The evidence presented by Ardipithecus ramidus
A) proves that the dentition of hominids was fully modernized prior to the appearance of bipedalism
B) supports the theory that bipedalism began on the open savannas of Africa
C) suggests that some apes, in addition to the hominids, may have evolved bipedalism
D) suggests that some extinct species of apes were as proficient at tool use as modern chimpanzees
E) seems to indicate that bipedalism may have begun in a closed, wooded environment
Question 2
Australopithecus bahrelghazali
A) appears to a fossil chimpanzee
B) was found at Kanapoi
C) had thick molar enamel indicating a diet of tough items
D) inhabited a semi-arid grassland
E) was discovered much further west than any previously known Australopith
Experimental evidence of the effect of allelochemicals on plant production.
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