WorksheetsEarly Humans McGraw Hill Ch. 1 Lesson 1
Total questions: 18
Worksheet time: 12mins
Modern humans are .............. p. 5
members of the Great Ape family.
evolved from monkeys.
known as Homo sapiens.
a type of hominin.
The first apes evolved about 25 million years ago when a medium-sized primate group split into two groups: apes and (a) . p. 5
Which is true of most primates except humans? p. 5
They walk on four limbs most of the time.
They have six toes on each foot.
They have claws.
Scientists learn about the ancient past from (a) , or the preserved remains of ancient life, which may include bones and footprints. p. 6
Early hominins were initially partly _______________ , which means they could walk partly on two legs, but by 2.5 million years ago they had evolved to walk up-right. p. 6
bipedal
genus
extinct
evolved
Modern humans are known as ______ ___________. p. 9
Homo erectus
Homo sapiens
Homo habilis
The ape family branched into two major lines: ___________, which were humanlike mammals, and apes , including modern chimpanzees and bonobos. p. 5
hominins
apes
primates
humans
As the hominin species continued to evolve, the size of their _____ kept growing, which also required them to _____. p. 5
hearts; migrate
hearts; eat more
brains; eat more
brains; migrate
Fossils can provide information on (choose three) p. 6
how our ancestors lived.
what our ancestors thought.
how our ancestors changed over time.
who our ancestors were.
Which features did Australopithecines, or southern apes, have? (choose two) p. 6
humanlike teeth and arm and leg joints
humanlike brains and jaws
apelike brains and jaws
apelike teeth and arm and leg joints
As their brains increased in size, our early human ancestors developed skills including (choose three) p.
writing
using fire
using stone tools
hunting and gathering
building towns
When men and women bonded to each other, they worked together to ___________. p. 7
ensure the survival of their children.
develop communication skills.
establish their own villages.
Improved thinking and communication skills enabled Homo sapiens to (choose three) p. 10
work in large groups.
learn from experience.
develop speaking skills.
pass information to the next generation.
How did Homo sapiens differ from other Homo species? (choose three) p. 9-10
They hunted animals and used fire.
They were lighter and less muscled.
They continued to develop larger brains.
They walked upright.
They adapted better.
How did Homo sapiens' skills develop or change around 70,000 years ago? (choose three) p. 10-11
They learned how to imagine and plan.
They became completely bipedal.
They learned social skills for cooperation.
They improved their abilities to learn and remember.
They developed a written language.
What is the Out-of- Africa model say? p. 12
Modern humans evolved in one place and migrated to other parts of the world. As they spread out, they replaced hominins.
Modern humans evolved independently from other scattered early human Homo species in different parts of the world.
What does the Multiregional model say? p. 12
Modern humans evolved in one place and migrated to other parts of the world. As they spread out, they replaced hominins.
Modern humans evolved independently from other scattered early human Homo species in different parts of the world.
Some scientists think two factors played a role in population growth.
natural evolution and availability of food
climate and population pressure
population pressure and food availability
availability of food and climate
