The dodo was a flightless bird that became extinct in the 1600s. it is believed that one cause of the dodo's disappearance was the destruction of the forests where they lived and fed.
why did this cause the extinction of the dodo?
a.
the dodo was depressed after losing its home.
b.
the dodo quickly changed into a different species of bird.
c.
the dodo adapted to fit its new environment too quickly.
d.
the dodo was unable to adapt to environmental changes.

Based on the topographic map of mt. st. helens, what is the contour interval of the volcano about height is 2,950 m?

Which line in the graph above best illustrates an effect of the carbon dioxide level in the blood on breathing rate before, during and after a period of exercise? 1.b,2.c,3.a,4.d

Ascientist is investigating the effects of salinity on fish development. he places fertilized fish eggs in an aquarium that contains low salinity and observes their development. what factor would improve experimental design the most? place the fish eggs in the open ocean because that is the natural habitat include another aquarium that has normal salinity to compare to the low salinity aquarium include an aquarium that replaces salt with sugar to confirm that the effects are specific to salt grow algae with the fish eggs in order to provide adequate nutrients to the developing embryos