Biology: The Dynamics of Life, North Carolina Edition

Section 2: Diversity of Mammals

Diversity of Mammals

1
__________ have offspring that develop inside their mothers until they can live independently.
A)Invertebrates
B)Marsupials
C)Monotremes
D)Placentals
2
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Look at this mammal. Which order does it belong to?
A)Monotremes
B)Marsupials
C)Proboscids
D)Cetaceans
3
Which of these animals belongs to the monotreme order?
A)<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0078675642/181858/ch32_0_b.gif','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (1.0K)</a>
B)<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0078675642/181858/ch32_0_c.gif','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (1.0K)</a>
C)<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0078675642/181858/ch32_0_d.gif','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (2.0K)</a>
D)<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0078675642/181858/ch32_0_e.gif','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (2.0K)</a>
4
Which of these animals is a marsupial?
A)opossum
B)platypus
C)giant anteater
D)raccoon
5
Most species of marsupials are found on the continent of Australia. Which of these provides an explanation of this phenomenon?
A)cladistics
B)regeneration
C)continental drift
D)natural selection
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