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WorksheetsHominins
Total questions: 16
Worksheet time: 9mins
Place these four skulls in the correct order, dating from the most primitive to the most advanced.
D, A, B, C (correct order) OR Gorilla gorilla; Australopithecus africanus
D B A C (correct order) OR Gorilla gorilla; Australopithecus africanus
A, C, B,D (correct order) OR Gorilla gorilla; Australopithecus africanus
Click all the correct answers!
Bipedalism probably evolved because...
The climate in Africa changed 10 million years ago.
Rain forest changed into woodland and savanna.
Our ancestors depended on trees less and less.
Our ancestors needed to communicate using language.
All of these help us to be bipedal EXCEPT:
S-shaped spine
short, wide pelvis
arched feet
opposable thumbs
All of these are advantages of bipedalism EXCEPT:
Hands are free to carry food.
Save energy when walking long distances.
Hands are free to use tools.
Easier to balance on two legs.
What do we share in common with primates?
Common Ancestors
Humans evolved from monkeys
All primates have the following features EXCEPT:
large brains
excellent vision
grasping hands
bipedalism
A large hole in the base of the skull where the spinal cord connects to the brain:
foramen magnum
sagittal crest
cranial capacity
S-shaped spine
Homo sapiens and other species of humans belong to the same group called:
hominins
primates
homo sapiens
Lucy
Which of the following diagram(s) represent that of a bipedal organism?
Diagram on the left
Diagram in the middle
Diagram on the right
What evidence is there that prove that Australopithecus africanus was a bipedal hominin?
Narrow but long pelvis
Wider pelvis
Opposable toe
Toes almost parallel
Which of these two skulls are the oldest relative to modern humans?
The picture on the left
The picture on the right
A possible explanation for the reduction of the brow ridge in modern humans is______________
Less protection for the eyes required
Fewer muscles required for chewing
Frontal lobe reduced in size
Modern human wear sunglasses to protect their eyes
Which of these pictures show less prognathism?
Picture on the left
Picture on the right
