Question

Concept Review:

(Q007) Based on recent evidence from the eastern African sites of Lomekwi (Kenya), Dikika (Ethiopia), and Gona (Ethiopia), which of these species may be among the first stone tool users?

Australopithecus (Paranthropus) robustus

Australopithecus sediba

Homo habilis

Australopithecus garhi

Concept Review:

(Q010) All the following features decreased in size between the australopiths and early members of the Homo genus, EXCEPT:

Zygomatic Arches

Mandible

Brain Size

Teeth

Answer 1

7).Homo habilis

explanation:A.robustus are lived 2.3 billion years ago they are as like as chimapanzees,they dont use any any stone tools and A.sediba population discoverd in south africa their stone tools data is not clear,According to archeologist data Homo habilis use first stone tools and A.garhi had small cranial capacity,and their usage of stone tools is not clear.

8).differnce b/w australopiths and homogenous

Teeths

teeths are long	teeth and jaws are small
brain size is not longer	average brain capacity
mandible size is not longer	mandible size are small