Quiz 7B

A  endothermic lifestyle

B  4-chambered heart

C  one-way air flow through respiratory tract

D  increased proportion of dark musculature

E  pneumatized bone

A  birds can remain on their perch even when they sleep

B  birds can enter a state of hibernation and slow the metabolism to conserve energy

C  birds can meditate and enjoy yoga exercises

D  they require an increased amount of dark musculature

A  was caused by the mammals, who had become superior ecological competitors by the end of the Mesozoic

B  left ecological voids that mammals evolved to occupy in the early Cenozoic

C  occurred because most forms of dinosaurs evolved into birds

D  had little to no effect on the overall composition of animal life on earth

A  modern flightless bird–a smaller version of an emu

B  small Velociraptor with wings and feathers

C  fruit-eating bat, using its wings to collect food

D  none of the options are correct

A  tetrapods

B  endodthermy

C  4-chambered heart

D  diphyodont condition

E  bilateral symmetry

A  are generally larger than males

B  are the primary caregivers to offspring

C  all options listed are correct

D  will be very promiscuous

A  endothermy

B  a 4-chambered heart

C  dense, heavy bones

D  a flat sternum

E  feathers designed as airfoils

A  perform elaborate courtship rituals

B  mate with many females during each breeding season

C  are larger and showier in coloration than females

D  are the primary caregiver to their young

E  actively compete for females through physical battles

A  are pair-bonded for life

B  have very different coloration patterns between males and females, share parental duties, are pair-bonded for life

C  all options listed are correct

D  share parental duties