) placenta present, teeth in jaws, no cloaca, testes hanging in scrotum
b) placenta present, no teeth in jaws, cloaca absent, testes hanging in scrotum
c) no placenta, teeth present in jaws, cloaca absent, testes hanging in scrotum
d) placenta present, teeth present in jaws, cloaca absent, testes with no scrotum
Sub-class eutheria are further divided into…….orders.
a) ten
b) three
c) fourteen
d) sixteen
Explanation: e.g. insectivore, chroptera, cetacean, carnivore, rodentia, edentate and primates ets
Which of the following mammals are included in order Insectivora?
a) moles and shrews
b) bats and flying squirrels
c) whales, dolphin, sea lion
d) cat, lion, wolves
Explanation: the feed on insects
Which of the following mammals are included in order Chiroptera?
a) moles and shrews
b) bats and flying squirrels
c) whales, dolphin, sea lion
d) cat, lion, wolves
Explanation: these are flying mammals
Which of the following mammals are included in order Cetacea?
a) moles and shrews
b) bats and flying squirrels
c) whales, dolphin, sea lion
d) cat, lion, wolves
Explanation: these are aquatic mammals
Which of the following mammals are included in order Carnivora?
a) moles and shrews
b) bats and flying squirrels
c) whales, dolphin, sea lion
d) cat, lion, wolves
Explanation: these are flesh eating mammals
