Biology: The Dynamics of Life, California 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.
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0078665809/181858/ch32_0_a.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>
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/0078665809/181858/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/0078665809/181858/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/0078665809/181858/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/0078665809/181858/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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